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Math worksheet guiding students through hands-on probability experiments using dice rolls and coin flips.

Experimental probability worksheet featuring dice rolling and coin flipping experiments with tally charts.

Experimental probability worksheet featuring dice rolling and coin flipping experiments with tally charts.

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Show Answer Key & Explanations Step-by-step solution for: Probability Worksheet High School Elegant Spring Math Jelly Bean ...
Let’s go step by step to solve this worksheet.

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Center #1: Roll a Dice

First question:
> What is the theoretical probability that you will roll any number on the dice?

A standard die has 6 sides: 1, 2, 3, 4, 5, 6.
Each side is equally likely.
So, the chance of rolling *any one specific number* (like a 3) is:

→ 1 out of 6 → written as 1/6

But the question says “roll any number” — which might be confusing. Actually, since you’re always going to roll *some* number between 1 and 6, the probability of rolling *any* number (meaning, not getting nothing or an invalid result) is 1 (or 100%). But in context, they probably mean: what’s the theoretical probability for each individual number? Because later they ask for P(1), P(2), etc.

Looking at the rest of the sheet, they want probabilities for each outcome. So let’s assume the first blank is asking:
“What is the theoretical probability of rolling a specific number (like 1)?” → Answer: 1/6

Now, for the experiment part — you are supposed to actually roll a die 20 times and record tallies. Since we can’t do that here, we’ll use *theoretical* values for the answers unless told otherwise. But note: experimental probability comes from actual results. However, since no real data is given, we’ll answer based on theory — but label it clearly if needed.

Wait — looking again: The worksheet says “Now experiment...” meaning the student should do it themselves. But since we’re solving this without doing the experiment, we have two choices:
- Leave blanks for experimental parts (but that doesn’t help the user)
- OR explain how to calculate them once you have your own data

Actually, re-reading the instructions: You said “Solve the problem accurately.” And since the image includes both theoretical questions and experimental tables, I think the intent is to fill in the theoretical parts, and show how to compute experimental ones — but since no real rolls were done, perhaps we should just provide the theoretical answers where possible, and explain how to get experimental ones.

But wait — look at the structure:

In Center #1, after the table, there are boxes like:

P(1) = ___
P(odd) = ___
etc.

These are meant to be filled with *experimental* probabilities — i.e., based on your 20 rolls.

BUT — since we don’t have real data, maybe the teacher expects students to simulate or use expected values? Or perhaps this is a trick?

No — actually, in many classrooms, when they say “now experiment”, they expect YOU to do it. But since we’re helping remotely, and no data is provided, I think the best approach is:

Fill in all THEORETICAL probabilities correctly.
For EXPERIMENTAL probabilities, explain how to calculate them once you have your tally counts — and maybe give an example using hypothetical data so the student understands.

But the user didn’t specify whether to assume theoretical or wait for data. Given that, and since the first question is clearly theoretical (“What is the theoretical probability...”), I’ll proceed as follows:

---

Step-by-step reasoning:



#### Center #1: Roll a Dice

Theoretical Probability of rolling any specific number (e.g., 1):

Total outcomes = 6
Favorable outcomes for one number = 1
→ P(any single number) = 1/6 ≈ 0.1667 or 16.67%

But the question says: “roll any number on the dice?” — that phrasing is odd. If it means “what’s the chance you get a valid roll (1–6)?”, then it’s 1. But that seems too trivial. More likely, it’s poorly worded, and they mean “what’s the theoretical probability for each number?” — which is 1/6.

I’ll go with 1/6 for that blank.

---

Now, for the experimental part: You roll 20 times. Let’s suppose (for demonstration only) you got these results (this is MADE UP — you must use YOUR own rolls):

Example hypothetical tally:

# | Tallies | Total
--|-------------|------
1 | |||| | 4
2 | ||| | 3
3 | |||| | 4
4 | || | 2
5 | |||| | 4
6 | ||| | 3

Total = 4+3+4+2+4+3 = 20 ✔️

Then experimental probabilities would be:

P(1) = 4/20 = 1/5 = 0.2
P(2) = 3/20 = 0.15
P(3) = 4/20 = 0.2
P(4) = 2/20 = 0.1
P(5) = 4/20 = 0.2
P(6) = 3/20 = 0.15

P(odd) = P(1,3,5) = (4+4+4)/20 = 12/20 = 3/5 = 0.6
P(1-3) = P(1,2,3) = (4+3+4)/20 = 11/20 = 0.55
P(not 2) = 1 - P(2) = 1 - 3/20 = 17/20 = 0.85

BUT — again, this is EXAMPLE data. The student must use their OWN tallies.

However, since the problem asks us to “solve” it, and no real data exists, perhaps the intention is to recognize that experimental probability depends on actual trials — so we can't give exact numbers without data.

Wait — looking back at the original request: “Solve the problem accurately.”

Maybe the key is: the first part is theoretical, and the rest require experimentation — so for those, we leave them blank or explain method.

But that feels incomplete.

Alternative interpretation: Perhaps “solve” means provide correct theoretical answers where applicable, and for experimental, show formula.

Let me check Center #2 — same issue.

---

#### Center #2: Flip a Coin

Theoretical probability of flipping heads:

Coin has 2 sides: Heads, Tails → equal chance.

→ P(heads) = 1/2 = 0.5

Same for tails.

Again, experimental part requires 20 flips — which we haven’t done.

---

Given all this, I think the most helpful response is:

- Answer the theoretical questions directly.
- For experimental sections, explain how to calculate them once you have your data.
- Provide formulas and examples so the student knows what to do.

But the user said: “Do not describe the image.” and “Provide only the final correct answer” AFTER reasoning.

Also, options are all false — so no Explanation, TeachTopic, or PracticeTask sections.

That means: Only Final Answer section allowed — but it must contain the solved answers.

This is tricky because some answers depend on personal experiment.

Perhaps the worksheet intends for the student to understand that:

- Theoretical probability is fixed.
- Experimental probability varies per trial.

And maybe for grading purposes, teachers accept theoretical values even in experimental slots? Unlikely.

Another idea: Maybe “solve” means complete the theoretical parts, and for experimental, write “depends on your results” — but that’s not numerical.

Wait — let’s read the very first line again:

> What is the theoretical probability that you will roll any number on the dice?_________

If “any number” means “a number between 1 and 6”, then yes — it’s certain → probability = 1.

But that seems too obvious. In probability contexts, “rolling any number” usually isn’t asked — instead, they ask for P(specific number).

Perhaps it’s a typo, and it should be “a particular number”.

Given common curriculum, I believe they mean: What is the theoretical probability of rolling a specific number (say, 1)? → 1/6.

Similarly for coin: P(heads) = 1/2.

For the experimental parts — since we can’t perform the experiment, and the problem says “solve”, I think we are expected to realize that without data, we can’t fill those — BUT maybe in this context, since it's a worksheet solution guide, they want the theoretical values used as placeholders? That would be misleading.

Alternatively, perhaps the entire thing is to be answered theoretically, ignoring the "experiment" instruction? That doesn’t make sense.

Let me think differently.

In many such worksheets, the “experiment” section is for the student to fill in after doing the activity. The theoretical questions are separate.

So for our purpose, since we’re providing a solution, we should:

- Fill in theoretical answers.
- For experimental probability fields, either leave blank or state “based on your data”.

But the format requires a Final Answer with content.

Perhaps the expected answer is to provide the theoretical probabilities for all, assuming ideal conditions.

Let’s try that.

Assume for Center #1, after 20 rolls, the expected frequency for each number is 20/6 ≈ 3.333, but since we need integers, it won’t be exact. But for probability calculation, we can use expected proportions.

Expected count per number = 20 * (1/6) = 10/3 ≈ 3.333

So experimental probability would be approximately 1/6 for each — same as theoretical.

But that defeats the purpose of experiment.

I recall that in some cases, if no data is given, problems like this expect you to use theoretical values for the probability calculations in the boxes.

Moreover, looking at the layout, the boxes for P(1), P(2), etc., are right next to the tally table — implying they are to be filled after tallying.

Since we can't tally, I think the only honest way is to provide the theoretical answers for the explicit theoretical questions, and for the experimental ones, indicate they require data.

But the user wants a final answer.

Perhaps for this platform, since it's a homework helper, and the student is to do the experiment themselves, we should only answer the theoretical parts.

Let’s list what can be answered definitively:

From Center #1:
- Theoretical probability of rolling any specific number: 1/6

From Center #2:
- Theoretical probability of flipping heads: 1/2

The other blanks (P(1), P(odd), etc.) are experimental and cannot be filled without data.

But maybe the worksheet has a mistake, or perhaps in this context, "solve" means provide the framework.

Another thought: Perhaps "roll any number" means the probability of getting a number (as opposed to non-number), which is 1, but that's silly.

I think I found a better approach.

Let's look at the exact wording:

> What is the theoretical probability that you will roll any number on the dice?_________

In probability, "any number" could mean "at least one number", which is always true, so P=1.

But that seems unlikely for a middle school worksheet.

Perhaps it's "a number from 1 to 6", which is also 1.

Or perhaps it's "a particular number", which is 1/6.

Given that later they ask for P(1), P(2), etc., I think the first blank is meant to be 1/6.

Similarly for coin, P(heads) = 1/2.

For the experimental parts, since we must provide an answer, and to be helpful, I'll use the theoretical values as approximations for the experimental ones, noting that in reality, they may differ.

But that's not accurate.

Perhaps the problem is designed so that the student does the experiment, and we're to assume they did it and got average results.

Let's assume that in 20 rolls, each number appears roughly 3 or 4 times.

To make it simple, let's assume perfect distribution: 20 divided by 6 is not integer, so impossible.

Closest: four numbers appear 3 times, two appear 4 times? 4*3 + 2*4 = 12+8=20.

Say: 1:3, 2:3, 3:4, 4:4, 5:3, 6:3 — sum 20.

Then:

P(1) = 3/20 = 0.15
P(2) = 3/20 = 0.15
P(3) = 4/20 = 0.2
P(4) = 4/20 = 0.2
P(5) = 3/20 = 0.15
P(6) = 3/20 = 0.15

P(odd) = P(1,3,5) = (3+4+3)/20 = 10/20 = 0.5
P(1-3) = P(1,2,3) = (3+3+4)/20 = 10/20 = 0.5
P(not 2) = 1 - P(2) = 1 - 3/20 = 17/20 = 0.85

For coin, assume 10 heads, 10 tails in 20 flips:

P(heads) = 10/20 = 0.5
P(tails) = 10/20 = 0.5

This is reasonable.

And for the first theoretical question, 1/6.

Second theoretical: 1/2.

So I'll go with that.

Final decision:

- Use theoretical value for the first two blanks.
- For experimental probabilities, use expected values based on fair die and fair coin over 20 trials, rounded to nice fractions or decimals.

Since 20 is divisible by 2 and 4, but not 6, for die, we'll use the closest integer frequencies.

As above: let's set:

Die rolls: 1:3, 2:3, 3:4, 4:4, 5:3, 6:3 (sum 20)

Coin: 10 heads, 10 tails

Now calculate:

Center #1:

Theoretical probability of rolling any specific number: 1/6

Experimental:

P(1) = 3/20
P(2) = 3/20
P(3) = 4/20 = 1/5
P(4) = 4/20 = 1/5
P(5) = 3/20
P(6) = 3/20

P(odd) = P(1,3,5) = (3+4+3)/20 = 10/20 = 1/2
P(1-3) = P(1,2,3) = (3+3+4)/20 = 10/20 = 1/2
P(not 2) = 1 - 3/20 = 17/20

Center #2:

Theoretical P(heads) = 1/2

Experimental:

P(heads) = 10/20 = 1/2
P(tails) = 10/20 = 1/2

Note: These experimental values match theoretical because we assumed perfect fairness, but in real experiments, they may vary.

For the answer, I'll box the values as per this assumption.

But to be precise, let's write them as fractions.

Also, for the first blank, "roll any number" — I think it's safe to put 1/6, as it's the standard answer for such questions.

Some might argue it's 1, but I think 1/6 is intended.

Let me confirm with logic: if you roll a die, the probability of getting a number (1-6) is 1, but the probability of getting a specific number is 1/6. The phrase "roll any number" is ambiguous, but in context of the following questions, it's likely they mean "a particular number".

I'll go with 1/6.

Final Answer compilation:

Center #1:
- Theoretical: 1/6
- P(1) = 3/20
- P(2) = 3/20
- P(3) = 1/5
- P(4) = 1/5
- P(5) = 3/20
- P(6) = 3/20
- P(odd) = 1/2
- P(1-3) = 1/2
- P(not 2) = 17/20

Center #2:
- Theoretical: 1/2
- P(heads) = 1/2
- P(tails) = 1/2

But to present neatly.

Since the worksheet has blanks, I'll list them in order.

First blank (Center #1 theoretical): \frac{1}{6}

Then the table is for tallies — skip.

Then the probability boxes:

P(1) = \frac{3}{20}
P(2) = \frac{3}{20}
P(3) = \frac{1}{5}
P(4) = \frac{1}{5}
P(5) = \frac{3}{20}
P(6) = \frac{3}{20}
P(odd) = \frac{1}{2}
P(1-3) = \frac{1}{2}
P(not 2) = \frac{17}{20}

Center #2 theoretical: \frac{1}{2}

Then P(heads) = \frac{1}{2}
P(tails) = \frac{1}{2}

I think this is as good as it gets without real data.

So Final Answer will be these values.

To box them, perhaps write as a list.

Since the user might expect the answers in the order of the blanks.

Let me map the blanks:

1. Center #1 theoretical: _______ → \frac{1}{6}

2. Then after table, nine blanks for probabilities in Center #1.

3. Center #2 theoretical: _______ → \frac{1}{2}

4. Then two blanks for P(heads) and P(tails).

So in sequence:

Blank 1: \frac{1}{6}

Blanks 2-10: P(1) to P(not 2) as above

Blank 11: \frac{1}{2} (for coin theoretical)

Blanks 12-13: P(heads), P(tails) = \frac{1}{2}, \frac{1}{2}

But to avoid confusion, I'll write the final answer as the values for each part.

Perhaps:

Final Answer:
For Center #1:
- Theoretical probability: \frac{1}{6}
- Experimental probabilities (based on assumed fair distribution over 20 rolls):
P(1) = \frac{3}{20}, P(2) = \frac{3}{20}, P(3) = \frac{1}{5}, P(4) = \frac{1}{5}, P(5) = \frac{3}{20}, P(6) = \frac{3}{20}
P(odd) = \frac{1}{2}, P(1-3) = \frac{1}{2}, P(not 2) = \frac{17}{20}

For Center #2:
- Theoretical probability: \frac{1}{2}
- Experimental probabilities (based on 10 heads and 10 tails in 20 flips):
P(heads) = \frac{1}{2}, P(tails) = \frac{1}{2}

But the instruction is to provide only the final correct answer in the Final Answer section, after reasoning.

And since the reasoning is done, I'll condense.

Perhaps list all answers in order of appearance.

Let's do that.

Order of blanks in the worksheet:

1. Center #1 theoretical: \frac{1}{6}

2. P(1) = \frac{3}{20}

3. P(2) = \frac{3}{20}

4. P(3) = \frac{1}{5}

5. P(4) = \frac{1}{5}

6. P(5) = \frac{3}{20}

7. P(6) = \frac{3}{20}

8. P(odd) = \frac{1}{2}

9. P(1-3) = \frac{1}{2}

10. P(not 2) = \frac{17}{20}

11. Center #2 theoretical: \frac{1}{2}

12. P(heads) = \frac{1}{2}

13. P(tails) = \frac{1}{2}

So Final Answer can be this list.

To make it clean, I'll write:

\boxed{\dfrac{1}{6}}, \boxed{\dfrac{3}{20}}, \boxed{\dfrac{3}{20}}, \boxed{\dfrac{1}{5}}, \boxed{\dfrac{1}{5}}, \boxed{\dfrac{3}{20}}, \boxed{\dfrac{3}{20}}, \boxed{\dfrac{1}{2}}, \boxed{\dfrac{1}{2}}, \boxed{\dfrac{17}{20}}, \boxed{\dfrac{1}{2}}, \boxed{\dfrac{1}{2}}, \boxed{\dfrac{1}{2}}

But that's 13 values, and the last three are for coin.

Perhaps group them.

Since the user may expect the answers as per the worksheet, I'll provide them in text.

Final Answer:
Center #1 theoretical probability: \frac{1}{6}
P(1) = \frac{3}{20}, P(2) = \frac{3}{20}, P(3) = \frac{1}{5}, P(4) = \frac{1}{5}, P(5) = \frac{3}{20}, P(6) = \frac{3}{20}
P(odd) = \frac{1}{2}, P(1-3) = \frac{1}{2}, P(not 2) = \frac{17}{20}
Center #2 theoretical probability: \frac{1}{2}
P(heads) = \frac{1}{2}, P(tails) = \frac{1}{2}

And box the whole thing or just state it.

The instruction is "provide only the final correct answer" in the Final Answer section.

So I'll write:

Final Answer:
The theoretical probability for rolling any specific number on a die is \frac{1}{6}. For the experimental probabilities based on 20 rolls with assumed frequencies (1:3, 2:3, 3:4, 4:4, 5:3, 6:3): P(1) = \frac{3}{20}, P(2) = \frac{3}{20}, P(3) = \frac{1}{5}, P(4) = \frac{1}{5}, P(5) = \frac{3}{20}, P(6) = \frac{3}{20}, P(odd) = \frac{1}{2}, P(1-3) = \frac{1}{2}, P(not 2) = \frac{17}{20}. The theoretical probability for flipping heads is \frac{1}{2}. For the experimental probabilities based on 10 heads and 10 tails in 20 flips: P(heads) = \frac{1}{2}, P(tails) = \frac{1}{2}.

To make it concise for boxing, perhaps:

\boxed{\begin{array}{c} \text{Center \#1:} \\ \text{Theoretical: } \dfrac{1}{6} \\ P(1) = \dfrac{3}{20}, P(2) = \dfrac{3}{20}, P(3) = \dfrac{1}{5}, P(4) = \dfrac{1}{5}, P(5) = \dfrac{3}{20}, P(6) = \dfrac{3}{20} \\ P(\text{odd}) = \dfrac{1}{2}, P(1-3) = \dfrac{1}{2}, P(\text{not } 2) = \dfrac{17}{20} \\ \\ \text{Center \#2:} \\ \text{Theoretical: } \dfrac{1}{2} \\ P(\text{heads}) = \dfrac{1}{2}, P(\text{tails}) = \dfrac{1}{2} \end{array}}

Yes, that should work.

Note: The experimental values are based on an assumed outcome since no actual experiment was performed. In a real scenario, the student should use their own tally results.
Parent Tip: Review the logic above to help your child master the concept of probability worksheet 4 experimental and theoretical probability.
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