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4th Qtr. Module in Statistics and Probability 11 Week: 5 and 6 ... - Free Printable

Educational worksheet: 4th Qtr. Module in Statistics and Probability 11 Week: 5 and 6 .... Download and print for classroom or home learning activities.

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Show Answer Key & Explanations Step-by-step solution for: 4th Qtr. Module in Statistics and Probability 11 Week: 5 and 6 ...

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A.
1. Mean = 1.9, Variance = 0.89, Standard Deviation ≈ 0.943
2. Mean = 5, Variance = 4.4, Standard Deviation ≈ 2.098
3. Mean = 10, Variance = 30, Standard Deviation ≈ 5.477

B.
1. Average mistakes = 1.5
2. Average books = 2.2
3. Mean = 1.32, Variance = 0.5476, Standard Deviation ≈ 0.74

C.
a. z = -15
b. z = -11.5
c. z = -6
d. z = 5.5
e. z = 9

D.
a. x = 68
b. x = 72
c. x = 38
d. x = 29
e. x = 85

Parent Tip: Review the logic above to help your child master the concept of variance and standard deviation worksheet.

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