A Die Is Rolled 360 Times

question 83

Multiple Choice

A die is rolled 360 times. Find the standard deviation of the number of times a 3 will be rolled.

• A) 50
• B) 21.3
• C) 7.1
• D) 5.9

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Definitions:

Two-Sample T-Test

A statistical test used to compare the means of two independent samples to determine if they come from populations with equal means.

Wilcoxon Signed Rank Test

A nonparametric statistical test used to compare two related samples, matched samples, or repeated measurements on a single sample to assess whether their population mean ranks differ.

Normal Approximation

A technique used to approximate a binomial distribution with a normal distribution when the sample size is sufficiently large.

Wilcoxon Signed Rank Test

A non-parametric statistical test that compares two related samples or repeated measurements on a single sample to assess whether their population mean ranks differ.