Suppose the Ages of Students in First-Year Statistics 101 Follow

question 100

Multiple Choice

Suppose the ages of students in first-year Statistics 101 follow a skewed-right distribution with a mean of 23 years and a standard deviation of 3 years.If we randomly sampled 100 students,which of the following is true about the sampling distribution of the sample mean?

• A) The shape of the sampling distribution is approximately normal.
• B) The mean of the sampling distribution is equal to 23 years.
• C) The standard deviation of the sampling distribution is equal to 3 years.
• D) The standard error of the sampling distribution is equal to 0.3 years.

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