Multiple Choice
Suppose the ages of students in 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 statements about the sampling distribution of the sample mean age is incorrect?
A) The mean of the sampling distribution is equal to 23 years.
B) The standard deviation of the sampling distribution is equal to 3 years.
C) The shape of the sampling distribution is approximately normal.
D) The standard error of the sampling distribution is equal to 0.3 years.
Correct Answer:
Verified
Correct Answer:
Verified
Q15: Which of the following is NOT a
Q49: If the amount of gasoline purchased per
Q51: A study at a college in the
Q51: For sample sizes greater than 30,the sampling
Q60: A population frame for a survey contains
Q68: The sampling process begins by locating appropriate
Q71: Which of the following sampling methods is
Q161: TABLE 7-4<br>According to a survey, only 15%
Q162: A study at a college in the
Q175: The amount of time it takes to