All of the following are true about the standard error of the mean EXCEPT _____.
a. it is larger than the standard deviation of the population
b. it decreases as the sample size increases
c. its value is influenced by the standard deviation of the population
d. it measures the variability in sample means
Question 2
Which of the following is NOT a characteristic of the normal probability distribution?
a. The mean, median, and mode are equal.
b. The mean of the distribution can be negative, zero, or positive.
c. The distribution is symmetrical.
d. The standard deviation must be 1.
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