For a random sample of 9 women, the average resting pulse rate is $\overline{x}$ = 76 beats per minute, and the sample standard deviation is s = 5. What is the standard error of the mean?
A) 0.557
B) 0.745
C) 1.667
D) 2.778

Question

Quizplus · Accepted Answer

The standard error of the mean (SEM) is calculated using the formula: SEM = s / √n, where s is the sample standard deviation and n is the sample size. Here, SEM = 5 / √9 = 5 / 3 = 1.667.

For a Random Sample of 9 Women, the Average Resting x‾\overline{x}x

For a Random Sample of 9 Women, the Average Resting $\overline{x}$