Author Question: In a recent study of retail daily sales by stores at a mall in Kansas, the minimum daily sales was ... (Read 79 times)

robinn137 · **on:** Jun 24, 2018

In a recent study of retail daily sales by stores at a mall in Kansas, the minimum daily sales was 700 and the maximum was 51,000. If you wish to construct a frequency distribution with 10 classes, the minimum class width would be 5,100.

Indicate whether the statement is true or false

Question 2

A randomly selected value from a normal distribution is found to be 2.1 standard deviations above its mean. What is the probability that a randomly selected value from the distribution will be greater than 2.1 standard deviations above the mean?

A) 0.0179
B) 0.0512
C) 0.0231
D) 0.0024