Author Question: Which of the following is an acceptable format for setting up class boundaries for a frequency ... (Read 41 times)

Chloeellawright · **on:** Jun 24, 2018

Which of the following is an acceptable format for setting up class boundaries for a frequency distribution?

A) 20 to under 40
B) 20 to 40
C) 200 to 299.99
D) All of the above.

Question 2

A random sample of 500 customers at a large retail store was selected. These customers were asked whether they had a positive experience the last time they shopped there. Only 50 customers said that they did not have a positive experience.

Thus, the population parameter for proportion of customers who did have a positive experience is .90. Indicate whether the statement is true or false