Question 8(1 point)

Question 8 options:

a)

0.700

b)

0.625

c)

0.875

d)

0.750

Question 9(1 point)

Provide an appropriate response. The peak shopping time at home improvement store is between 8:00am-11:00 am on Saturday mornings. Management at the home improvement store randomly selected 70 customers last Saturday morning and decided to observe their shopping habits. They recorded the number of items that each of the customers purchased as well as the total time the customers spent in the store. Identify the types of variables recorded by the home improvement store.

Question 9 options:

a)	number of items - continuous; total time - continuous

b)	number of items - continuous; total time - discrete

c)	number of items - discrete; total time - continuous

d)	number of items - discrete; total time - discrete

The normal model N(58, 21) describes the distribution of weights of chicken eggs in grams. Suppose that the weight of a randomly selected chicken egg has a z-score of 1.78. What is the weight of this egg in grams? Round to the nearest hundredth of a gram.

Question 12 options:

a)	65.25 grams

b)	95.38 grams

c)	89.50 grams

d)	79.50 grams