If a person visits a coffee shop for buying coffee, the size of the coffee cup he buys is a function of the time of the day he makes the purchase. In this case, the null hypothesis can be stated as:
a. the person buying the coffee is independent of the size of the coffee cup.
b. the size of the coffee cup purchased does not depend on the time when the purchase is made.
c. the size of the coffee cup purchased depends on the time when the purchase is made
d. the earlier in the day the purchase is made, the bigger the size of the coffee cup purchased.
e. the size of the coffee cup is dependent on the person buying the coffee.
Answer: b. the size of the coffee cup purchased does not depend on the time when the purchase is made.
You might also like to view...
When you're writing to acknowledge a customer's order, include a ________ to assure the customer that he/she has made good purchase
A) resale comment B) discount coupon C) price list for other products D) self-addressed stamped envelope E) copy of a press release
Which of the following is considered an enhanced benefit for expatriates?
A) emergency leave B) education reimbursement for expatriates' children C) host country holiday pay D) pay for host country vacation days