Mathematics, 07.03.2020 04:30, Galaxystyx

The manager of a department store wants to determine the proportion of customers who use the store's credit card when making a purchase. What sample size should he select so that at 96% confidence the error will not be more than 10%?

a. 106
b. 76
c. 1
d. There is not enough information given to determine the sample size

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:00, sylvia47

The table shows values for functions f(x) and g(x) . x f(x)=3x g(x)=2x+1 −2 19 −3 −1 13 −1 0 1 1 1 3 3 2 9 5 what is the solution to f(x)=g(x) ? select each correct answer.

Answers: 1

continue

Mathematics, 21.06.2019 18:00, queenofspades

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.

Answers: 1

continue

Mathematics, 22.06.2019 00:00, buddyclayjohnson

Which of these angles are supplementary? a. 100o and 90o b. 78o and 102o c. 54o and 146o d. 12o and 78o

Answers: 1

continue

Mathematics, 22.06.2019 01:30, jlchandl

If cos(θ)=2853 with θin q iv, what is sin(θ)?

Answers: 2

continue

Do you know the correct answer?

The manager of a department store wants to determine the proportion of customers who use the store's...