Computing the necessary sample size for an interval estimate of a ...

[cherise1989]

Computing the necessary sample size for an interval estimate of a population proportion requires a planning value for p. In case of any uncertainty about an appropriate planning value, we know the value that will provide the largest sample size for a given level of confidence and a given margin of error is
 a. .10
  b. .50
  c. .90
  d. 1

Question 2

The volume that results in total revenue being equal to total cost is the
 a. break-even point.
  b. marginal volume.
  c. marginal cost.
  d. profit mix.

[qytan]

Answer to Question 1

b

Answer to Question 2

A

[cherise1989]

Thank you

[qytan]

Happy to help you