What value should we set p-hat to if we want to know how large of sample size needed to create a confidence interval for the population proportion, but we don't have a p-hat from a previous study. Question 12 options:

15

1

0.5

0

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the correct answer is b.

this is because an open circle means < or > & since the line goes left it is < -3.

the next one has a filled circle so it can only be ≥ or ≤ and since the line goes right from 1 it is ≥ 1

hope that

a) is $10.34

b) is 6 toppings