15 What conditions need to be met in order to use the Z value in the formula for the test statistic in a hypothesis test for a proportion? (Remember the data is binomial, why can we use Z?) Group of answer choices No answer text provided. np^ and n(1-p^) must both be at least 10 npo and n(1-po) must both be at least 10 np and n(1-p) both at least 10 (I THINK IT IS C BUT I AM NOT SURE, PLZ HELP!)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 32E
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15 What conditions need to be met in order to use the Z value in the formula for the test statistic in a hypothesis test for a proportion? (Remember the data is binomial, why can we use Z?)

Group of answer choices
No answer text provided.
np^ and n(1-p^) must both be at least 10
npo and n(1-po) must both be at least 10
np and n(1-p) both at least 10 
 
(I THINK IT IS C BUT I AM NOT SURE, PLZ HELP!)
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