Which of the following is not a condition that must be checked before proceeding with a two-sample test?
A) The samples must be independent of each other.
B) Both samples must be large enough so that the product of each sample size ( $\mathrm { n } _ { 1 }$ and $\left. \mathrm { n } _ { 2 } \right)$ and the pooled estimate, $\hat { p }$, is greater than or equal to 10 .
C) Each sample must be a random sample.
D) All of these are conditions that must be checked to proceed with a two-sample test.

Question

Which of the following is not a condition that must be checked before proceeding with a two-sample test? 
A) The samples must be independent of each other.
B) Both samples must be large enough so that the product of each sample size ( $\mathrm { n } _ { 1 }$ and $\left. \mathrm { n } _ { 2 } \right)$ and the pooled estimate, $\hat { p }$, is greater than or equal to 10 .
C) Each sample must be a random sample.
D) All of these are conditions that must be checked to proceed with a two-sample test.

Quizplus · Accepted Answer

All the listed conditions are necessary to ensure the validity of a two-sample test.

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Which of the Following Is Not a Condition That Must $\mathrm { n } _ { 1 }$