If the Sampling Distribution of ₁ - ₂

question 114

Multiple Choice

If the sampling distribution of ₁ - ₂ cannot be assumed normal, we ________.

• A) are unable to compute a confidence interval
• B) are still able to use the z distribution to compute a confidence interval
• C) must use the t_df distribution with n₁ + n₂ - 2 degrees of freedom to compute a confidence interval
• D) must use the t_df distribution and calculate the degrees of freedom using n₁, n₂, s₁, and s₂ to compute a confidence interval

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Definitions:

Hearsay Evidence

Statements made outside of court that are offered in court to prove the truth of the matter asserted, which are generally inadmissible unless they fall under an exception to the hearsay rule.

Statement of Defence

A legal document filed in court by the defendant, outlining their defense against the claims made in a lawsuit.

Counterclaim

A legal claim brought against the plaintiff by the defendant in a lawsuit, essentially a reverse lawsuit within the original legal action.

Writ of Summons

A legal document issued to initiate court proceedings, formally notifying the defendant of the action against them and requiring their response.