Estimate by Rounding All the Way (Do Not Round Final

question 42

Short Answer

Estimate by rounding all the way (do not round final answer): 3342 + 9581

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Definitions:

Wilcoxon Rank Sum

A nonparametric statistical hypothesis test used to compare two independent samples to determine if they come from the same distribution.

Approximate Distribution

A statistical term referring to the distribution that is assumed for a dataset based on certain approximations or assumptions.

Sign Test

A non-parametric test used to determine if there is a median difference between paired observations.

Matched Pairs

Matched pairs refer to a study design in statistics where pairs of subjects are matched in terms of key variables that are thought to affect the outcome of interest, and then compared on the outcome, often used to control for confounding variables.