Question: Question 1 A confidence interval is defined as: options: A range of numbers that we add to a sample mean to give an estimate of

Question 1

A confidence interval is defined as:

options:

A range of numbers that we add to a sample mean to give an estimate of the population mean, with a given level of confidence.

Given a certain level of confidence, an estimate of the population proportion or mean.

A range of values used to estimate the population mean or proportion, using agiven level of confidence.

A range of given confidence that gives an estimate of the population proportion or mean.

Q-2

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