A Regression Equation Was Estimated as

question 57

Multiple Choice

A regression equation was estimated as .If and ,the predicted value of y would be:

• A)29.
• B)77.
• C)233.
• D)281.

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Definitions:

Population Mean

The average value of a property in a population.

Confidence Interval

A range of values, derived from the sample data, that is likely to contain the value of an unknown population parameter, with a certain degree of confidence.

Sample Size

The number of observations or data points collected from a subset of a larger population for the purposes of statistical analysis.

Population Standard Deviation

The square root of the variance of a set of values in a population, measuring how spread out the values are.