Choose the One Alternative That Best Completes the Statement or Answers

question 174

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
-Use the regression equation to predict the value of $y$ for $x = - 1.5$ .

• A) \(- 3.697\)
• B) \(- 2.593\)
• C) \(2.925\)
• D) \(1.269\)

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Definitions:

Level of Significance

The threshold in hypothesis testing that determines whether a p-value indicates a statistically significant result, typically set at 0.05 or 5%.

Critical Values

Specific points on the scale of the test statistic beyond which we reject the null hypothesis, depending on the level of significance set for the test.

Chi-Square Distribution

A probability distribution used in statistical significance testing, especially for categorical data and goodness-of-fit tests.

Population Variance

A measure of the dispersion or variability of a population's values, calculated as the average of the squared differences from the population mean.