In a Regression Model Involving 60 Observations, the Following Estimated $= 51.4 + 0.70 x _ { 1 } + 0.679 x _ { 2 } - 0.378 x _ { 3 }$

question 86

Multiple Choice

In a regression model involving 60 observations, the following estimated regression model was obtained: $= 51.4 + 0.70 x _ { 1 } + 0.679 x _ { 2 } - 0.378 x _ { 3 }$ For this model, total variation in y = SSY = 119,724 and SSR = 29,029.72. The value of MSE is:

• A) 1619.541.
• B) 9676.572.
• C) 1995.400.
• D) 5020.235.

Interpret the results and significance levels of hypothesis tests.

Understand the concept of power in hypothesis testing and its implications.

Apply t-test procedures for means including assumptions and calculations.

Analyze data significance using P-values in various contexts.

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