Question: Which statistical process would be most helpful in determining the impact of various training routines on the points earned by a decathlon athlete? A hypothesis

Which statistical process would be most helpful in determining the impact of various training routines on the points earned by a decathlon athlete?

A hypothesis test with a null hypothesis that the number of points earned is greater than or equal to the average points earned

Use a confidence interval with points earned as the mean

A hypothesis test with a null hypothesis that the number of points earned is less than the average points earned

Regression with points earned as the independent variable

Regression with points earned as the dependent variable

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