AP Statisticseasymcq1 pt
A slope test's null hypothesis H0: β = 0 means
A.no linear relationship between x and y
B.a strong relationship exists
C.the intercept is zero
D.the data is invalid
Explanation
Core Concept
Zero slope means no linear trend.
Correct Answer
Ano linear relationship between x and y
More Unit 9: Inference for Quantitative Data: Slopes practice questions
- mediumThe t interval for a slope is wider when
- mediumWhich is NOT a condition for slope inference?
- hardThe four conditions for slope inference mirror which earlier procedure?
- hardA slope test has H0: beta = 0 and Ha: beta < 0 with t = -2.1 and df = 10. The p-value is
- hardWhy is a wider range of x-values helpful for slope inference?
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