AP Statisticseasymcq1 pt
The degrees of freedom for slope inference with n = 12 points are
A.10
B.12
C.11
D.8
Explanation
Core Concept
n - 2 equals 12 - 2.
Correct Answer
A10
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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