Determine whether the alternative hypothesis is left-tailed, right-tailed, or two-tailed.
$$H _ { 0 } : \mu = 71 \quad H _ { 1 } : \mu

Name: Determine whether the alternative hypothesis is left-tailed, right-tailed, or two-tailed. \[H _ { 0 } : \mu = 71 \quad H _ { 1 } : \mu < 71\] A) left-tailed B) right-tailed C) two-tailed
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Question

Determine whether the alternative hypothesis is left-tailed, right-tailed, or two-tailed.
$$H _ { 0 } : \mu = 71 \quad H _ { 1 } : \mu < 71$$
A) left-tailed
B) right-tailed
C) two-tailed

Quizplus · Accepted Answer

The alternative hypothesis $H_1: \mu < 71$ suggests that the test is looking for evidence that the mean ($\mu$) is less than 71, which indicates a left-tailed test.

Determine Whether the Alternative Hypothesis Is Left-Tailed, Right-Tailed, or Two-Tailed H0:μ=71H1:μ<71H _ { 0 } : \mu = 71 \quad H _ { 1 } : \mu < 71H0​:μ=71H1​:μ<71

Determine Whether the Alternative Hypothesis Is Left-Tailed, Right-Tailed, or Two-Tailed $H _ { 0 } : \mu = 71 \quad H _ { 1 } : \mu < 71$