A grocery store owner claims that the mean amount spent per checkout is more than $74. A test is made of $H _ { 0 } : \mu = 74 \text { versus } H _ { 1 } : \mu 74$ . The null hypothesis is rejected. State the appropriate
Conclusion.
A) The mean checkout amount is greater than $74.
B) There is not enough evidence to conclude that the mean checkout price is greater than $74.
C) The mean checkout amount is less than or equal to $74.
D) There is not enough evidence to conclude that the mean checkout price is less than or equal to $74.

Question

A grocery store owner claims that the mean amount spent per checkout is more than $74. A test is made of $H _ { 0 } : \mu = 74 \text { versus } H _ { 1 } : \mu > 74$ . The null hypothesis is rejected. State the appropriate
Conclusion.
A) The mean checkout amount is greater than $74.
B) There is not enough evidence to conclude that the mean checkout price is greater than $74.
C) The mean checkout amount is less than or equal to $74.
D) There is not enough evidence to conclude that the mean checkout price is less than or equal to $74.

Quizplus · Accepted Answer

Since the null hypothesis is rejected and the alternative hypothesis is one-tailed (greater than), we can conclude that the mean checkout amount is greater than $74.

A Grocery Store Owner Claims That the Mean Amount Spent H0:μ=74 versus H1:μ>74H _ { 0 } : \mu = 74 \text { versus } H _ { 1 } : \mu > 74H0​:μ=74 versus H1​:μ>74

A Grocery Store Owner Claims That the Mean Amount Spent $H _ { 0 } : \mu = 74 \text { versus } H _ { 1 } : \mu > 74$