A test was made of $H _ { 0 } : \mu _ { 1 } = \mu _ { 2 } \text { versus } H _ { 1 } : \mu _ { 1 }

Question

A test was made of $H _ { 0 } : \mu _ { 1 } = \mu _ { 2 } \text { versus } H _ { 1 } : \mu _ { 1 } < \mu _ { 2 }$ The sample means $\bar { x } _ { 1 } = 7$ and $\bar { x } _ { 2 } = 13$ the sample standard deviations were $s _ { 1 } = 7 \text { and } s _ { 2 } = 5$ and the sample sizes
were $n _ { 1 } = 18 \text { and } n _ { 2 } = 16$
Compute the value of the test statistic.
A) -0.697
B) -4.067
C) -7.164
D) -2.899

Quizplus · Accepted Answer

The Answer of A test was made of $H _ { 0 } : \mu _ { 1 } = \mu _ { 2 } \text { versus } H _ { 1 } : \mu _ { 1 } < \mu _ { 2 }$ The sample means $\bar { x } _ { 1 } = 7$ and $\bar { x } _ { 2 } = 13$ the sample standard deviations were $s _ { 1 } = 7 \text { and } s _ { 2 } = 5$ and the sample sizes
were $n _ { 1 } = 18 \text { and } n _ { 2 } = 16$
Compute the value of the test statistic.
A) -0.697
B) -4.067
C) -7.164
D) -2.899

A Test Was Made Of H0:μ1=μ2 versus H1:μ1<μ2H _ { 0 } : \mu _ { 1 } = \mu _ { 2 } \text { versus } H _ { 1 } : \mu _ { 1 } < \mu _ { 2 }H0​:μ1​=μ2​ versus H1​:μ1​<μ2​

A Test Was Made Of $H _ { 0 } : \mu _ { 1 } = \mu _ { 2 } \text { versus } H _ { 1 } : \mu _ { 1 } < \mu _ { 2 }$