1 3/8 x 5/8 please help me!
1 answer:
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1. use google
2. here is the formula
3. plug it in
2. here is the formula
3. plug it in
Answer:
There is sufficient evidence to conclude that women make less money than men doing the same job.
Step-by-step explanation:
The hypothesis for the test can be explained as follows:
<em>H</em>₀: Women does not make less money than men doing the same job, i.e. .
<em>Hₐ</em>: Women make less money than men doing the same job, i.e. .
From the provided data compute the sample mean and standard deviation:
Compute the test statistic as follows:
The test statistic value is -3.143.
Compute the <em>p</em>-value as follows:
*Use a <em>t</em>-table.
The <em>p</em>-value of the test is 0.003.
The p-value of the test is very small for all the commonly used significance level. The null hypothesis will be rejected.
Conclusion:
There is sufficient evidence to conclude that women make less money than men doing the same job.