The test statistic for a hypothesis test concerning the equality of two means when the population standard
The test statistic for a hypothesis test concerning the equality of two means when the population standard
deviations are not known and the samples are matched (or paired) follows which distribution?
| t |
| z |
| F |
| Chi square |
- You are going to test a hypothesis concerning two means where the null hypothesis involves a difference of 0. Suppose that your two sample means are 24.3 and 33.9 while the estimated standard error is 3.5. What is the test statistic? Answer to two decimal places.
QUESTION 8
- Consider the previous problem where the average wage for women was $740 and for men it was $900 and you found a test statistic. Suppose you conduct your hypothesis test with a .05 level of significance. True or false: You reject the null hypothesis of equality. True or False?
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