Question

Now suppose a larger sample (30 pairs vs 10 pairs) was collected and a paired t...

  1. Now suppose a larger sample (30 pairs vs 10 pairs) was collected and a paired t test was used to analyze the data. The output is shown below.

Paired Samples Statistics

Mean

N

Std. Deviation

Std. Error Mean

Pair 1

Female salaries

6773.33

30

782.099

142.791

Male salaries

7213.33

30

875.227

159.794

Paired Samples Correlations

N

Correlation

Sig.

Pair 1

Female salaries & Male salaries

30

.881

.000

Paired Samples Test

Paired Differences

t

df

Sig. (2-tailed)

Mean

Std. Deviation

Std. Error Mean

95% Confidence Interval of the Difference

Lower

Upper

Pair 1

Female salaries - Male salaries

-440.000

414.063

75.597

-594.614

-285.386

-5.820

29

.000

  1. Write a null hypothesis to accompany the test. Assume that you are testing that there are no differences in salaries between genders. Record both a genericversion (through the use symbols) and an Englishversion (using words).
  1. Write the results for the hypothesis test. Be sure to include the appropriate statistics.

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