Question: Need help with iNZight. Please teach me step-by-step on iNZight. Thank you! ethnicity region Auckland sex age grp under_25 qualification occupation hours income Asian Auckland

Need help with iNZight. Please teach me step-by-step on iNZight. Thank you!

ethnicity region Auckland sex age grp under_25 qualification occupation hours income
Asian Auckland Auckland female 40 Over 25 degree clerical 20 676
Asian Auckland Auckland female 35 Over 25 degree community 56 986
Asian Auckland Auckland female 45 Over 25 degree laborer 35 670
Asian Auckland Auckland female 45 Over 25 degree professional 37.5 1962
Asian Christchurch Non-Auckland female 35 Over 25 degree professional 13 757
Asian Auckland Auckland male 45 Over 25 degree manager 40 1899
Asian Christchurch Non-Auckland male 35 Over 25 degree professional 45 1109
Asian Gisborne Non-Auckland male 20 Under 25 degree technician 40 684
Asian Wellington Non-Auckland male 25 Over 25 degree professional 40 735
European Auckland Auckland female 50 Over 25 degree clerical 35 1312

Using iNZight, perform a 2-sample t-test, to test whether or not the population average Hours worked (variable name = "hours") vary by Sex (variable name = "sex"). Assume equal variances. Test at the 5% level.

From the iNZight output, supply the following details:

(a) The test statistic for the test of mean is (give your answer to 4 decimal places)

(b) The p-value for the test of means is (give your answer to 4 decimal places)

(c) Should the null hypothesis be rejected? Answer YES or NO in the box

(d) Is there evidence that the population mean Hours worked depends on sex? Answer YES or NO in the box

(e) An assumption of equal variances was made. Is this supported by the F-test for the equal variance? Test at the 5% level. Answer YES or NO in the box

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