3. Use a one-sample t-test to test the null that the mean score on the SF-12 for these women is 50. One-Sample T Test te te Test Variable(s): Options... Accomplish LI W.-. . This will be set ter SF12: Mental Health... Perfm actv less c. Bootstrap.. at 50 for a-d and ter Extent pain interf. changed to 47 all Freq/past mo felt . 4 for e lin Freq/past mo felt .. lir Freq/past mo felt .. Freq phys/emoth. pl Health status, sel. SF12: Physical H. Test Value: 47 pl OK Paste Reset Cancel Help ac pan me... IT, Not at all.. . 190 One-Sample Test Test Value = 50 95% Confidence Interval of the Mean Difference Sig. (2-tailed) Difference Lower Upper SF12: Mental Health 8.770 892 .000 3.171570 3.88131 2.46184 Component Score, standardized a) What is the t value? b) Is this statistically significant? Why or why not? c) What are the CIs? d) Interpret these findings: e) What happens when you change your test score to 47?_answer - it is no longer significant