Need Tutorial For The Question 3 & 4.

Question 3 A health and fitness dub instructor's claims that his program will significantly reduce weight. A random sample of 10 persons was selected and these person were put on the exercise program for 12 weeks. The data were analyzed using SPSS and have the following outputs. Paired Sample Statistics Std Std Error Deviation Mean 85. 203 10 6.39283 2.179711! 82.00} 10 5.94418 1.3?972 Pal red Sample Test Paired Differences 95% Confidence Std Interval of the Std Error Difference Sig [2 Deviatio Mean m- t n tailed) III Illi 1 3 7 la} Find the values of D and E. Pai Before r 1 After (2 marks) (b) State the 95% confidence interval for the mean difference and explain. (1 marks) [c1 At 5% level of significance, using the value of t=4.707, is there sufficient evidence to indicate that the program is successful in reducing weight? Give a reason to support vouranswer. (2 marks) Question 4 The cost {RM'DmJ of cancer treatment was investigated for 16 patients in a hospital in Kula Lumpur for two differentcancer treatment: lung cancer and kidney cancer. The data were collected and analysed using SPSS. The output is given as follow: Group Statlstlcs Std Std Error Deviation Mean Kid ne 8 w. 5375 11.15552 3.94407 Independence Samples Test Type of treatment Levene's Test for Equality t-testfor Equality of Means of Variances ' . Mean Diff 95% Confidence ' Interval of the - Difference Upper Equal . . . 22.61835 variances assumed Equal . . . .45? variances 42 not assumed la] Based on p-yalue in the Levene's test, test the equality of variances in this study. Use a=.05_ {1 mark} {b} State the null and atternative hypotheses for the mean test. [2 marks} {cl Using p-value, justify is there any enough evidence to indicate there is significant evidence that the cost of lung treatment are more than kidney treatment. at 5% significant level. [2 marks}