QUESTION 4 A lecturer at Star College wishes to determine whether students' gender is related to their smoking habit. A

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Question 4 A Lecturer At Star College Wishes To Determine Whether Students Gender Is Related To Their Smoking Habit A 1 (88.77 KiB) Viewed 43 times

QUESTION 4 A lecturer at Star College wishes to determine whether students' gender is related to their smoking habit. A sample of 180 students was selected at random. The data was analysed using SPSS and the following tables were obtained. gender* smoking habit Crosstabulation i. iv. Gender Total Female Male Count Expected Count Count Expected Count Count Pearson Chi-Square Likelihood Ratio Linear-by-Linear Association None 46 40.6 Calculate the value of X, Y and Z. 31 Y 77 77.0 Chi-Square Tests Value 16.34 18.975 11.257 State the null and alternative hypotheses. Movie Light X 29.6 20 26.4 56 56.0 What is the requirement for this statistical analysis to be valid? Heavy 24.8 13 22.22 df Z 34 2 1 47.0 47 Total 95 95.0 85 85.0 180 (1 mark) (3 marks) (2 marks) Based on the output, can we conclude that students' gender is related to their smoking habit? Use a=0.01. 180.0 (4 marks) ||