1.1 Questionnaire survey method is used to collect (2) A. Primary data B. Secondary data C. Qualitative variable D. None of these 1.2 Colour of a car data is (2) A. Categorical data B. Ordinal data C. Nominal data D. Ratio data 1.3 For data set 2 below, the mode is: (2) X 10 20 30 65 25 10 A. 10 B. 145 C. 15 D. 20 1.4 For data set 2 above the median is (2) A. 10 B. 14.5 C. 15 D. 20 1.5 Throwing a die, the probability of getting a number greater than 4 is (2) A. 1/6 B. 2/6 C. 3/6 ATE1245N Page 3 of B1.6 Throwing 2 die, the probability of an total score of 7 is (2) A. 10/36 B. 6/36 C. 20/36 26/36 1.7 A variable that assumes any value within a range is called (2) A. Discrete variable B. Independent variable C. Continuous variable D. Dependent variable 1.8 According to the empirical rule, approximately what per cent of the data should lie (2) within u+20? A. 75% B. 68% C. 45% 95% 1.9 If you decide to use a 95% confidence interval rather than a 99% confidence interval, you (2) would expect the confidence interval to become A. wider B. stay the same smaller D. increase by 4% 1.10 The smaller the value of the test statistic the more likely you are to (2) A. reject the null hypothesis B. accept the null hypothesis C. reject the alternative hypothesis D. reject the null hypothesis and reject the alternative hypothesis TRUE / FALSE QUESTIONS Select the correct answer from the options available. Indicate your answer on the Answer book. provided. For example: 2.1 FALSE Each question is worth two (2) marks. ATE1245N