Referencing Styles : Not Selected 1. This is a hypothetical situation: you are taking an exam and there are 4 multiple choice answers for a question. You are sure that one choice is obviously wrong, so you make a random choice among the remaining three. What is the probability you get the question right?a. 1b. 0.5c. 0.33d. 0.252. In a survey study, the respondents weekly wage variable is recorded in one of the four … View More 1. This is a hypothetical situation: you are taking an exam and there are 4 multiple choice answers for a question. You are sure that one choice is obviously wrong, so you make a random choice among the remaining three. What is the probability you get the question right? a. 1 b. 0.5 c. 0.33 d. 0.25 2. In a survey study, the respondents weekly wage variable is recorded in one of the four categories: less than 500, 501-1000, 1001-2000 and above 2000. What type of measurement is weekly wage recorded this way? a. nominal b. ordinal c. interval d. ratio 3. The central limit theorem demonstrates that a. The value of the mean tends to increase as the sample size increases. b. Means tend to be normally distributed in larger samples. c. Means tend to be chi square distributed in larger samples. d. The value of the mean tends to decrease as the sample size increases. 4. The goal of most studies on samples taken from the population is to a. Generalize from the population to the sample. b. Generalize from the sample to the population. c. Generalize from one population to other population. d. Infer from the sample to other samples. 5. Based on a study of 100 patients, it is reported that the mean Blood Pressure is 121 and the standard error of the mean Blood pressure is 0.5. What is the standard deviation of blood pressure among these patients? a. 11 b. 10 c. 5 d. 25 Read Less
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