3. Which is not a measure of central tendency? Edit questions by triple- clicking on the text of the question, and type the new question. Edit the answers in the same manner. Select the right answer by right- clicking on the letter(A,B,C,D) of the correct answer, select “Action Settings” from the menu, select “Hyperlink to:”, click on the down arrow to select “Slide…”, choose the slide that corresponds to the dollar amount of the question, and click “OK”, and “OK” again. Click on the letter of the correct answer. Mode Mean Maximum Median

4. Which of the following is resistant to extreme values? Click on the letter of the correct answer. You only have to select a hyperlink for the right answers. Mean Range Maximum Mode

5. Which of the following does NOT indicate a positive association? Click on the letter of the correct answer. r =.009r =.099 b 1 =.456 r 2 =.81 r > 0

6. If the persons in a sample are chosen to meet the demographics of the population, the sample will be Click on the letter of the correct answer. A quota sample A stratified sample A cluster sample A voluntary response sample

7. If representation of all four classes in a high school sample is of importance, which sampling design is appropriate? Click on the letter of the correct answer. SRS Systematic sample Quota sample Stratified random sample

8. Random digit tables and random number generators follow which of the following distributions? Click on the letter of the correct answer. uniform normal t binomial

9. If 10 is added to every value of a data set, which of the following occurs? Click on the letter of the correct answer. Mean increases by 10 Median remains the same Range increases by 10 Mean increases by 100

10. If a data set is transformed using (x, y)  (ln x, ln y), the resulting regression model will be Click on the letter of the correct answer. A power model An exponential model A quadratic model A linear model

11. Sending an innocent person to prison is which of the following? Click on the letter of the correct answer. Confidence level Type I error Type II error Power

12. If the expected value of successes in a binomial experiment of 100 trials is 55, the standard deviation of number of successes is Click on the letter of the correct answer. 2.23 2.49 4.97 24.75

13. Order the following from least to greatest: I. Q 3, II. Value at 70th percentile, III. Value with a z-score of 1. Click on the letter of the correct answer. I, II, III III, II, I II, I, III III, I, II

14. The primary reason for use of blocking when designing an experiment is to reduce Click on the letter of the correct answer. variation the need for randomization bias confounding

15. A random sample of size 10 taken from a population has sample variance of 0. Which of the following is true? I.  2 = 0. II. S. mean = s. median III. All 10 pts same. Click on the letter of the correct answer. I only I and II III only II and III only

16. Two events that do not contain any of the same simple events (outcomes) is called Click on the letter of the correct answer. independent empty mutually exclusive conditional

17. When people think that the long-run frequency of an event should apply even in the short-run is referred to as Click on the letter of the correct answer. Gambler’s fallacy Law of large numbers Law of averages Law of small numbers

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