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Measures Of Central Tendency Quiz 5 (10 MCQs)

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1. The scores awarded to 25 students for an assignment were as follows:4 7 5 9 8 6 7 7 8 5 6 9 8 5 8 7 4 7 3 6 8 9 7 6 9What is the mode?
2. Another word for mean is
3. Harley surveyed his classmates about how many siblings they have and got the following data:0, 1, 3, 5, 4, 2, 2, 9, 1, 2, 0, 1, 1, 1, 1, 3 Which measure is best measure of center of the data?
4. If you take 5 quizzes and get scores of 95%, 95%, 80%, 85%, and 75%, how would you find your mean quiz score?
5. A set of data is given:3, 7, 11, 11, 16Jesse calculated a measure of center and got 9.6, which measure of center did he just calculate?
6. , 35, 44, 50If I add 10 to each piece of data to make a new data set, (20, 30, 40, 40, 45, 54, 60)which stat calculation will NOT change?
7. Find the mean of the following cell phone usage per month:445, 516, 618, 575, 288
8. Which measure of central tendency is most appropriate for a data that describes the heights of grade 5 students?
9. In which of the following situations would the mean be an appropriate measure of central tendency? I. when the data set contains no outliers II. when using categorical data III. when an exact average is needed IV. when the middle value is needed
10. I have been walking to keep fit. These are the number of miles I have been walking everyday:5, 4, 3, 5, 4.5, 5.5 and 2.5. What is my mean walking distance?
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