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Measures Of Central Tendency Quiz 3 (25 MCQs)

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1. What is the definition of the range?
2. What is the mode of 3, 3, 4, 5, 10?
3. Gary has taken an aptitude test 8 times and his scores are 96, 98, 98, 105, 36, 87, 95, and 93. Which measure of central tendency is most appropriate for his scores?
4. What measure of central tendency (mean, median or mode) would be best for the following set of data?0, 89, 92, 97, 99, 100
5. Find the median of20 30 40 50 60
6. What effect will the outlier have on the median of the data if the outlier is excluded? 4, 6, 3, 4, 3, 6, 24
7. Find the median.7, 1, 1, 7, 1, 4, 1
8. Fine the mean, median, and mode/s of the data.2, 8, 10, 12, 56, 9, 5, 2, 4
9. Anna has test scores of 72, 94, 100, 62.What is the range of her test scores?
10. What is the mean of the data below?1, 5, 10, 11, 20
11. The number of cookies that were made at a bakery for each of seven days is shown:108, 96, 96, 84, 108, 240, and 84 The best measure of center for this data set is the-
12. Find the mode:3, 5, 7, 9, 11, 8, 3
13. In a grouped data, in what class can the median be found?
14. Kayte took a sample of 50 pieces of data. She added up all of the pieces of data and then divided by 50. What measure of center is she working on?
15. Find the range.7, 1, 1, 7, 1, 4, 1
16. Which formula contains no lower boundary?
17. What is the Median?34, 98, 12, 45, 61
18. This statistical number is the middle number of the data set.
19. In the formula, $ mean\ =\ \frac{\sum_{ }^{ }fX_m}{n}$, What is the meaning of $ X_m$?
20. What does the mean tell you about a data set
21. Your basketball team plays 5 games. Your team scores:10 points in the first game, 3 points in the second game, 2 points in the third game, 5 points in the fourth game, and 0 points in the fifth game. What was the mean number of points your team scored for all 5 games?
22. What is the value of grouped mean if $ \sum_{ }^{ }fX_m\ =\ 6807\ and\ n\ =\ 80$ rounded in two decimal places?
23. Find the median:29, 41, 48, 48, 52, 68, 76, 77, 84
24. Which is the MIDDLE?
25. Roger bowled 7 games last weekend. His scores are:155, 165, 138, 172, 127, 193, 142. What is Roger's median score?
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