find the mean, median, and mode for each of the following:
1. hits per game: 0, 0, 0, 0, 1, 1, 2, 2, 3
2. test scores: 70, 80, 84, 90, 92, 100
3. cost of lunch ($): 1.25, 1.75, 1.25, 1.75, 1.35, 1.25, 1.75
4. hours of sleep: 7, 8, 8, 9, 9, 9, 9, 10, 10
5A: explain how each data set has a meaning of 8
Set 1: 5, 5, 8, 11, 11
Set 2: 7, 7, 7, 7, 12
Set 3: -2, 0, 6, 18, 18
5B: complete the data set 5, 6, 9, 10, __ so that the mean is 8.
6. the 'student news' rates movies by giving them 1 to 5 stars. find the mean, median, and mode of the ratings data in the info below:
1 star: 1 movie
2 stars: 0 movies
3 stars: 3 movies
4 stars: 3 movies
5 stars: 1 movie
7. choose A, B, or C. what is the best measure of central tendency for these typing rates (in words oer minutes)?
20, 23, 15, 16, 25, 60, 19
A: mean
B: median
C: mode
8. Write a data set for which the mean, the median, and the mode are the same.
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2006-09-16
12:09:46
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12 answers
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asked by
Anonymous