Term
| True, Surveys are Primary data. |
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Definition
Surveying your classmates about their favourite sports is an example of primary data. True or False? |
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Term
25 (remember that the first interval should be 0) The intervals will be 0, 25, 50, 75, 100 |
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Definition
If the range of data for points scored in a game is from 25 to 100 and you only have 5 intervals on your scale than the best choice of scale is to go by: 10 20 25 50 |
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Term
The mean is 4 (divide the sum of the data by the number of data terms) 5 + 7 + 5 + 2 + 1 = 20 divided by 5 =4 |
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Definition
What is the mean of the following set of data? 5, 7, 5, 2, 1 |
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Term
5 Mode is the the most frequent number in the set of data |
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Definition
What is the mode of the following set of data? 5, 7, 5, 2, 1 |
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Term
The median is the middle number that has the same number of scores above and below it. The answer is 4 (see below) 1,2,3,4,5,7,9 |
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Definition
What is the median of the following set of data? 3,5, 7, 2, 1,9,4 |
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Term
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Definition
What is the mean of the following set of data? 2,15,10 |
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Term
| There is no mode in the data set. |
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Definition
What is the mode of this data set? 2,4,5,6,7,8 |
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Term
| 7.5 is the median of the data set. |
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Definition
What is the median of this data set? 5,7,8,9 |
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Term
The missing score is 3 ? divided by 4 (the number of scores) = 5 Work backwards 5 x 4 = 20 3 + 7 + 7 + ? = 20 ? = 3 |
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Definition
The mean of the data set is 5. Below are 3 of the 4 scores. What is the missing score? 3,7,7,__ |
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Term
| No, he averages less than 25 points per game based on his last 4 games. |
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Definition
Jimmy thinks his average (mean) number of points in basketball is 25. Is he correct based on his last 4 games? 20,23,22,27 |
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