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It is 4.7

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Q: What is the sample variance of 25 24 24 20 21?
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What is the variance of of the scores 3 4 8 and 9?

sum of scores: 24 mean of scores : 24/4 = 6 squared deviations from the mean: 9, 4,4,9 sum of these: 26 sample variance: 26/4 = 6.5


What is the variance of 28 27 25 24 21 21 17 16 15 14 14 9 7?

40.828


What correctly renames 78 and 56 using a common denominator?

21/24 and 20/24


What is five sixths plus seven eighths equal?

5/6 + 7/8 = 20/24 + 21/24 = 41/24 or 117/245/6 + 7/8 = 20/24 + 21/24 = 41/24 or 117/245/6 + 7/8 = 20/24 + 21/24 = 41/24 or 117/245/6 + 7/8 = 20/24 + 21/24 = 41/24 or 117/24


What is the average of 19 24 20?

19 + 24 + 20 = 63/3 = 21 The average of the three numbers is 21.


What is five-six add seventh-eight?

5/6 = 20/24 7/8 = 21/24 20/24 + 21/24 = 41/24 or 1 and 17/24


What is the variance of these set of numbers 11 24 7?

The variance is: 79.0


What is the median 37 18 21 and 24?

In order, the numbers are 18, 21, 24 and 37. Since there are an even number (4) of them, the median is the average of the middle two. ie median = (21+24)/2 = 22.5


Find the sample space for choosing a purple green black or silver bike having 10 18 21 or 24 speeds?

The sample space ispurple - 10, green - 10, black - 10, silver - 10 purple - 18, green - 18, black - 18, silver - 18 purple - 21, green - 21, black - 21, silver - 21 purple - 24, green - 24, black - 24, silver - 24


What is more SEVEN eigiths or five sixths?

7 / 8 = 21 / 24 5 / 6 = 20 / 24 21 / 24 > 20 / 24 7 / 8 > 5 / 6


Is 21 out of 24 greater than 5 out of 6?

Multiplying top and bottom by 4, 5/6 = 20/24 Now we can compare. 21/24 is greater than 20/24, therefore 21/24 is greater than 5/6


How many times does 24 going to 524?

21, remainder 20