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strojnjashka [21]
3 years ago
8

Calculate the sample standard deviation and sample variance for the following frequency distribution of final exam scores in a s

tatistics class. If necessary, round to one more decimal place than the largest number of decimal places given in the data. Scores Class Frequency 61 - 68 14 69 - 76 5 77 - 84 3 85 - 92 12 93 - 100 13
Mathematics
1 answer:
Furkat [3]3 years ago
5 0

Answer:

using

Step-by-step explanation:

\sqrt{efx(x - x) \div fx}  \\

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