Mathematics, 22.02.2020 04:34 sophiaa23
Consider the following frequency distribution. Class Frequency 2 up to 4 20 4 up to 6 60 6 up to 8 80 8 up to 10 20
a. Calculate the population mean. (Round your answer to 2 decimal places.)
b. Calculate the population variance and the population standard deviation.
Answers: 2
= 6.11
= 1.67
= 2.78
= 193.58 + 73.93 + 63.23 + 167.04 = 497.78
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Consider the following frequency distribution. Class Frequency 2 up to 4 20 4 up to 6 60 6 up to 8 8...
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