Mathematics, 15.10.2019 03:30 hhhhhh8897
Ateacher has given a test to a group of students. the set of scores is: 78, 79, 79, 81, and 83. find the variance for this group of tests.
a. 2.24
b. 3.4
c. 5
d. 80
can someone also explain to me how you got the answer so i can understand it.
Answers: 2
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Ateacher has given a test to a group of students. the set of scores is: 78, 79, 79, 81, and 83. fin...
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