45. Test data is normally distributed with a mean score of 83 and standard deviation 4. If 70 students took the test, find the number expected to fall within each of the following ranges: a. 79 and 91
c. above 80
d. below 60
b. 80 and 90 "​

f is the midpoint of

lockers 1, 4, 9, 16, 25, 40, and 49 are open

i ran through it by the other answer is wrong

substitute,

circle 1 = 5

circle 2 = 20

circle 3 = 44

in this case no matter how you add, you will always get a perfect square..

hence proved

happy to

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