The masses of 50 women in female Sport Camp are given below,
64 41 17 48 58
60 43
47 21 23 37 5I 26 10
43 45 29 33 46 38 19
31 72 52 41 41
44 54
22 25 35 35 37 36 57
44 36 38 24 52 15 22
36 26 19 32 24 30
41 62
using a class interval 10-19.20-24

a Construct a frequency table
b find the class boundary
c find the mean
d find the variance
e find the standard deviation​

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.

What are two numbers that have a sum of 15

Acredit union pays 5% annual interest, compounded daily, on saving deposits. find the value after one year of $500 deposited in this account. a-$20.40 b-$25.64 c-$520.40 d-$525.64