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lina2011 [118]
3 years ago
15

Please help !!!!!!!!

Mathematics
1 answer:
ivolga24 [154]3 years ago
4 0

Answer:

Step-by-step explanation:

162, 188, 197, 201, 266

a. add all number: 1014/ 5 = 202.8

b. 266-162 = 104

c. for each number subtract the mean and square the result.

1664.64+219.04+33.64+3.24+3994.24

= 5914.8/5 = 591.48

d. square root of variance

= 24.32

e. i don't know this one because i need the number of people in the family

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