3 years ago

Which of the following best describes the change in the mean when 1213 is included in the data set below?

Mathematics

1 answer:

Kruka [31]3 years ago

5 0

Answer:

Step-by-step explanation:

Given in the data set as

26, 34, 38, 49, 65, 76, 81

Sum = 369

No of entries = 7

Mean =52.71

When 1213 is included

New sum = 1582

No of entries =8

New mean = 197.75

Thus mean increases by 145.04

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