nayelycuencax nayelycuencax

05-03-2019
Mathematics

contestada

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

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

Respuesta :

AlonsoDehner AlonsoDehner

05-07-2019

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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