Question

A southern state has 7 state universities in its system. The numbers of volumes (in ten thousands) held in its libraries are 9,51,3,25,40,5,7. At least what percent of the contributions lie within plus 2 standard deviations and minus 2 standard deviations of the mean?

Name: a southern state has 7 state universities in its system the numbers of volumes in ten thousands held in its libraries are 9513254057 at least what percent of the contributions lie within plu 88011
Uploaded: 2023-10-13T07:42:46-08:00
Duration: 5 min 15 s
Channel: Adi S
Description: a southern state has 7 state universities in its system the numbers of volumes in ten thousands held in its libraries are 9513254057 at least what percent of the contributions lie within plu 88011

          A southern state has 7 state universities in its system. The numbers of volumes (in ten thousands) held in its libraries are 9,51,3,25,40,5,7.
At least what percent of the contributions lie within plus 2 standard deviations and minus 2 standard deviations of the mean?

Added by William G.

Elementary Statistics a Step by Step Approach

Allan G. Bluman 9th Edition

Instant Answer

Solved by Expert Adi S

10/13/2023

Step 1

Step 1: Compute the mean of the volumes: (9 + 51 + 3 + 25 + 40 + 5 + 7) / 7 = 140 / 7 = 20 (ten thousands). Show more…

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A southern state has 7 state universities in its system. The numbers of volumes (in ten thousands) held in its libraries are 9,51,3,25,40,5,7. At least what percent of the contributions lie within plus 2 standard deviations and minus 2 standard deviations of the mean?