A teacher rated the reading ability level of six fourth grade children in a special math program. The reading level ratings were as follows: 3, 3, 2, 8, 4, and 4. What is the variance of this data set? You may use JASP to figure it or work this by hand.

A teacher rated the reading ability level of six fourth grade children in a special math program. The reading level ratings were as follows: 3, 3, 2, 8, 4, and 4. What is the variance of this data set? You may use JASP to figure it or work this by hand.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.4: Distributions Of Data

Problem 19PFA

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Question

A teacher rated the reading ability level of six fourth grade children in a special math program. The reading level ratings were as follows: 3, 3, 2, 8, 4, and 4.

What is the variance of this data set? You may use JASP to figure it or work this by hand. One of the choices below contains the correct answer for either way you do it (by hand or JASP).

Select one:

1.126 (by hand) or 1.6 (using JASP)

7.222 (by hand) or 8.22 (using JASP)

3.667 (by hand) or 4.4 (using JASP)

6.471 (by hand) or 7.0 (using JASP)

Expert Solution