A group of students in a math class were surveyed and asked: “How many hours each week do you study your math?” The following data represent the responses: 10, 1, 5, 5, 6, 3, 7, 3, 1, 6, 1, 9, 2, 4, 3, 2, 3, 2, 1, 3, 8, 2, 1. The standard deviation is 3. a) Construct a dot plot (on graph paper). b) Is this a normal distribution, or is the curve left skewed or right skewed?

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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A group of students in a math class were surveyed and asked: “How many hours each week do you study your math?” The following data represent the responses: 10, 1, 5, 5, 6, 3, 7, 3, 1, 6, 1, 9, 2, 4, 3, 2, 3, 2, 1, 3, 8, 2, 1. The standard deviation is 3.


a) Construct a dot plot (on graph paper).


b) Is this a normal distribution, or is the curve left skewed or right skewed?

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