Problem preview

S-ID.2 Warmup M1-051-A01-V02

Compare data sets using center and spread measures appropriate to distribution shape.

Find the mean of two data sets and compare the means

Problem

Find the mean of each data set, then compare them: data set \(A~=~10,~12,~14,~16\); data set \(B~=~8,~12,~16,~20\).

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Data set A has mean 13 and data set B has mean 14, so data set A has the larger mean.

Data set A has mean 26 and data set B has mean 28, so data set B has the larger mean by 2.

Data set A has mean 52 and data set B has mean 56, so data set B has the larger mean by 4.

Data set A has mean 13 and data set B has mean 14, so data set B has the larger mean by 1.

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Curriculum context

Course: Math I
Standard: S-ID.2
Category: Statistics and Probability
Domain: Interpreting Categorical and Quantitative Data
Objective: Compare data sets using center and spread measures appropriate to distribution shape.
Problem type: Find the mean of two data sets and compare the means