To Test the Mileage Efficiency of Three New Car Models,random

question 134

Multiple Choice

To test the mileage efficiency of three new car models,random samples of various sample sizes were selected from each of the three cars and the mpg data obtained are shown below. Based on the sample date,one can conclude that

• A)all three car models have the same mean mpg.
• B)at least two car models have different mpgs.
• C)Model C has a higher mpg than Model A.
• D)None of the above.

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Definitions:

Numerical Information

Data presented in the form of numbers, which can represent quantities, values, or statistical measures.

Observations

The act of monitoring, recording, and analyzing phenomena to gain insights or make assessments.

Median

The middle number in a ranked set of numbers.

Presenting Information

The process of delivering data, findings, or knowledge to an audience in a structured and comprehensible manner.