A small-town mechanic says that 8% his customers come in for an oil change. When 1000 samples were drawn from his records, it was found that 6.5% of these came in for an oil change. i. What is the target population? [2] ii. Does the value 8% refer to the parameter or to the statistic? [1] iii. Is the value 6.5% a parameter or a statistic?

A small-town mechanic says that 8% his customers come in for an oil change. When 1000 samples were drawn from his records, it was found that 6.5% of these came in for an oil change. i. What is the target population? [2] ii. Does the value 8% refer to the parameter or to the statistic? [1] iii. Is the value 6.5% a parameter or a statistic?

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015

1st Edition

ISBN:9781680331141

Author:HOUGHTON MIFFLIN HARCOURT

Publisher:HOUGHTON MIFFLIN HARCOURT

Chapter11: Data Analysis And Displays

Section: Chapter Questions

Problem 5CT

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Question

100%

A small-town mechanic says that 8% his customers come in for an oil change. When
1000 samples were drawn from his records, it was found that 6.5% of these came in for
an oil change.
i. What is the target population? [2]
ii. Does the value 8% refer to the parameter or to the statistic? [1]
iii. Is the value 6.5% a parameter or a statistic?

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