A telemarketer in Los Angeles uses a device that dials residential phones in the city at random. Of 100 numbers dialed, 48% are unlisted. This is not surprising because 52% of all Los Angeles residential phones are unlisted. (a) Describe the relevant population and the sample. (b) Do the numbers 48% and 52% represent population parameters or sample statistics?
A telemarketer in Los Angeles uses a device that dials residential phones in the city at random. Of 100 numbers dialed, 48% are unlisted. This is not surprising because 52% of all Los Angeles residential phones are unlisted. (a) Describe the relevant population and the sample. (b) Do the numbers 48% and 52% represent population parameters or sample statistics?
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 3E
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- A telemarketer in Los Angeles uses a device that dials residential phones in the city at random. Of 100 numbers dialed, 48% are unlisted. This is not surprising because 52% of all Los Angeles residential phones are unlisted.
(a) Describe the relevant population and the sample.
(b) Do the numbers 48% and 52% represent population parameters or sample statistics?
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