We wish to estimate (with 90% confidence) the proportion of students take the bus to school. We survey a random sample of 450 students and get the following results: 30 students take the bus, 415 students do not take the bus and 5 students did not respond We should use: 2-SampTInt 1-PropZInt 2-SampZInt
We wish to estimate (with 90% confidence) the proportion of students take the bus to school. We survey a random sample of 450 students and get the following results: 30 students take the bus, 415 students do not take the bus and 5 students did not respond We should use: 2-SampTInt 1-PropZInt 2-SampZInt
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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We wish to estimate (with 90% confidence) the proportion of students take the bus to school. We survey a random sample of 450 students and get the following results:
30 students take the bus, 415 students do not take the bus and 5 students did not respond
We should use:
30 students take the bus, 415 students do not take the bus and 5 students did not respond
We should use:
- 2-SampTInt
- 1-PropZInt
- 2-SampZInt
- TInterval
- 2-PropZInt
- ZInterval
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