A programmer plans to develop a new software system. In planning for the operating system that he will use, he needs to estimaté the percentage to be 90% confident that his estimate is in error by no more than five percentage points? Complete parts (a) through (c) below a) Assume that nothing is known about the percentage of computers with new operating systems. (Round up to the nearest integer.) b) Assume that a recent survey suggests that about 93% of computers use a new operating system.
A programmer plans to develop a new software system. In planning for the operating system that he will use, he needs to estimaté the percentage to be 90% confident that his estimate is in error by no more than five percentage points? Complete parts (a) through (c) below a) Assume that nothing is known about the percentage of computers with new operating systems. (Round up to the nearest integer.) b) Assume that a recent survey suggests that about 93% of computers use a new operating system.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.5: Interpreting Data
Problem 1C
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