How many computers? In a simple random sample of 140 households, the sample mean number of personal computers was 1.23 . Assume the population standard deviation is =σ0.32 . Part: 0 / 4 0 of 4 Parts Complete Part 1 of 4 (a) Construct a 99.5 % confidence interval for the mean number of personal computers. Round the answer to at least two decimal places. A 99.5 % confidence interval for the mean number of personal computers is <<μ .
How many computers? In a simple random sample of 140 households, the sample mean number of personal computers was 1.23 . Assume the population standard deviation is =σ0.32 . Part: 0 / 4 0 of 4 Parts Complete Part 1 of 4 (a) Construct a 99.5 % confidence interval for the mean number of personal computers. Round the answer to at least two decimal places. A 99.5 % confidence interval for the mean number of personal computers is <<μ .
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Question
100%
How many computers? In a simple random sample of
140
households, the sample
1.23
. Assume the population standard deviation is
=σ0.32
.
Part: 0 / 4
0 of 4 Parts Complete
Part 1 of 4
(a) Construct a
99.5
%
confidence interval for the mean number of personal computers. Round the answer to at least two decimal places.
A
99.5
%
<<μ
|
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