The live time of electric bulbs for a random sample of 10 from a large consignment gave the following data. Item 1 2 3 4 5 6 7 8 9 10 Life in 1000 hrs: 1.2 4.6 3.9 4.1 5.2 3.8 3.9 4.3 4.4 5.6 Can we accept the hypothesis that the average life time of bulbs is 4000 hrs.
The live time of electric bulbs for a random sample of 10 from a large consignment gave the following data. Item 1 2 3 4 5 6 7 8 9 10 Life in 1000 hrs: 1.2 4.6 3.9 4.1 5.2 3.8 3.9 4.3 4.4 5.6 Can we accept the hypothesis that the average life time of bulbs is 4000 hrs.
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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The live time of electric bulbs for a random sample of 10 from a large consignment gave the
following data.
Item 1 2 3 4 5 6 7 8 9 10
Life in
1000 hrs:
1.2 4.6 3.9 4.1 5.2 3.8 3.9 4.3 4.4 5.6
Can we accept the hypothesis that the average life time of bulbs is 4000 hrs.
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