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Use sheet "LED (A)" of the Excel file to answer the following questions. A company that makes LED light bulbs claims that the bulbs have a lifetime of 11,000 hours. Quality control tests a random sample of 45 light bulbs to determine if the lifetime is less than 11,000 hours at a significance level of 0.05 Create a histogram, and calculate, the statistic, and the -value.

Use sheet "LED (A)" of the Excel file to answer the following questions. A company that makes LED light bulbs claims that the bulbs have a lifetime of 11,000 hours. Quality control tests a random sample of 45 light bulbs to determine if the lifetime is less than 11,000 hours at a significance level of 0.05 Create a histogram, and calculate, the statistic, and the -value.

Principles of Economics 2e
Principles of Economics 2e
2nd Edition
ISBN:9781947172364
Author:Steven A. Greenlaw; David Shapiro
Publisher:Steven A. Greenlaw; David Shapiro
ChapterA: The Use Of Mathematics In Principles Of Economics
Section: Chapter Questions
Problem 4RQ: Exercise A4 Why is a bar chart the best way illustrate comparisons?
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Use sheet "LED (A)" of the Excel file to answer the following questions. A company that makes LED light bulbs claims that the bulbs have a lifetime of 11,000 hours. Quality control tests a random sample of 45 light bulbs to determine if the lifetime is less than 11,000 hours at a significance level of 0.05 Create a histogram, and calculate, the statistic, and the -value.
Transcribed Image Text:Use sheet "LED (A)" of the Excel file to answer the following questions. A company that makes LED light bulbs claims that the bulbs have a lifetime of 11,000 hours. Quality control tests a random sample of 45 light bulbs to determine if the lifetime is less than 11,000 hours at a significance level of 0.05 Create a histogram, and calculate, the statistic, and the -value.
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