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Using data in question 4, determine whether the coffee breaks increase productivity. Carry out an appropriate hypothesis test with a = 0.05. 1. Identify the parameters 5. Rejection Region 2. Null Hypothesis 3. Alternative Hypothesis 6. Conclusion

Using data in question 4, determine whether the coffee breaks increase productivity. Carry out an appropriate hypothesis test with a = 0.05. 1. Identify the parameters 5. Rejection Region 2. Null Hypothesis 3. Alternative Hypothesis 6. Conclusion

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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5. Using data in question 4, determine whether the coffee breaks increase productivity. Carry out an appropriate hypothesis test with a = 0.05. 1. Identify the parameters 5. Rejection Region 2. Null Hypothesis 3. Alternative Hypothesis 6. Conclusion 4. Test Statistic
Transcribed Image Text:5. Using data in question 4, determine whether the coffee breaks increase productivity. Carry out an appropriate hypothesis test with a = 0.05. 1. Identify the parameters 5. Rejection Region 2. Null Hypothesis 3. Alternative Hypothesis 6. Conclusion 4. Test Statistic
4. A company wished to study the effectiveness of a coffee break on productivity of its workers. The productiveness of nine randomly selected workers were measures on a day with no coffee break and a later on a day when the workers were given 10-minute coffee break. The scores measuring productivity are given below. Find the 98% confidence interval for the difference in productivity without and with a coffee break. Without break 23 35 29 33 43 32 28 38 41 38 40 43 37 39 With break 29 37 42 30
Transcribed Image Text:4. A company wished to study the effectiveness of a coffee break on productivity of its workers. The productiveness of nine randomly selected workers were measures on a day with no coffee break and a later on a day when the workers were given 10-minute coffee break. The scores measuring productivity are given below. Find the 98% confidence interval for the difference in productivity without and with a coffee break. Without break 23 35 29 33 43 32 28 38 41 38 40 43 37 39 With break 29 37 42 30
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