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Solved: Large Data Sets. In Exercises 33 and 34, use the data set from Appendix B to
Chapter 8, Problem 34(choose chapter or problem)
Large Data Sets. In Exercises 33 and 34, use the data set from Appendix B to test the given claim. OnTime Flights Consider a flight to be on time if it arrives no later than 15 minutes after the scheduled arrival time. Refer to Data Set 15 inAppendix B, and use the sample data to test the claim made by CNN that 79.5% of flights are on time. Use a 0.05 significance level.
Questions & Answers
QUESTION:
Large Data Sets. In Exercises 33 and 34, use the data set from Appendix B to test the given claim. OnTime Flights Consider a flight to be on time if it arrives no later than 15 minutes after the scheduled arrival time. Refer to Data Set 15 inAppendix B, and use the sample data to test the claim made by CNN that 79.5% of flights are on time. Use a 0.05 significance level.
ANSWER:Problem 8.3.34
Large Data Sets. In Exercises 33 and 34, use the data set from Appendix B to test the given claim.
OnTime Flights. Consider a flight to be on time if it arrives no later than 15 minutes after the scheduled arrival time. Refer to Data Set 15 in Appendix B, and use the sample data to test the claim made by CNN that 79.5% of flights are on time. Use a 0.05 significance level.
Step by Step Solution
Step 1 of 3
From the data set 15 given in appendix B, out of 48 flights, 44 are on time.
Then, sample proportion is
To test the claim made by CNN that 79.5% of flights are on time using the sample data