7 1 point Problem 2. A 5-day traffic study measuring the traffic flow by a school collected the following data for daily vehicle count Daily average-7632 cars Daily standard deviation 1530 cars Problem 2a) If a 99% 1-sided upper confidence bound were to be written for the daily average, what t value would be used in the calculation? 4.032 4.604 10 11 3.747 3.365 1 point Problem 2b) Based on the data in the problem statement, we can definitively say that 7632 cars/day for traffic flow by the school. True False 1 point Problem 2c) The claim is made that the average traffic flow past the school is greater than 10,000 cars/day. Which of the following are the correct null and alternative hypotheses for this claim? H:10000 HA: >10000 H: 10000 HA: <10000 Ho: ≥10000 HA: <10000 Ho 10000 HA>10000 1 point Problem 2d) A different claim is made that the average traffic flow past the school is less 9000 cars/day. Based on this claim, what is the calculated p-value, using the normal distribution. 0.977 0.186 0.814 O 0.0228 1 point Problem 2e) Based on the results of the hypothesis test from 2d, and given a significance of 0.05, we should fail to reject the null. The data do not support the claim that the average traffic flow is less than 9000 cars/day. reject the null in favor of the alternative. The average traffic flow is less than 9000 cars/day.
7 1 point Problem 2. A 5-day traffic study measuring the traffic flow by a school collected the following data for daily vehicle count Daily average-7632 cars Daily standard deviation 1530 cars Problem 2a) If a 99% 1-sided upper confidence bound were to be written for the daily average, what t value would be used in the calculation? 4.032 4.604 10 11 3.747 3.365 1 point Problem 2b) Based on the data in the problem statement, we can definitively say that 7632 cars/day for traffic flow by the school. True False 1 point Problem 2c) The claim is made that the average traffic flow past the school is greater than 10,000 cars/day. Which of the following are the correct null and alternative hypotheses for this claim? H:10000 HA: >10000 H: 10000 HA: <10000 Ho: ≥10000 HA: <10000 Ho 10000 HA>10000 1 point Problem 2d) A different claim is made that the average traffic flow past the school is less 9000 cars/day. Based on this claim, what is the calculated p-value, using the normal distribution. 0.977 0.186 0.814 O 0.0228 1 point Problem 2e) Based on the results of the hypothesis test from 2d, and given a significance of 0.05, we should fail to reject the null. The data do not support the claim that the average traffic flow is less than 9000 cars/day. reject the null in favor of the alternative. The average traffic flow is less than 9000 cars/day.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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Question
Please tell me if I answered these correctly if not, please answer them. It's homework
Transcribed Image Text:7 1 point
Problem 2.
A 5-day traffic study measuring the traffic flow by a school collected the following data for daily vehicle count
Daily average-7632 cars
Daily standard deviation 1530 cars
Problem 2a)
If a 99% 1-sided upper confidence bound were to be written for the daily average, what t value would be used in the calculation?
4.032
4.604
10
11
3.747
3.365
1 point
Problem 2b)
Based on the data in the problem statement, we can definitively say that 7632 cars/day for traffic flow by the school.
True
False
1 point
Problem 2c)
The claim is made that the average traffic flow past the school is greater than 10,000 cars/day. Which of the following are the correct null and alternative hypotheses for this
claim?
H:10000
HA: >10000
H: 10000
HA: <10000
Ho: ≥10000
HA: <10000
Ho 10000
HA>10000
1 point
Problem 2d)
A different claim is made that the average traffic flow past the school is less 9000 cars/day. Based on this claim, what is the calculated p-value, using the normal distribution.
0.977
0.186
0.814
O 0.0228
1 point
Problem 2e)
Based on the results of the hypothesis test from 2d, and given a significance of 0.05, we should
fail to reject the null. The data do not support the claim that the average traffic flow is less than 9000 cars/day.
reject the null in favor of the alternative. The average traffic flow is less than 9000 cars/day.
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