Calculate the test statistic. (Use current year airfare - previous year airfare. Round your answer to three decimal places.) 2.33 x Calculate the p-value. (Round your answer to four decimal places.) D-value 0.012 x Using a 0.05 level of significance, what is your conclusion? O Do not reject H. We cannot conclude that there has been a significant increase in the mean domestic airfare for business travel for the one-year period. Reject H. We can conclude that there has been a significant increase in the mean domestic airfare for business travel for the one-year period. O Do not reject Ho We can conclude that there has been a significant increase in the mean domestic airfare for business travel for the one-year period. O Reject Ho We cannot conclude that there has been a significant increase in the mean domestic airfare for business travel for the one-year period.
Calculate the test statistic. (Use current year airfare - previous year airfare. Round your answer to three decimal places.) 2.33 x Calculate the p-value. (Round your answer to four decimal places.) D-value 0.012 x Using a 0.05 level of significance, what is your conclusion? O Do not reject H. We cannot conclude that there has been a significant increase in the mean domestic airfare for business travel for the one-year period. Reject H. We can conclude that there has been a significant increase in the mean domestic airfare for business travel for the one-year period. O Do not reject Ho We can conclude that there has been a significant increase in the mean domestic airfare for business travel for the one-year period. O Reject Ho We cannot conclude that there has been a significant increase in the mean domestic airfare for business travel for the one-year period.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Calculate the test statistic. (Use current year airfare - previous year airfare. Round your answer to three decimal places.)
2:33
x
Calculate the p-value. (Round your answer to four decimal places.)
p-value 0.012
x
Using a 0.05 level of significance, what is your conclusion?
O Do not reject H We cannot conclude that there has been a significant increase in the mean domestic airfare for business travel for the one-year
period.
Reject Ho- We can conclude that there has been a significant increase in the mean domestic airfare for business travel for the one-year period.
O Do not reject Ho We can conclude that there has been a significant increase in the mean domestic airfare for business travel for the one-year period.
O Reject H We cannot conclude that there has been a significant increase in the mean domestic airfare for business travel for the one-year period.
Transcribed Image Text:A travel association reported the domestic airfare (in dollars) for business travel for the current year and the previous year. Below is a sample of 12 flights with their domestic airfares shown for both years
.
10
Current
Year
345
526
420
O
216
285
405
635
710
HMSO
H₂O
H₂²₂ <0
H₂O
H2O
H₁ MO
Previous
Year
303
463
517
570
610
(a) Formulate the hypotheses and test for a significant increase in the mean domestic airfare for business travel for the one-year period.
Ho! HO
H₂O
450
206
275
432
585
650
547
496
580
640
72°F Clear
BE
4/6/2023
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