The Global Business Travel Association reported the domestic airfare for business travel for the current year and the previous year. Below is a sample of flights with their domestic airfares shown for both years. Do not round intermediate calculations. The Global Business Travel Association reported the domestic airfare for business travel for the current year and the previous year. Below is a sample of 12 flights withtheir domestic airfares shown for both years. Do not round intermediate calculations.Current Year Previous YearCurrent Year Previous Year219216423213468216324462258573564498501249504444324564357450480228471273a. Formulate the hypotheses and test for a significant increase in the mean domestic airfare for business travel for the one-year period.Ho: µd sHa PdWhat is the p-value?t-value0.807 (to 3 decimals)Degrees of freedom44p-value is between 0.01 and 0.025 v Ho: HdHa Hd>What is the p-value?t-value0.807 (to 3 decimals)Degrees of freedom44p-value is between 0.01 and 0.025 vUsing a 0.05 level of significance, what is your conclusion?We cannot concludev that there has been a significance increase in business travel airfares over the one-year period.b. What is the sample mean domestic airfare for business travel for each year?Current Year $ 407.75 (to 2 decimals)Previous Year $365.5 (to 2 decimals)c. What is the percentage change in the airfare for the one-year period?11.56 % (to 2 decimals)

he Global Business Travel Association reported the domestic airfare for business travel for the current year and the previous year. Below is a sample of flights with their domestic airfares shown for both years. Do not round intermediate calculations.

he Global Business Travel Association reported the domestic airfare for business travel for the current year and the previous year. Below is a sample of flights with their domestic airfares shown for both years. Do not round intermediate calculations.

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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Question

The Global Business Travel Association reported the domestic airfare for business travel for the current year and the previous year. Below is a sample of flights with their domestic airfares shown for both years. Do not round intermediate calculations.

Ho: Hd
Ha Hd
>
What is the p-value?
t-value
0.807 (to 3 decimals)
Degrees of freedom
44
p-value is between 0.01 and 0.025 v
Using a 0.05 level of significance, what is your conclusion?
We cannot conclude
v that there has been a significance increase in business travel airfares over the one-year period.
b. What is the sample mean domestic airfare for business travel for each year?
Current Year $ 407.75 (to 2 decimals)
Previous Year $
365.5 (to 2 decimals)
c. What is the percentage change in the airfare for the one-year period?
11.56 % (to 2 decimals)

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