) reported the domestic airfare for business travel for the current year and the previous year. Below is a sample of 6 n for both years. Suppose GBTA wished to see if the average airfare for the current year is less than the average airfare Current 328 730 527 424 230 620 Previous 335 738 526 429 230 634 value?

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TA) reported the domestic airfare for business travel for the current year and the previous year. Below is a sample of 6
own for both years. Suppose GBTA wished to see if the average airfare for the current year is less than the average airfare
Current 328 730 527 424 230 620
Previous 335 738 526 429 230 634
e P-value?
ship between the price (units=$1000) and the rating (units-10 points) of laptop computers tested by Consumer Reports.
ed Exj = 16.20, Ex²; = 24.12, Eyj = 90.00, Ey2; = 684.40, and Ex¡yj = 125.70.
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MacBook Air
000 F4
F8
F10
F5
F6
78888
%
&
**
5
6
Transcribed Image Text:TA) reported the domestic airfare for business travel for the current year and the previous year. Below is a sample of 6 own for both years. Suppose GBTA wished to see if the average airfare for the current year is less than the average airfare Current 328 730 527 424 230 620 Previous 335 738 526 429 230 634 e P-value? ship between the price (units=$1000) and the rating (units-10 points) of laptop computers tested by Consumer Reports. ed Exj = 16.20, Ex²; = 24.12, Eyj = 90.00, Ey2; = 684.40, and Ex¡yj = 125.70. Save All Answers Save All Answers to save all answers. MacBook Air 000 F4 F8 F10 F5 F6 78888 % & ** 5 6
QUESTION 3
The Global Business Travel Association (GBTA) reported the domestic airfare for business travel for the current year and the previous
flights with their domestic airfares (in $) shown for both years. Suppose GBTA wished to see if the average airfare for the current yea
for the previous year at a=.05.
Current 328 730 527 424 230 620
Previous 335 738 526 429 230 634
For the hypothesis stated above, what is the P-value?
O a. .975 < P-value <.99
O b. .01 < P-value <.025
Oc. None of the answers is correct
d. .025 < P-value <,05
e. .05 < P-value <.10
QUESTION 4
Suppose you wish to see if there is a relationship between the price (units=$1000) and the rating (units=10 points) of laptop comput
A regression analysis on 12 computers revealed Ex = 16.20, Ex = 24.12, Eyj = 90.00, Eyj = 684.40, and Exjyj = 125.70.
Click Save and Submit to save and submit. Click Save All Answers to save all answers.
MacBook Air
20
F3
000 F4
$
&
1
2
5
13
Transcribed Image Text:QUESTION 3 The Global Business Travel Association (GBTA) reported the domestic airfare for business travel for the current year and the previous flights with their domestic airfares (in $) shown for both years. Suppose GBTA wished to see if the average airfare for the current yea for the previous year at a=.05. Current 328 730 527 424 230 620 Previous 335 738 526 429 230 634 For the hypothesis stated above, what is the P-value? O a. .975 < P-value <.99 O b. .01 < P-value <.025 Oc. None of the answers is correct d. .025 < P-value <,05 e. .05 < P-value <.10 QUESTION 4 Suppose you wish to see if there is a relationship between the price (units=$1000) and the rating (units=10 points) of laptop comput A regression analysis on 12 computers revealed Ex = 16.20, Ex = 24.12, Eyj = 90.00, Eyj = 684.40, and Exjyj = 125.70. Click Save and Submit to save and submit. Click Save All Answers to save all answers. MacBook Air 20 F3 000 F4 $ & 1 2 5 13
Expert Solution
Step 1

Hi! Thank you for the question, As per the honor code, we are allowed to answer one question at a time so we are answering the first one as you have not mentioned which one you are looking for.Please re-submit the question separately for the remaining question.

 

Given :  We have given the data of Global Business Travel Association (GBTA) for the current year and previous year .

Claim : Average airfare  for current year is less than the previous year 

Here we use paired t-test 

We set up hypothesis ,

H0 : μd < 0H1 : μd >  0

 

Step 2
x y d d2
328 335 -7 49
730 738 -8 64
527 526 1 1
424 429 -5 25
230 230 0 0
620 634 -14 196
Total    -33 335
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