Step 2 of 4: Compute the value of the test statistic. Round your answer to two decimal places.

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A technician compares repair costs for two types of microwave ovens (type I and type II). He believes that the repair cost for type I ovens is greater than the repair cost
for type Il ovens. A sample of 60 type I ovens has a mean repair cost of $74.06. with a standard deviation of $16.10. A sample of 68 type II ovens has a mean repair
cost of $67.73, with a standard deviation of $14.70. Conduct a hypothesis test of the technician's claim at the 0.1 level of significance. Let p, be the true mean repair
cost for type I ovens and uz be the true mean repair cost for type Il ovens.
Step 2 of 4: Compute the value of the test statistic. Round your answer to two decimal places.
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© 2020 Hawkes Learning
P Search for anything
833 AM
11/25/2020
hp
ort sc
delete
home
end
$
%24
4
%23
96
2.
3
5
8
+ backspace
num
lock
W
R
T
Y
U
P
home
H.
K
enter
4
pause
M
t shift
end
alt
alt
ctrl
Transcribed Image Text:A technician compares repair costs for two types of microwave ovens (type I and type II). He believes that the repair cost for type I ovens is greater than the repair cost for type Il ovens. A sample of 60 type I ovens has a mean repair cost of $74.06. with a standard deviation of $16.10. A sample of 68 type II ovens has a mean repair cost of $67.73, with a standard deviation of $14.70. Conduct a hypothesis test of the technician's claim at the 0.1 level of significance. Let p, be the true mean repair cost for type I ovens and uz be the true mean repair cost for type Il ovens. Step 2 of 4: Compute the value of the test statistic. Round your answer to two decimal places. Answer E Tables Keypad How to enter your answer Keyboard Shortcuts Previous Step Answers Submit Answer © 2020 Hawkes Learning P Search for anything 833 AM 11/25/2020 hp ort sc delete home end $ %24 4 %23 96 2. 3 5 8 + backspace num lock W R T Y U P home H. K enter 4 pause M t shift end alt alt ctrl
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