A data set includes from student evaluations of course. The summary statistics are n=90, x=4.15, s=0.56. Use a 0.10 significance level to test the claim that the population of student course evaluations has a mean equal to 4.25. Assume that a simple random sample has been selected.
A data set includes from student evaluations of course. The summary statistics are n=90, x=4.15, s=0.56. Use a 0.10 significance level to test the claim that the population of student course evaluations has a mean equal to 4.25. Assume that a simple random sample has been selected.
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A data set includes from student evaluations of course. The summary statistics are n=90, x=4.15, s=0.56. Use a 0.10 significance level to test the claim that the population of student course evaluations has a mean equal to 4.25. Assume that a simple random sample has been selected.
 alt="mean equar
4.25.
O A. Ho: =4.25
H1>4.25
OB. Ho: H=4.25
H1: # 4.25
OC. Ho: H 4.25
H:=4.25
O D. Ho: H=4.25
H:µ<4.25
Determine the test statistic.
(Round to two decimal places as needed.)
Determine the P-value.
(Round to three decimal places as needed.)
State the final conclusion that addresses the original claim.
DELL
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Transcribed Image Text:mean equar
4.25.
O A. Ho: =4.25
H1>4.25
OB. Ho: H=4.25
H1: # 4.25
OC. Ho: H 4.25
H:=4.25
O D. Ho: H=4.25
H:µ<4.25
Determine the test statistic.
(Round to two decimal places as needed.)
Determine the P-value.
(Round to three decimal places as needed.)
State the final conclusion that addresses the original claim.
DELL
->
#3
$
&
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