Question
You are conducting a study to test a claim that the mean income of regular casino visitors is significantly less than $60,000. A randomsample of
You are conducting a study to test a claim that the mean income of regular casino visitors is significantlyless than$60,000. A randomsample of 42 regular casino visitors had a mean income of $58,321. Do the sample data provide convincing evidence to support the claim? Assume is known to be $7,000. Conduct a hypothesis test using a 5% level of significance.Give numeric answers to at least 2 decimal places.
What are the correct hypotheses? (Select the correct symbols and values.)
H
0
H0
:Select an answer
p
s
p
x
s
?
<
>
=
H
1
H1
:Select an answer
p
x
p
s
s
?
>
<
=
Based on the hypotheses, find the following:
Test Statistic (from the formula) =
Critical z-value (from the Z-table) =
The correct decision is toSelect an answer
Fail to reject the null hypothesis
Reject the null hypothesis
Accept the hypotheis
Reject the hypothesis
.
The correct conclusion would be:
Select an answer
There is enough evidence to reject the claim
There is not enough evidence to support the claim
There is not enough evidence to reject the claim
There is enough evidence to support the claim
that the mean income of regular casino visitors is significantlyless than$60,000
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