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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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