AnswersFL-1200330-Algebra 2 Sem 2 - FlexHypothesis Testing

Hypothesis Testing Answers

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1
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The z-statistic for a sample of Delmar’s practice times is 1.41. How should this statistic be interpreted in terms of the hypothesis test?

A
should be rejected.
B
should be accepted.
C
There is not enough evidence to reject .
2
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Based on the hypothesis test, what conclusion can be drawn about Delmar’s claim?

A
Delmar practices at least 2 hours a day.
B
Delmar practices more than 2 hours a day.
C
There is not enough evidence to accept or reject his claim.
3

The critical value for z* for a hypothesis test of the claim at 5% significance is z* = 1.96. How should the z-statistic for the sample be interpreted in terms of the hypothesis test?

A
The null hypothesis should be rejected.
B
The null hypothesis should be accepted.
C
There is not enough evidence to reject the null hypothesis.
4

What is the z-statistic for the sample? Round the answer to the nearest hundredth.z =

Answer:

2.07

5

To the nearest hundredth, the z-statistic isz =

Answer:

1.19

6

What is the critical value for z for a hypothesis test using a 5% significance level?z* = 1.651.962.58

A
1.65
B
1.96
C
2.58

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