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Transcript 
Chapter8­009.notebook
November 10, 2016
1
Chapter8­009.notebook
November 10, 2016
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Chapter8­009.notebook
November 10, 2016
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Chapter8­009.notebook
November 10, 2016
We reject H0.
We fail to reject H0.
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Chapter8­009.notebook
November 10, 2016
5
Chapter8­009.notebook
November 10, 2016
We reject H0.
We fail to reject H0.
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Chapter8­009.notebook
November 10, 2016
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Chapter8­009.notebook
November 10, 2016
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Chapter8­009.notebook
November 10, 2016
Since the sign in the original claim is NOT one of the three signs that can be used in H1, we use the OPPOSITE sign.
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Chapter8­009.notebook
November 10, 2016
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November 10, 2016
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Chapter8­009.notebook
November 10, 2016
Believe the drug does have serious side effects, but it does not.
The drug is not released, but could have been. The research money is wasted.
Believe the drug does not have serious side effects, but it does.
The drug is placed in the market. Lawsuits ensue.
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Chapter8­009.notebook
November 10, 2016
Original claim is same as H1
Original claim is not the same as H1
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Chapter8­009.notebook
November 10, 2016
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Chapter8­009.notebook
November 10, 2016
Since the p­value > α = 0.05, we fail to reject H0.
There is not sufficient evidence to support the claim that more than 64% of homeowners in Omaha have at least one lawnmower.
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Chapter8­009.notebook
November 10, 2016
Since the test statistic is not in the critical region, we fail to reject H0.
There is not sufficient evidence to support the claim that more than 64% of homeowners in Omaha have at least one lawnmower.
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Chapter8­009.notebook
November 10, 2016
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Chapter8­009.notebook
November 10, 2016
Since the p­value > α = 0.05, we fail to reject H0.
There is not sufficient evidence to warrant rejection of the claim that the pH meter is well­calibrated.
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Chapter8­009.notebook
November 10, 2016
Since the test statistic is not in the critical region, we fail to reject H0.
There is not sufficient evidence to warrant rejection of the claim that the pH meter is well­calibrated.
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Chapter8­009.notebook
November 10, 2016
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Chapter8­009.notebook
November 10, 2016
Since the p­value > α = 0.05, we fail to reject H0.
There is not sufficient evidence to support the claim that the supplement is effective in increasing the weight of cattle.
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Chapter8­009.notebook
November 10, 2016
Since the test statistic is not in the critical region, we fail to reject H0.
There is not sufficient evidence to support the claim that the supplement is effective in increasing the weight of cattle.
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Chapter8­009.notebook
November 10, 2016
Since the test statistic is in the critical region, we reject H0.
There is sufficient evidence to support the claim that drug A is more effective than drug B in producing sleep.
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Chapter8­009.notebook
November 10, 2016
Since the p­value < α = 0.05, we reject H0.
There is sufficient evidence to support the claim that the oil output per well in the United States has declined from the 1998 level.
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Chapter8­009.notebook
November 10, 2016
Since the p­value < α = 0.01, we reject H0.
There is sufficient evidence to support the claim that consumers can generally distinguish between 9­month­old and 18­month­old cheddar by taste.
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