A hospital claims that the proportion,p, of full-term babies born in their hospital that weigh more than 7pounds is 45%. In a random sample of 145 babies born in this hospital,73weighed over7 pounds. Is there enough evidence to reject the hospital's claim at the 0.05 level of significance? Perform a two-tailed test. Then fill in the table below. Carry your intermediate computations to at least three decimal places and round your answers as specified The null hypothesis: H0: The alternative hypothesis: H1: The type of test statistic: (Choose one)ZtChi squareF The value of the test statistic: (Round to at least three decimal places.) The two critical values at the 0.05 level of significance: (Round to at least three decimal places.) and Can we reject the claim that the proportion of full-term babies born in their hospital that weigh more than 7pounds is 45%?
A hospital claims that the proportion,p, of full-term babies born in their hospital that weigh more than 7pounds is 45%. In a random sample of 145 babies born in this hospital,73weighed over7 pounds. Is there enough evidence to reject the hospital's claim at the 0.05 level of significance? Perform a two-tailed test. Then fill in the table below. Carry your intermediate computations to at least three decimal places and round your answers as specified The null hypothesis: H0: The alternative hypothesis: H1: The type of test statistic: (Choose one)ZtChi squareF The value of the test statistic: (Round to at least three decimal places.) The two critical values at the 0.05 level of significance: (Round to at least three decimal places.) and Can we reject the claim that the proportion of full-term babies born in their hospital that weigh more than 7pounds is 45%?
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.CR: Chapter 13 Review
Problem 9CR
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A hospital claims that the proportion,p, of full-term babies born in their hospital that weigh more than 7pounds is 45%. In a random sample of 145 babies born in this hospital,73weighed over7 pounds. Is there enough evidence to reject the hospital's claim at the 0.05 level of significance? Perform a two-tailed test. Then fill in the table below.
Carry your intermediate computations to at least three decimal places and round your answers as specified
The null hypothesis: |
H0:
|
|||
The alternative hypothesis: |
H1:
|
|||
The type of test statistic: | (Choose one)ZtChi squareF | |||
The value of the test statistic: (Round to at least three decimal places.) |
|
|||
The two critical values at the
0.05
(Round to at least three decimal places.) |
and
|
|||
Can we reject the claim that the proportion of full-term babies born in their hospital that weigh more than 7pounds is 45%? |
|
|
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