Based on their records, a hospital claims that the proportion, p, of full-term babies born in the community that weigh more than 7 pounds is 44%. A pediatrician who works with several hospitals in the community would like to verify the hospital's claim. In a random sample of 175 babies born in the community, 89 weighed over 7 pounds. Is there enough evidence to reject the hospital's claim at the 0.01 level of significance? Perform a two-tailed test. Then complete the parts below. Carry your intermediate computations to three or more decimal places. (If necessary, consult a list of formulas.) (a) State the null hypothesis Ho and the alternative hypothesis H₁. HD H₁ :0 (b) Determine the type of test statistic to use. (Choose one) ▼ (c) Find the value of the test statistic. (Round to three or more decimal places.) 0 (d) Find the p-value. (Round to three or more decimal places.) 0 (e) Can we reject the claim that the proportion of full-term babies born in the community that weigh more than 7 pounds is 44%? OYes No μ X 9. O S X 00 Р ô 0=0 0≤0 020 S nin ☐☐ 0<0 >O C E
Based on their records, a hospital claims that the proportion, p, of full-term babies born in the community that weigh more than 7 pounds is 44%. A pediatrician who works with several hospitals in the community would like to verify the hospital's claim. In a random sample of 175 babies born in the community, 89 weighed over 7 pounds. Is there enough evidence to reject the hospital's claim at the 0.01 level of significance? Perform a two-tailed test. Then complete the parts below. Carry your intermediate computations to three or more decimal places. (If necessary, consult a list of formulas.) (a) State the null hypothesis Ho and the alternative hypothesis H₁. HD H₁ :0 (b) Determine the type of test statistic to use. (Choose one) ▼ (c) Find the value of the test statistic. (Round to three or more decimal places.) 0 (d) Find the p-value. (Round to three or more decimal places.) 0 (e) Can we reject the claim that the proportion of full-term babies born in the community that weigh more than 7 pounds is 44%? OYes No μ X 9. O S X 00 Р ô 0=0 0≤0 020 S nin ☐☐ 0<0 >O C E
MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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
Transcribed Image Text:**Hypothesis Test for a Population Proportion Using the p-value**
Based on their records, a hospital claims that the proportion, \( p \), of full-term babies born in the community that weigh more than 7 pounds is 44%. A pediatrician who works with several hospitals in the community would like to verify the hospital's claim. In a random sample of 175 babies born in the community, 89 weighed over 7 pounds. Is there enough evidence to reject the hospital's claim at the 0.01 level of significance?
Perform a two-tailed test. Then complete the parts below.
Carry your intermediate computations to three or more decimal places. (If necessary, consult a list of formulas.)
(a) State the null hypothesis \( H_0 \) and the alternative hypothesis \( H_1 \).
- \( H_0: \)
- \( H_1: \)
(b) Determine the type of test statistic to use.
(Choose one)
(c) Find the value of the test statistic. (Round to three or more decimal places.)
(d) Find the \( p \)-value. (Round to three or more decimal places.)
(e) Can we reject the claim that the proportion of full-term babies born in the community that weigh more than 7 pounds is 44%?
- Yes
- No
Diagram: The interface includes options for mathematical symbols such as \(\mu\), \(\sigma\), \(\rho\), and others with various diagrammatic options.
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