Question

Question 3 of 3 (1 point) | Question Attempt: 1 of Unlimited A hospital claims that the proportion, p, of full-term babies born in their hospital that weigh more than 7 pounds is 42%. In a random sample of 205 babies born in this hospital, 105 weighed over 7 pounds. Is there enough evidence to reject the hospital's claim at the 0.1 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 in the table. р o The null hypothesis: P X S co The alternative hypothesis: Da 8 0-0 20 The type of test statistic: (Choose one) > The value of the test statistici (Round to at least three decimal places.) 0 X 5 ? | 1 and The two critical values at the 0.1 level of significancer | (Round to at least three decimal places) Can we reject the claim that the proportion of term babies born in their hospital that weigh more than 7 pounds is 42% Yes NO Save For Later Check

Answer 1

Answer---->>

"enlivo Date Page of pogel solution given that A hospital claims that the proportion 'p full term babies born in their hospital that more than 7 pounds is 42% In a random sample of 205 babies born in this hospital 105 weighted over Il pounds n = 205 2 = 105 : Sample proportion = p = T05/05 0.5) 22 (p=0.5122 We want test that is there enought evidence to reject the hospital's claim at the ol level of significance the null hypothesis Ho: p=0.42 the alternative hypother's H, P +0.42 The type of test statistic is one Sample test of ръорхонју). The value of test statistic in op PCI-P) 0-5122-0.42 (0.62) (0-582 205 0.0922 0.036 - 2112 h 2=2.72 critical values at the ol level of significance 1.645 and - 1.645 Decision Rule. Reject Ho if 12 7 1.645 otherwise do not Reject Here, 121= 2H2 > 1645. we reject Hot conclusion: yes. we reject the daim that the proportion of full term babies born in their hospital that weight more than t' pounds is 42%.