Suppose a sample of  950 men found that 642 of them favored the death penalty for capital murder convictions while a sample of 810 women found that 405 of them favored the death penalty for capital murder convictions.    Test the claim using a signifiance level of 0.05 that the proportion of men favoring the death penalty is greater tha nthe proportion of women favoring the death penalty. Let p1 =  proportion of men favoring the death penalty Let p2  =  proportion of women favoring the death penalty Answer the following questions below based upon the above data and the definitions of p1 and  p2   a) What is the type of Test? b) What is/are the critical values(s)  c) What is the value of the test statistic? d) What is the decision?  e) What is the conclusion?

Q: An SRS of 250 male faculty at a large university found that 110 felt that the university was…

A: It is given that out of 250 male faculty at a large university found that 110 felt that the…

Q: In a survey of 1000 adult Americans, 45.4% indicated that they were somewhat interested or very…

A:

Q: Two popular drugs used for the treatment of depression are Resithan and Exemor. A random sample of…

A:

Q: The following table shows the results of a screening test hypothesized to identify person's at risk…

A:

Q: OA study reveals that 98% of Plutocrats are Sociopaths; 1% of people are Plutocrats; 5% of people…

A:

Q: In a previous poll, 38% of adults with children under the age of 18 reported that their family ate…

A: The test statistic is -1.36 and the P-value is 0.088.

Q: In a previous poll, 38% of adults with children under the age of 18 reported that their family ate…

A: Population proportion, p = 0.38Sample size, n = 1186Number of successes, x = 428Significance…

Q: s drinking tea good for your health? Researchers in China studied a sample of 100,902 adults and…

A: given data not drink tea : n1 = 69017x1  = 2949habitual drinker : n2  = 31885x2 = 854claim :…

Q: A CEO claims that men and women working for his company have equal opportunities to working on a…

A: Given Xm=249,nm=274Xw=130 nw=172α=0.10 To construct a hypothesis, find test statistics and p-value.…

Q: In a previous poll, 31% of adults with children under the age of 18 reported that their family ate…

A: Population proportion, p = 0.31Sample size, n = 1199Number of successes, x = 350Significance level,

Q: A sheriff wanted to see if there was a difference in the number of arrests in a certain city for…

A: Given: The observed frequencies (O) are given below Larceny thefts 38 Property crimes 50 Drug…

Q: In a previous poll, 41% of adults with children under the age of 18 reported that their family ate…

A: Solution-: Given: x=429,n=1105,P0=0.41,α=0.05 Is there sufficient evidence that the proportion of…

Q: The National Academy of Science reported that 31% of research in mathematics is published by US…

A: Given : Hypothesized proportion : p0=0.31 Claim : Proportion is different from 0.31 . Sample size :…

Q: Suppose that in a large class, the instructor announces that the average grade on an exam is 75.…

A: According to the definition of estimation, a sample mean is equal to the population mean.

Q: (1) The number fired because of inability to get along with others is 3. (2) The number fired…

A: The objective of the question is to find the probability of a certain number of employees being…

Q: Is drinking tea good for your health? Researchers in China studied a sample of 100,902 adults and…

A:

Q: Suppose a sample of  950 men found that 642 of them favored the death penalty for capital murder…

A: we have given that A sample of  950 men found that 642 and A sample of 810 women found that 405 .…

Q: In a sample of 137 leopards selected randomly from one preserve, it is found that 7 of them have…

A: H0 : p = 0.13 H1: p ≠ 0.13

Q: The National Academy of Science reported that 37% of research in mathematics is published by US…

A:

Q: Find the test statistic, Zo Zo = (Round to two decimal places as needed.)

A: It is given that 428 of those 1186 adults reported that their family ate dinner together seven…

Q: According to a Time Magazine/ABT SRBI poll conducted by telephone during October 9-10, 2011, 73% of…

A: It is given that the percentage of adults age 18 years and older said that they are in favor of…

Q: Round your all answers to two decimal places. a. What is the point estimate of the difference…

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Q: In a previous poll, 43% of adults with children under the age of 18 reported that their family ate…

A: Step 1: Determine the population proportion (p0).In the given scenario:The population proportion is…

Q: The Pew Research Group conducted a poll in which they asked, "Are you in favor of, or opposed to,…

A: The sample estimate for the seculars is the proportion of seculars who favored capital punishment.…

Q: An SRS of 250 male faculty at a large university found that 110 felt that the university was…

A: From the given information Null and alternative Hypothesis is given by H0 pm = pf H1 pm > pf

Q: 3) In 2005, 21% of Americans reported that they smoked cigarettes. In a recent study to see if the…

A:

Q: Are there less children diagnosed with Autism Spectrum Disorder (ASD) in states that have larger…

A: Urban state:Sample size Number of individuals diagnosed with ASD Rural state:Sample size Number of…

Q: (a) What is the level of significance? State the null and alternate hypotheses. O Ho: Hy = Hzi…

A: For fishing, sample size n1 = 41, sample mean = 4.9 and population SD = 1.6 For camping, sample size…

Q: A study used nicotine gum to help people quit smoking. It was recorded whether each participant had…

A: (a). Obtain the sample proportion of people using nicotine gum stopped smoking: It is given that,…

Q: The National Academy of Science reported that 37% of research in mathematics is published by US…

A: we have to find test  statistics..

Q: heres a sampled of 361 people in total. People were allowed to self-identify as a heavy smoker or a…

A: Solution:  The two categorical variables are Smoking status and lung cancer diagnosis  To test the…

Q: The National Academy of Science reported that 31 % of research in mathematics is published by US…

A: p=0.31 n=188 x=74

Q: In a previous poll, 35% of adults with children under the age of 18 reported that their family ate…

A: Given information n = 1088, x = 361

Q: IN a random sample of males, it was found that 27 write their left hands and 207 do not. In a random…

A: The hypothesis is, Null hypothesis: H0:p1-p2≥0 Alternative hypothesis: H1:p1-p2<0 The sample…

Q: In a previous poll, 35% of adults with children under the age of 18 reported that their family ate…

A:

Q: In a previous poll, 38% of adults with children under the age of 18 reported that their family ate…

A: It is given that 38% of adults with children under the age of 18 reported that their family ate…

Q: An SRS of 250 male faculty at a large university found that 110 felt that the university was…

A: A) An SRS of 250 male faculty at a large university found that 110 felt that the university was…

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.