You wish to test the following claim (HaHa) at a significance level of α=0.005      ho p1=p2        Ha:p1>p2 You obtain a sample from the first population with 322 successes and 95 failures. You obtain a sample from the second population with 344 successes and 143 failures. a) What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = b) What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value =  The p-value is... less than (or equal to) αα greater than αα d) This test statistic leads to a decision to... reject the null accept the null fail to reject the null

Q: You are a research assistant at a zoo. The question of your study is "Has the proportion of baby…

A: Given data: Significance level = 0.05 Claim :  Has the proportion of baby zebras born in zoos…

Q: You wish to test the following claim (HaHa) at a significance level of α=0.02       Ho:p1=p2…

A: State the hypotheses.

Q: You wish to test the following claim (Ha) at a significance level of a 0.02. H.:P1 = p2 Ha:Pi # P2…

A:

Q: You are conducting a study to see if the proportion of voters who prefer Candidate A is…

A: Given that,possible chances (x)=317sample size(n)=356success rate ( p )= x/n = 0.8904success…

Q: H.:p = 0.34 Ha:p > 0.34 You obtain a sample of sizen = 183 in which there are 69 successful…

A:

Q: The accompanying table lists body temperatures (in F) obtained from randomly selected subjects.…

A: State the hypotheses   Let Factor A denotes the Gender. Let Factor B denotes the smoking.   Test for…

Q: You wish to test the following claim (Ha) at a significance level of a = 0.10. H.:P1 = P2 Ha:Pi # P2…

A:

Q: Physicians at a local healthcare center wanted to determine if mud wrestling can be the cause of…

A: Given thatthe chi square statistic is 5.002 and the degrees of freedom is 1 with p value of 0.0253.…

Q: You wish to test the following claim (H) at a significance level of a = 0.10. Ho:p12 P2 Ha: P1 P2…

A: The question is about hypothesis testing.Given :No. of successes in first sample ( x1 ) = 102No. of…

Q: You wish to test the following claim (H) at a significance level of a = 0.01, Ho: P₁ Ha: P1 P2 P2…

A: Givensignificance level(α)=0.01The null and alternative hypothesis isH0:p1=p2Ha:p1>p2x1=202sample…

Q: You wish to test the following claim (Ha) at a significance level of a = 0.05.

A: From given data, Significance level,

Q: You wish to test the following claim (HaHa) at a significance level of α=0.002.       Ho:p=0.77…

A: From the given information. The null and alternative hypothesis is Null = p=.77 Alternative = p<…

Q: The U.S. Department of Transportation, National Highway Traffic Safety Administration, reported that…

A: From the provided information, Sample size (n) = 54 Out of which 35 involved an intoxicated driver.…

Q: In a study of marital satisfaction, a random sample of 12 couples married for between five and…

A:

Q: What are the assumptions needed for testing two population means from independent samples?

A: Statistical hypothesis testing is an important method in inferential statistics. It is used to test…

Q: You wish to test the following claim a significance level of a = 0.02. H,:p = 0.7 Ha:p + 0.7 You…

A: Given information- Sample size, n = 681 Significance level, α = 0.02 Population proportion, p = 0.7…

Q: You are conducting a study to see if the proportion of voters who prefer Candidate A is…

A: The null and alternative hypothesis isH0:p=0.82H1:p0.82significance level()=0.05sample…

Q: What is the t-statistic for the sample mean difference? B) How many degrees of freedom are there…

A: From the given information we conduct hypothesis test.

Q: You wish to test the following claim (HaHa) at a significance level of α=0.01.       Ho:p=0.44…

A:

Q: You wish to test the following claim (H) at a significance level of a = 0.10. Ho: P1 = P2 Ha: P₁ P2…

A: given data n1 = 370x1  = 708n2  = 579x2 = 324α = 0.10claim : p1 < p2p^1 = x1n1 = 370708…

Q: You wish to test the following claim (HaHa) at a significance level of α=0.001       Ho:p=0.71…

A: The hypothesized proportion is 0.71.

Q: There is sufficient evidence to warrant rejection of the claim that the first population proportion…

A:

Q: You wish to test the following claim (Ha) at a significance level of a = 0.01. H.:P1 Ha:P1 7 P2 = P2…

A: Given,n1=200 , p^1=0.36n2=500 , p^2=0.42H0:p1=p2Ha:p1≠p2

Q: You wish to test the following claim (Ha) at a significance level of a = 0.05. Ho: P₁ ≤ P2 Ha:P₁ >…

A: Given Alpha=0.05 n2=123 n2=104 X1=269 X2=335

Q: You wish to test the following claim (H.) at a significance level of a = 0.001. H.:p1 = P2 Ha:P1 >…

A: Given,n1=280 ,  x1=110n2=529  ,…

Q: You wish to test the following claim (Ha) at a significance level of a Ho: p > p2 Ha: P1 P2 You…

A: Assume that p1, p2 are the proportions of 1st and 2nd populations, respectively.

Q: Need Help finding correct test statistic and p-value. Both listed are incorrect!

A: Given Information: First Sample: Sample size n1=799 Sample proportion p^1=0.369 Second Sample:…

Q: You are a research assistant at a zoo.  The question of your study is "Has the proportion of baby…

A:

Q: You wish to test the following claim (Ha) at a significance level of α=0.05.       Ho:p1≤p2Ho:p1≤p2…

A: State the hypotheses.

Q: You wish to test the following claim (Ha) at a significance level of a = 0.02. H.:P1 = P2 Ha:P1 < P2…

A: Given  n1=476, X1=344, n2=398, X2=331 Level of significance=0.02 p1cap=X1/n1 and p2cap=X2/n2

Q: Test the claim that the proportion of people who own cats is larger than 30% at the 0.05…

A: Sample size = n =200 Sample proportion = p̂ =  0.32

Q: YOU Ho: P₁ Ha: P₁ the ollowing claim (a) at a significance level of P2 P2 You obtain 139 successes…

A:

Q: You wish to test the following claim (Ha) at a significance level of a = 0.002. Ho: P₁ = P2 Ha: P₁…

A: Population - 1  n1 = 228 +368 = 596 , x1 = 228  , Sample proportion = p^ = 228/596 = 0.38255…

Q: You are conducting a study to see if the accuracy rate for fingerprint identification is…

A: Solution : Given that , population Proportion p= 0.23 significance level α =0.05 sample size n=130…

Q: You wish to test the following claim (Ha) at a significance level of a = 0.002. H.:p1 – P2 = 0 Ha:P1…

A: Given: The hypothesis: For first population: The sample size=n1=(384+63)=447, the number of…

Q: You wish to test the following claim (HaHa) at a significance level of α=0.02α=0.02.…

A:

Q: In a survey, 33% of the respondents stated that they talk to their pets on the telephone. A…

A: The given data is as follows:Sample size (n) =210Number of owners who spoke to the pet on phone…

Q: You wish to test the following claim (Ha) at a significance level of a = 0.001. H,:P = Pr Ha:pi > p2…

A: There are two independent samples which are two populations. We have to test whether the first…

Q: You wish to test the following claim (H) at a significance level of a = 0.01. Ho: P1 = P2 H₁: P₁ P2…

A: The following information has been provided: The favorable cases are X1=127 The sample size is…

Q: You wish to test the following claim (Ha) at a significance level of a = 0.02. H,:P1 - P2 = 0 H.:P1…

A:

Q: An I/O psychologist wants to know if there is a difference in worker evaluations depending if the…

A: Correct Option: C. independent samples t-test

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.