use the sample data below to test the hypotheses Ho : Pi = P2 = P3 H2 : Notall population proportions are equal where p;is the population proportion of Yes responses for population i. using a .05 level of significance, what is the p-value and what is your conclusion? Populations Response 1 2 Yes 150 150 96 No 100 150 104

Q: A local college recently made the news by offering foreign language-speaking dorms to its students.…

A: Given observed frequency(O) table : Expected frequencies and Test statistics can be calculated as…

Q: Only answer the questions typed: A. indicate whether it's one or two sided B. Indicate whether it's…

A: The test is to check whether more than 10% of the population sampled had completely abstained from…

Q: na survey, 37% of the respondents stated that they talk to their pets on the telephone. A…

A: Given that  P0 = 0.37  n=160

Q: A software company is interested in improving customer satisfaction rate from the 69% currently…

A: Given Hypothesized pop. proportion, p0=0.69Favorable cases,x=146Sample size,n=193Sample…

Q: Only about 15% of all people can wiggle their ears. Is this percent higher for millionaires? Of the…

A: The p is the proportion of people who can wiggle their ear The hypothesized proportion  p=0.15 The…

Q: Use the p-value you found to answer the following: Does this provide evidence that the risk of…

A: Step 1: Null and Alternative Hypothesis Claim : Some people believe that an increase in the…

Q: In 2016, the US poverty rate was 12.7%. During that year, 370 families where randomly selected in…

A:

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A:

Q: uppose we are testing Ho: p=.20 vs Ha: p does not equal .20 and TS=2.34. What is the p-value?

A: given data  Ho : p = 0.20 Ha:p≠0.20 test statistic Z = 2.34 p value = ?

Q: Clinical trials involved treating flu symptons with a new medicine.  Among 1123 patients treated…

A: From the provided information, Sample size (n) = 1123 90 experienced a side effect of dizziness that…

Q: Assume you want to know whether the prices of meatballs change during the christmas holiday season.…

A:

Q: A researcher believes that the average amount of calories consumed daily differs between adult males…

A: From. The above question A researcher believes that the average amount of calories consumed daily…

Q: J 2 Prior to a special advertising campaign, 23% of all adults recognized a particular company’s…

A: From the provided information, 23% of all adults recognized a particular company’s logo. The claim…

Q: A software company is interested in improving customer satisfaction rate from the 60% currently…

A:

Q: Test the claim that the proportion of people who own cats is significantly different than 20% at the…

A: Given that  Sample size: n =400 Sample proportion: p^=0.12 Population proportion: P=0.20 Level of…

Q: d. The p-value = 0.4238 x (Please show your answer to 4 decimal places.) e. The p-value is sa f.…

A: GIVEN DATA, claim:p>0.56x=170n=278p^=xn=170278=0.6115here we have to find out the p-value for the…

Q: Suppose that 75% of college students prefer pepperoni on their pizzas. You took a sample of ?=150 at…

A:

Q: ou are testing the claim that the proportion of men who own cats is significantly different than the…

A: given data, sample of 100 men, and 10% own cats.n1=100p^1=0.10x1=0.10*100=0.10 You sample 80 women,…

Q: has the proportion of adults who totaly abstain from alcohol changed? what is the zo= what is the p…

A: Given : x1= 440.0 n1= 1100 x2= 374.0 n2= 1100 significance level, 0.05

Q: The table below summarizes the  results of a survey in which randomly selected people were asked how…

A: It is needed to test, whether the feelings on medical marijuana and gender are independent or not.

Q: #1 = $48,877 a2 = $55,157 81 = $16,000 82 = $12,000 a. Formulate hypotheses so that, if the null…

A: Given Data : For Finance majors x̄1 = 48877.0 s1 = 16000.0 n1 = 130…

Q: You are a member of a club on campus. As part of the club's fundraising activities, you sell…

A:

Q: In a CBS poll of 1289 adults, nationwide, asking whether they favor or oppose teacher and school…

A:

Q: e null and altermative hypothesis would be: • Ho:p 0.7 H:p 0.7 O Ho:p2 0.7 H:p 0.7

A: The null and alternative hypotheses are: Ho: p = 0.70Ho:p=0.70 Ha: p =\not 0.70Ha:p≠​0.70 This…

Q: A software company is interested in improving customer satisfaction rate from the 70% currently…

A: Given-                       Hypothesized Population proportion (p0) = 70% = 0.70…

Q: Determine the P-value for a one sided test with t = 1.75 and n=16 O a. 0.075 Ob. 0.05 O c 0.0375

A: we will find the p value from t table for one tailed test.

Q: A researcher believes that the average amount of calories consumed daily differs between adult males…

A: Ans- A researcher believes that the average amount of calories consumed daily differs between adult…

Q: hypothesis test is being performed to test if there is any difference in pain relief using Tramydol…

A:

Q: A software company is interested in improving customer satisfaction rate from the 74% currently…

A: Z-Test:  Here the hypothesis test is for the population proportion. The test statistics compared…

Q: In a fishing lodge brochure, the lodge advertises that 75% of its guests catch northern pike over 20…

A: Given that, In a fishing lodge brochure, the lodge advertises that 75% of its guests catch northern…

Q: For a sample of n=16 scores, how many scores are used to calculate the sample variance?

A:

Q: (SR 7.19) According to a Gallup poll, 63% of concession stand workers like the smell of their…

A: Here use normal approximation because sample size is too large

Q: The mayoral challenger claims that less than 30% of residents over the age of 25 have bachelor’s…

A:

Q: The claim is that the proportion of adults who smoked a cigarette in the past week is less than 0.25…

A: Given,n=1908x=439p^=xnp^=4391908=0.2301

Q: A survey of 1195 CEOS finds that 717 believe the economy will improve next year. We are trying to…

A: We have given that,  Population proportion (p)= 66% = 0.66 and favorable cases (X) = 717 , sample…

Q: atistic? (Test the difference p1 − p2. Do not use rounded values. Round your final answer to two…

A: Let r1 be the number of women who responded yes in favor of spending more federal tax money on the…

Q: If you had a test statistic of z = -3.14 and did a left tail test, what would the p-value be?   A.…

A: Given: Test statistic z= -3.14. Left tailed test.

Q: i need to know how to solve this

A: The provided information are:

Q: The government of a certain country says that the literacy rate (the proportion of people who are…

A: Assume that p is the true literacy rate in the country.

Q: A Michigan study concerning preference for outdoor activities used a questionnaire with a six-point…

A: Given, Significance level = 0.05 Null hypothesis: u1 = u 2Alternative hypothesis: u1 u 2