An ads agency wishes to determine if there are any differences in people's memory of ads among 3 kinds of magazine ads. One ad is funny, the second is factual and the third is a comparison of competing brands. sampling, responses were taken from participants who remembered ads and taken from those who didn't remember here are the results      Type of Ads Memory funny factual Comparison 1. Remembered 25 10 7 2. Not Remembered 73 93 108 (chi square test of homogeneity) show conditions and solve completely

Q: Exhibit 12-15 The table below gives social media preferences for random samples of men and women.…

A: Facebook Instagram LinkedIn Total Men 630 310 290 1230 Women 750 430 240 1420 Total 1380 740…

Q: An historian examining British colonial records for the Gold Coast in Africa suspects that the death…

A: Assume that p1, p2 are the true population proportions of African miners who died during a year and…

Q: A confidence interval for the true proportional difference between the amount of seniors that have…

A: Ha: P1- P2= 0 H0:P1-P2 not equal to zero

Q: Compute by hand DO NOT use an excel or spreadsheet program If your total sample size is 75, what is…

A: It is given that the sample size is 75. The formula to compute the degree of freedom for correlation…

Q: Corn crop is often prone to contracting a disease called leaf blight from a type of fungus. This…

A: Given that  X Frequency 0 8 1 22 2 31 3 20 4 4 5 13 6 2

Q: What statistical test would you use to compare three different groups on some dependent variable?

A: Given : What statistical test would you use to compare three different groups on some dependent…

Q: A researcher wanted to examine the effect of a new math study skills program on second graders.…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: the sample size is 30 for each group, there are 3 groups, and the mean score for football players is…

A: Mean square between: The between group variation is how much variation it is due to the interaction…

Q: Which of these sounds like a situation where you would want to use an Independent-Measures ANOVA?…

A: concept: Independent ANOVA is used to compare means of more than two groups and then draw…

Q: Which of the following is an advantage of polling organizations using Internet panels over landline…

A: The following is advantages of polling organisations using internet panels over land line…

Q: WonderGym is a new gym in town. They are planning some promotional programmes to draw in customers…

A: Gym conducted 2 types of exercise classes. We have to test whether there is a change in the muscle…

Q: Researchers examined the influence of a television program on children's aggressiveness. The number…

A: Note: Since you have mentioned that “D wasn’t solved”, it is our understanding that you need help…

Q: Determine whether to use the formula for correlated comparisons or independent-groups comparisons?

A: Two samples are said to be independent if the sample values selected from one population are not…

Q: Qualifications of male and female head and assistant college athletic coaches were compared in an…

A: Gender    1–3    4–6    7–9   10–12   13+  Row…

Q: How will I draw R shiny app using this dataset? I want to do bar chart of Result and results in…

A: This question is about creating a bar chart based on the results of a test. The test results are…

Q: Prof. Rollo Dise randomly assigns 100 participants to the two conditions (levels) of his experiment.…

A: Prof. Rollo Dise randomly assigns 100 participants to two conditions of his experiment.

Q: A resercher inntnerested in evaluation environmetnally freindly behaviors evaluated how often people…

A: Introduction: Denote μ1, μ2 as the true population mean number of times people with a pessimistic…

Q: How do you know if a histogram is leptokurtic or platykurtic?

A: Platy kurtic:If the histogram is having shorter tails and its central peak is limited and broader…

Q: Don't just perform a hypothesis test and calculate a confidence interval, you need to explain your…

A: Given,the new medical technique and the standard medical technique.To conduct a test of hypothesis,…

Q: A marketing agency wanted to determine if a new commercial changed people's opinion about a company.…

A: Statistical hypothesis means the decision about a population parameter. Here we look at the data we…

Q: Transforming raw scores into z scores allows researchers to

A: By converting a raw score to a z- score, we are expressing that score on a z-score scale, which…

Q: The calculations for a factorial experiment involving four levels of factor A, three levels of…

A: Given: The value of SST is 275. The value of SSA is 24. The value of SSB is 21. The value of SSAB is…

Q: A researcher is studying the effects of his newly created lens on vision. He samples 9 people with…

A: Given data: Participant  With Lens Without Lens 1 8 14 2 6 17 3 9 12…

Q: A researcher gathered a sample of participants who volunteered for a studying of phobias. She…

A: A researcher gathered a sample of participants who volunteered for a studying of phobias. She…

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.