A TWISTER spinner has four outcomes; red, blue, yellow, green. Ryo is testing if the proportion of redoutcomes is greater than 25%. After completing the test, Ryo has rejected the null hypothesis. Whichof the following represents the best conclusion?A. The data provides sufficient evidence that the proportion of red outcomes is greater than 25%B. The data does not provide sufficient evidence that the proportion of red outcomes is greaterthan 25%

Q: A nutritionist believes that 10% of teenagers eat cereal for breakfast. To investigate this claim,…

A: Suppose that p is the population proportion of teenagers, who eat cereal for breakfast.

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A: Given : Sample of 20 participants led to retain the null hypothesis Sample 100 participants led to…

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A: Given,n=200x=17p^=xnp^=17200=0.085α=0.05

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A:

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A: From the provided information, Sample size (n) = 245 From which 189 of them stayed together. Sample…

Q: A marriage counselor has traditionally seen that the proportion p of all married couples for whom…

A: Given data issample size(n)=205x=164sample proportion(p^)=xn=164205=0.8significance level(α)=0.05

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A: As per our guidelines we can solve first three sub part of question and rest can be reposted.…

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A: Introduction: Random errors are errors in measurement or decision that occur in a random manner due…

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A:

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Q: c. Compute the test value. d. Make a decision on the null hypothesis. e. Make a decision on the…

A: From the given information we have identify the correct statement about the researchers claim.

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A:

Q: Samples of Republicans, Democrats, and independents, have been tested for their level of support for…

A: We have given that samples of Republicans, Democrats, and Independents have been tested for their…

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Q: During the electoral campaign, the mayor comes under criticism that City Hall and local public…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

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A: Given that  Sample size n1=185 , n2=160 Favorable cases x1=16 , x2=7

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A: The random variable dreaming in color follows binomial distribution. The sample size is 113. The…

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A: given data clim : p > 0.76n = 215x = 171α = 0.05p^ = xn = 171215 = 0.7953

Q: A researcher is interested in determining if the proportion of children that collect specific types…

A: Given Solution:

Q: Win Loss Suit 22 28 T-Shirt 28 22 O A. The proportions of wins is different for teams wearing suits…

A: The proportion of wins wearing suit = 22/50 The proportion of wins wearing t-shirt= 28/50

Q: A recent drug survey showed an increase in the use of drugs and alcohol among local high school…

A: Local: Sample size n1=100 Number of successes x1=65 National: Sample size n2=100 Number of successes…

Q: A marriage counselor has traditionally seen that the proportion p of all married couples for whom…

A: Note:- Since you have posted a question with multiple subparts, we will provide the solution only to…

Q: Samples of Republicans, Democrats, and Independents have been tested for their level of support for…

A: Given information- We have given that samples of Republicans, Democrats, and Independents have been…

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A:

Q: The prime Minister of a small Caribbean Island stated that 95% of the population was vaccinated from…

A:

Q: In a recent study of a random sample of 113 people, 92 reported dreaming in color. In the 1940’s,…

A: Solution

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A: Hypothesis test used to compare the sample and population. It has two statements, they are null and…

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A: We have given that  Sample size n = 9 Level of significance =?=0.05

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A:

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A: The single proportion binomial test is used to compare a proportion of responses or values in a…

Q: (a) State the null hypothesis Ho and the alternative hypothesis H₁. H:0 H₁:0 (b) Determine the type…

A: It is given that  Population proportion, p = 80% = 0.80 Favourable cases, X = 178 Sample size, n =…

Q: You are management for a chain of department stores. Your analytics team believes that the…

A: Given datayou are a management for a chain of departement stores.Here n=48x=17p=25%

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A:

Q: A marriage counselor has traditionally seen that the proportion p of all married couples for whom…

A: Given that  Sample size n =205 Favorable cases x =171 Sample proportion p^=x/n  =171/205 =0.8341

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.