A rescue claims that 30% of u.s. households have a dog. In a random sample of 210 u.s. households, 35% say they own a dog. Is there enough evidence to show the percentage has increased? Identify the appropriate null and alternative hypothesis.  A) H0: p=0.35 vs Ha:p<0.35  B) H0: p=0.30 vs Ha:p>0.30  C) H0: p=0.30 vs Ha: p<0.30 D) H0: p=0.35 vs Ha:p>0.35

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A: One Proportion Z - test is applicable in this case

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

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A: We have to find test statistics and p value...

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Q: When comparing two population proportions, what is the null hypothesis if the alternate hypothesis…

A: Solution: From the given information, the alternative hypothesis is p1&gt;p2.

Q: In the hypothesis-testing procedure, there is a single sample and a known population that is called

A: When there is a single population with known population, then it is called one sample z-test.

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A: We have given that  From box plot . Minimum =2  Q1=7  Q2=Median =9 Q3=13 Maximum =15

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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:

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Q: Perform the following hypothesis test of a proportion: Ho: t = 0.33 Ha: На: п 0.33 The sample…

A: Population proportion = p₀ = 0.33 Sample size = n =100 Sample proportion = p̂ =  0.25

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A: For the given data Perform z test for one  proportion

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A: From the provided information, Sample size (n) = 39 Sample mean (x̄) = 719.9 Sample standard…

Q: Perform the following hypothesis test of a proportion: HO: p = 0.33 HA: p  0.33 The sample…

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A:

Q: Use the one-proportion z-test to perform the required hypothesis test. In a clinical study of an…

A:

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

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A:

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A: The null hypothesis specifies a value of p for the population.

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A:

Q: If you are running a hypothesis test and increase your sample size, what will happen to your Type I…

A: Higher sample makes higher power of test And smaller sample makes small the power of test