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Discuss the reason that sampling distribution of the mean follow a normal distribution for a large enough sample size, even though the population may not be normally distributed? Please discuss in detail. Discuss how a sample size, n, an increase in confidence is achieved by widening the confidence interval. With regard to hypothesis testing about two means, what is the distinction between two independent populations and two related populations? Please be specific in your answer. In a one-way ANOVA, what is the difference between among-group variation and between-group variation? Discuss the assumptions of ANOVA? Please list and elaborate on each answer. Explain the null hypothesis (Ho) for a simple linear regression equation? Please list and explain in detail.
Find the minimum sample size needed using a prior study that found that 36% of the respondents said they support abolishing the penny.
They both want to know what family member typically does the research about possible honeymoon destinations, and who primarily makes the decision on selecting the destination.
Show the sampling distribution of p if a random sample of 150 insured individuals is used to estimate the proportion having received at least one ticket.
The administration at the university of Georgia is interested in determining if a parking problem exists for their students. The administration selects a randome sample of 200 students and asks them to estimate the amount of time it took the stude..
If the people on your floor of the dorm bought 200 of those tickets, what is the probability that someone on your floor will hold the winning ticket?
Suppose you are to analyze the ages of 377 randomly selected employees, ranging from 26 to 58. Using Sturge's formula, find the appropriate number of classes from the sample.
What score was earned by more students than any other score? Why? What was the highest score earned on the exam?
Compute the approximate jp-value associated with the test statistic. Does the sample data support the null hypothesis at the a- 0.05 level?
a) What is the probability of getting four hits in a particular game? (Round your answer to 3 decimal places.) b)What is the probability of not getting any hits in a game?
What are the similarities between dividing two fractions and dividing two rational expressions?
The following survey questions have been established for a medical errors and patient safety business research paper:
Let Y be the number of envelopes for which the machine fails to remove a check. Using the Central Limit Theorem to approximate P{Y≤10}.
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