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1. For a one-way contingency table having four categories, the frequencies corresponding to each category are: 23, 14, 8, 32. Test the hypothesis that each category has the same probability. Use α = .05
2. For a one-way contingency table, the following frequencies are observed: 23, 34, 43, 53, 16. Using α = .01, test the hypothesis that all five categories have the same probability.
Report and interpret the 95% confidence interval of the dietary sodium intake for men and Identify the dependent variable and the independent or explanatory variable(s) in this study. Also, state the Null and Alternative hypotheses.
Beanie Babies are toy stuffed animals that have become valuable collector's items. Beanie World Magazine provided the information on 50 Beanie Babies given in beanie.xls.
Construct a 88% confidence interval for the mean femininity score of all male hotel managers and estimate the percent change amongst lactating mothers to within ± 0.5% with 99% confidence. How large a sample of nursing mothers do you need?
Prepare a single summary table that shows average and standard deviation of current salary for males and females according to their Position within the company.
Data were collected in a clinical trial to compare a new drug
The test scores for selected samples of sociology students who took the course from three different instructors are shown below. Instructor A Instructor B Instructor C
The average time scheduled for a doctor's visit is 25 minutes with a standard deviation of 22 minutes. A researcher uses a sampling distribution made up of samples of size 271. According to the Central Limit Theore, what is the mean of sampling dis..
Evaluate the applicability of each of the concepts that you've selected to a business environment in which you have worked in the past (or with which you might be familiar) - Describe how you would apply each of the concepts. Be specific.
What are the chances of getting 15 days of rain during the next 30 days and what do you think about Joe's assumptions concerning the weather for the next 30 days?
The access code for a car's security system consists of Five digits. The first digit cannot be zero and the last digit must be odd. How many different codes are available?
q1. in a pure exchange economy with two goods g and h two traders amos and elise have cobb-douglas utility functions.
Determining factors of gender identification and gender roles.
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