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As the manager of a diet clinic you are investigating the number of calories in various hot dogs. You purchase several different brands of beef hot dogs and several brands of chicken hot dogs. You have the lab analyze the number of calories in each of the hot dog samples with the results below.
i) Chicken Hot Dogs: 139 132 123 114 114 116 108ii) Beef Hot Dog: 136 155 158 148 178 167 131
Test the hypothesis that the calories are the same.A. State the null and alternate hypotheses.
B. State the test statistic.
C. State the decision rule.
D. Show the appropriate calculations and state the statistical decision.E. What conclusions can you draw concerning the calorie content of the two types of hot dogs?
A sample of 64 Atlanta consumers showed a mean quarterly water bill of $51 with a sample standard deviation of $12. At α = .05, does the Atlanta sample support the conclusion that above-average rates exist for this private water system?
Examined the effect of body position on blood pressure
The sample results are given below. At the 0.10 significance level, test the claim that response and major are independent.
A researcher hypothesizes that the variation in the amount of money spent on business dinners is greater than the variation of the amount of money spent on lunches. The variance of nine business dinners was $6.12 and the variance of 12 business l..
Describe the correct statistical procedures for analysis for how has quality of care changed in hospitals that are part of a pay for performance (P4P) program?
20% of their customers purchase package 3 and 25% of their customers purchase package 4. Find the expected value or average profit per customer.
Given this Analysis of Variance information for three treatments each with six observations.with SST =1116, SSE=1068, SSTotal =2184. What is the mean square for treatments?
Chi-square test for independent attributes - Are the opinions on the tax cut proposal independent of party affiliation? Use a = 0.01
Write three quadratic equations, with a, b, and c (coefficients of x2, x, and the constant) as:
State appropriate null and alternative hypotheses. Report the test statistic, its degrees of freedom, and the P-value. What do you conclude?
Last week Sarah had exams in Math and in Spanish. On the Math exam, the mean was u, = 30 with a = 5, and Sarah had a score of X - 45. On the Spanish exam, the mean was u, = 60 with 0 = 6 and Sarah had a score of X = 65. For which class must Sarah ..
A normal distributed population has a mean of 250 pounds and a standard deviation of 10 pounds. Given n = 20, what is the probability that this sample will have a mean value between 245 and 255 pounds?
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