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if we want to use a 005 significance level to test the claim that p1ltp2 what confidence level should we
in general when dealing with inferences for two population proportions which two of the following are equivalent
assume that we want to use a 005 significance level to test the claim that p1ltp2 which is better a hypothesis test or
assuming xi are independent rvs and we are given exi mu and varxi sigma squared how would we go about finding the
often the values 1 2 3 4 and 5 are assigned to categories such as strongly disagree disagree somewhat neutral agree
all i need is guidance on the steps i dont need the output just the steps then i will figure out the rest your help
several years ago 35 of parents who had children in grades k-12 were satisfied with the quality of education the
in a clinical trial 25 out of 750 patients taking a prescription drug complained of flulike symptoms suppose that it is
z-scores and six sigmas are a new concept this week and i am having a hard time understanding what i gather so far is
a survey sent out to 25000 surgeons has revealed that the prevalence of alcoholism within this particular medical
in my dsci 3321 class i have a question for problem 129nbspi know how to plot the data but the problem i am having is
an a 3 x b 4 factorial design with 6 subjects in each group is analyzed what are the degrees of freedom for main effect
suppose that a family has five children consisting of two girls and three boys call the girls abigail and brianna call
what is the difference between standard normal distribution curve and normal distribution
having trouble with the attached problem on test score when i get the x1bar-x2barse the answer is not coming out right
describe the difference between the probability distribution of a discrete random variable and that of a continuous
what is a null hypothesis vs alternate hypothesis one tailed test vs two tailed test - how do we know when to use
suppose a researcher is testing the hypothesis upper h0 p0606 versus upper h 1h1 pgt06 and she finds the p-value to be
to test h0nbspmicronbsp 100 versus h1nbsp micro nenbsp 100nbspa simple random sample size ofnbspn2121nbspis obtained
example 1 safety experts are trying to determine how long it takes a specific brand of car to come to a complete stop
businesseconomics 1 in 1991 california imposed a snack tax a tax on snack food in an attempt to help balance the state
the probability of tossing a coin to obtain a tail is frac12 what is the probability of getting a
please very briefly describe a study you might conduct in which it would be appropriate to compute a pearson r ie a
an urban planner claims that nationally 20 of all families renting condominiums move during the year a random sample of
the null and alternate hypotheses areh0 100 lt 94h1 94 gt 100a random sample of 20 items from the first population