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a committee of 4 persons is to be formed from 7 men and 4 women what is the probability that the committee consists of
to find out how uniformly babies grow we measured the weights of random eight babies first at 11 months and then at 27
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
3nbspfive university students were given an english achievement test before and after receiving instruction in basic
often the values 1 2 3 4 and 5 are assigned to categories such as strongly disagree disagree somewhat neutral agree
if we want to use a 005 significance level to test the claim that p1ltp2 what confidence level should we
a survey sent out to 25000 surgeons has revealed that the prevalence of alcoholism within this particular medical
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 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
two or more groups can involve the exact same people beforeafter treatment or two different groups of people malefemale
example 1 safety experts are trying to determine how long it takes a specific brand of car to come to a complete stop
write r code for the following questiona use the monte carlo method with n 100 and n 1000 to estimate integral top1
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
rc cola soda inc claims that 20 percent of the population can identity its products in efforts to boost their identity
for a new study conducted by a fitness magazinenbsp240 females were randomly selected for each the mean daily calorie
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
show your work where appropriate in order to receive creditnbspuse appropriate symbols to indicate what you are
please very briefly describe a study you might conduct in which it would be appropriate to compute a pearsonnbsprnbspie
an urban planner claims that nationally 20 of all families renting condominiums move during the year a random sample of