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A club consists of 42 women and 33 men.
a) How mant ways can the club choose a chairperson and recording secretary?
b) How many way can the club choose a four person committeee?
c) How many ways can the club choose a four person committee if there mut be two women and tow men?
What score was earned by more students than any other score? Why? What was the highest score earned on the exam?
Suppose a friend of a friend claimed to have ESP and agreed to sit just on time and guess at 100 cards. Suppose she made 36 matches. Calculate the probability of this many, or more, matches if only chance is at work, and carefully write a conclusion.
Assuming the requirements of ANOVA are satisfied, at the .05 level of significance, is there evidence of a significant difference among the mean wait times at the five checkpoints?
Managers from accounting department and information technology department. What is the probability that the committee will contain at least two managers from accounts departments.
find the range standard deviation and variance for the following sample data2 11 81 29 22 59 78 71 21 43 99 12 38 74 56
Construct a 95% confidence interval for the proportion of votes that Jefferson will receive, and make a conclusion about Jefferson winning election.
What is the Bonferroni adjustment? What would the Bonferroni adjustment be for a study with four groups for which a researcher decided to use t-tests?
Let p represent the population proportion of all numbers in the corporate file that have a first nonzero digit of 1. Test the claim that p is less than 0.301 by using What is the P-value of the test statistic?
Indicate your hypotheses, decision rule, statistical decision and management conclusion using the critical value and then find the p-value and state your decision rule, statistical decision and management conclusion using this method.
You work at a hospital that has always had about 100 emloyees staffed at night. You think that the number of employees staffed at night has recently decreased and would like to test this claim.
after deducting grants based on need the average cost to attend the university of southerncalifornia usc is 27175
A particular company offers a 500$ deductible policy. If the company wishes its expected profit to be $100, what premium amount should it charge?
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