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political polls typically sample randomly from the us population to investigate the percentage of voters who favor some
27 of college students say they use credit cards because of the rewards program you randomly select 10 college students
a doctor gives a patient a 90 chance of surviving bypass surgery after a heart attack if the patient survives the
find the following sample sizewhat sample size would be required to reduce the sampling means distributions standard
an organic gardener keep records of thenbspvariety of tomato plantsnbspthat he grows and the yield innbspnumber of
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grade in terms of the percentage of correct responses in psy 1110 is used to predict nurses salaries and the regression
in a study of how late people are to work 73 of the variability of the amount of time late could be accounted for by
what is meant by the term normal distribution is the normal distribution important in statistical
a large grocery store needs to decide on how many bottles of 2 liter dr pepper to stock each week in the storenbspthe
a car manufacturer claims that their new hybrid cars give at-least 45 miles per gallon the mean gas mileage and
an example or application of correlation or regression in an area of personal or professional interest was correlation
the mean of a probability distribution is 50 and the standard deviation is 5what percent of the observations lie
suppose you want to know the average amount of money spent by the fans attend- ing opening day for the cleveland
a corporation employs 2000 male and 500 female engineers a stratified random sample of 200 male and 50 female engineers
it has been identified that a binomial distribution fits the delivery commitment of amazon orders 3 days or less and
an agent for a residential real estate company in a suburb located outside a major city has the business objective of
41 of the cars in a dealer lot are red 19 are black and 16 are white the remainder are some other unspecified
larry is a 63 free-throw shooter that is to say that anytime larry attempts a free-throw there is a 63 chance he will
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if the median house price is 19m does that necessarily mean that half of the houses on the block are worth less than
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extrinsic n23 mean 1574 standard deviation 525intrinsic n24 mean 19883 standard deviation 444find a 95 confidence