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The following data represent the number of flash drives sold per day at a local computer shop and their prices.
Price (x) Units Sold (y)$34 336 432 635 530 938 240 1
a. perform an F test and determine if the price and the number of flash drives sold are related. let a = 0.01
b. perform a t test and determine if the price and the number of flash drives sold are related. let a = 0.01
Ppopulation with a mean of 240 and standard deviation of 18. Find the mean & standard deviation of sample distribution of the mean?
What is the predictive value of a negative test result? In other words, what is the probability that an individual who returns a negative tests for hypertension is not hypertensive? Please give your answer to 3 decimal places.
In a recent study of incomes in Allegheny county in Pennsylvania it was found that distribution of family incomes is skew to the right. what can we say about the relationship between mean and median?
a simple random sample of 60 items resulted in a sample mean of 10. the population standard deviation is 15.a. compute
in a binomial distribution for each of n trials the event result of the first trial influence the next
1. find the margin of error for the given values of csand nc0.95s3.1n812. construct the confidence interval to find the
Part 1. What is the appropriate distribution for such data? Part 2. Is this lot anomalous?
life expectancies for men and women were measured by country. it was found that the average male life expectancy was
suppose that the probability of a baseball player getting a hit in at bat is 0.2807. if the player has 38 at-bats
annual maximum wind speed gusts have been modeled as both a type i gumbel and type ii largest extreme value. if the
Six employees who have formed a car pool. If only four of these employees can drive, how many possible seating arrangements are there for the group?
consider the following statement each culture has its own norms of etiquette. in a diverse society like america as well
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