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1. Find the probability distribution for x = the sum of a fair, four sided die and and fair, sixsided die. b) for x from problem 1, find the probability of having the sum be at least four. c) for x from problem 1, find the probability for the sum being at most 8.
2. Find the probability that the sum is exactly 4 twice, when rolling the two dice 7 times
3. Find the probability that the sum is 10 for the first time, happens on the 20th roll of the two dice
An accepted standard deviation for LSAT scores is 125. A random sample of 25 scores had an average of 1,375. Assume a significance level of 0.05. State the appropriate null and alternative hypotheses. Calculate the p-value to test the hypotheses.
How many different possibilities exist for the set of iced-tea drinks that a given participant will taste? (Show how you calculated your answer.)
if the test statistic for a small sample difference of means test is t 2.045 we could reject the null hypothesis at
a piggy bank contains one penny one nickel one dime and one quarter. it is shaken until two coins fall out at random.
The sample has a mean weight of 15.3 pounds and a standard deviation of 1.9 pounds. Create a 95% confidence interval estimate for the true mean weight of all packages received by the parcel service.
the allowed fee for wedding services is 425. one ceremony provider is suspected of charging more than the allowed
investment analysts generally believe the interest rate on bonds is inversely related to the prime interest rate for
Is the distance beyond or before the double lines where a car stops at an intersection affected by the age of the driver (young, middle age, older) and/or whether or not there are any passengers?
specify the level of measurement used for each of the following itemsresponse time to flashing imagesrating of job
What assumption about the population distribution is needed in order to conduct the t test.
a state school administrator says that the standard deviation of test scores for eighth grade students who took a u.s.
bill is interested in the infrequent arrival of birds on a remote pacific island in the south seas. the mean number
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