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Question: Jeremiah has basketball practice two days a week. Ninety percent of the time, he attends both practices. Eight percent of the time, he attends one practice. Two percent of the time, he does not attend either practice. What is X and what values does it take on?
q1 the gallop poll folks found that 27 of adults surveyed national survey said that they had been in a tornado.
Determine the mean, median, range, and midrange.- Calculate the mean absolute deviation.- Calculate the standard deviation and variance.
In a state lottery game, anyone who picks 6 numbers out of 36 wins $50,000, no matter how many people correctly guessed the winning numbers. What are the odds of winning in this game?
the population mean is 75. a random sample of 48 items is selected from the population. what is the probability that
for the following find the appropriate 95 confidence interval for the corresponding population proportiona sample size
Finds the average life time for this sample is 970 hour and the standard deviation is 80 hours. Can the firm claim that the average life time is 1000 hours at the 5% level of significance?
(a) What is the probability of drawing a red chip from the bag? (b) Given that the chip that is drawn from the bag at the end is red, what is the conditional probability that the chip drawn from the box was white?
Is there a significant difference in mean fetal heart rates by position? Run the test at a 5% level of significance.
Find a 95% confidence interval for the mean amount of interest it could gain if each of its customers paid exactly one day more promptly.
Write the equation of the hypothesized model relating y to x1, x2, x3, and x4.- Conduct a test of overall model utility. Use α = .05.
find the critical value. assume that the test is twotailed and that n denotes the number of pairs of data n30 a0.001 i
What is the di?erence between the binomial and the Poisson distributions and Give some examples of when we can apply the Poisson distribution.
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