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It is estimated that 88% of senior citizens suffer from sleep disorders and 7% suffer from anxiety. Moreover, 6% of senior citizens suffer from both sleep disorders and anxiety.
(a) Find the probability that a senior citizen suffers from anxiety, given that he or she has sleep disorder. Round your answer to 2 decimal places.
(b) Given that a senior citizen suffers from anxiety, what is the probability that he or she also suffers from sleep disorder? Round your answer to 2 decimal places.
(If necessary, consult a list of formulas.)
Martin Motors has in stock three cars of the same make and model. The president would like to compare the gas consumption of the three cars (labeled car A, car B, and car C) using four different types of gasoline.
Forecast 2 out of sample forecasts for the final model using following data: Final Estimates of Parameters AR 1 0.9647 0.0388 24.84 0.000.
the annual commissions earned by sales representatives of machine products inc. a manufacturer of light machinery
the previous exercise is very important to your understanding of tests of significance. if you dont use the applet you
a survey of 50 companiesin january 08 fifty customers of a lumber manufacturer were surveyed regarding their
Please address the following question: Solve for x. Write your answer as a fraction in simplest form.
Suppose the world series is about to begin. Some people get together and each decide to predict different win-loss patterns for the seven possible games during the coming series.
How many of the installations at the Maumee branch would you expect to take more than 30 minutes? What is the likelihood that fewer than eight installations took more than minutes?
fifty sampling units of equal size were inspected and the number of nonconforming situations was recorded. the total
Determine the cutoff sample score at a significance level of 5%. Calculate a Zobt score. Compare the Zobt to the Zcrit
A recent study stated that if a person chewed gum, the average number of sticks of gum he or she chewed daily was 8. To test the claim, a researcher selected a random sample of 36 gum chewers and found the mean number of sticks of gum chewed per d..
It is suspected that the mean turnover has changed and is not 6.0. Use the .05 significance level.
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