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If Chebychev Inequality gives the lower bound for probability. For the present problem the lower bound for the probability is 0.75 and actual probability is 0.87. There is no contradiction between empirical rule and Chebychev Inequality
Given percentage (87%), does the empirical rule apply?
What does the Empirical Rule say for + 2 standard deviations from the mean?...What percentage of data should be within those two values?
In summer 2000, a growing number of warranty claims on Firestone tires sold on Ford SUVs prompted Firestone and Ford to issue a major recall. An analysis of warranty-claims data helped identify which models to recall.
What is the expected number of Republicans who will win office in the coming election?
A random sample of 58 fish is taken from the tank. Let x be the mean sample length of these fish. What is the probability that x is within 0.5 inch of the claimed population mean? (Round your answer to four decimal places.)
A pharmaceutical company conducted study to evaluate the effectiveness and safety of new inhaled form of insulin for treatment of diabetes. A group of 650 diabetics was given the drug twice a day, while another group of 650 diabetics was given an ..
When water taxi sank in the Baltimore Inner Harbor, an investigation revealed that the safe passenger load for water taxi was 3500 lbs. It was also noted that the mean weight of passenger was assumed to be 140 lbs.
High levels of cockpit noise in an aircraft can damage the hearing of pilots who are exposed to this hazard for many hours
This sample group has errors with a standard deviation of 54.7ft. At the 5% level of significance, test that the new population has errors with a standard deviation equal to 43.7ft.
Using a level of significance of .05, is there evidence that the dual degree students are receiving lower grades? Explain.
Illustrate what does weighting add to usefulness of moving averages and explain how is it done. The yield on a thirty year treasury note at the end of every year since 1990 is recorded below.
At.05 significance level, can we conclude that larger proportion of the agents think the economy is expanding this month?
Find a 90% confidence interval for the mean amount left by all groups.
Construction of frequency distribution table for the given continuous data.
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