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Find the indicated probability. Round to three decimal places.
An airline estimates that 90% of people booked on their flights actually show up. If the airline books 71 peopleon a flight for which the maximum number is 69, what is the probability that the number of people who show up will exceed the capacity of the plane?
Find the Binomial Probability Distribution, n=25 and p = .40 Find the probability P(8
Categorize the following as discrete or continuous random variables.
A random variable has the density curve as in the graph below. Find The height of the density curve?
Describe the sampling distribution model of this mean.
The mean difference in total cholesterol levels (after - before) was 27.138 mg/dL with a standard deviation of 7.3685 mg/dL. Create a 95% confidence interval for the true average difference in cholesterol levels by the drug.
Establish a 99% Confidence interval about the difference in the proportion of the town voters and county voters who favor the proposal.
If not what would be a better testing strategy? Could you form a Null Hypothesis or an Alternative Hypothesis? If yes, what would they be.
Some IQ tests are standardized to normal model with mean of 100 and the standard deviation of 16. Draw a model for these IQ scores, clearly label it , showing what the 65-95-99.7 rule predicts about the score.
Find out sample correlation coefficients of (I) age with dry weight, and (2) age with log 10 dry weight. Interpret your results.
Write the null and alternative hypotheses for testing if participants and non-participants differ in level of problem behavior (Y).
what is the required sample size is the error is to be less than 1/2 hour with a 95% level of confidence?
Computing the mean and standard deviation for the given data - Find the value for the new standard deviation
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