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"A correctional institution would like to report the mean amount of money spent per day on operating the facilities. How many days should be considered if a 95 percent confidence is used and the estimate is to be within one hundred dollars? The standard deviation is $400.
Run a multiple regression and interpret all the findings, R 2 , F, IV coefficients, and the intercept. Then in paragraph format, identify and report the following:
Explain how much money do these people make each year. Suppose you read in your local newspaper that 45 officials in student services whioch is earned as an average.
In order to test the assumption of a Poisson distribution, a random sample of 150 ten-minute intervals was taken.
To determine whether there exists mean difference among the groups:
If you have a statistical package that computes binomial probabilities, find the probability that at least five funds outperform the market in all 10 years.
Illustrate the maximum number of reservations that it could accept for a flight with a capacity of 160, if it needs the probability of accommodating all reservation holders to be at least 95%.
Find the margin of error for the 95% confidence interval used to estimate the population proportion.
Suppose the population is normally distributed they make a decision to do a hypothesis test.
Determine fraction of employees cost between $1,500 and $2,000 per year?
Results were analyzed using one -way ANOVA and included SSTR =7 , 102 and SSE = 10 ,511. Are all 8 tapes equally appealing on average? Determine p value?
Answer the following three questions based on what you know about statistics now.
What is the probability that none are a commercial success?
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