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The following is a partial ANOVA table.
Source Sum of Squares Df Mean square FTreatment 2Error 20Total 500 11
Complete the table and answer the following questions. Use the .05 significance level.
a. How many treatments are there?b. What is the total sample size?c. What is the critical value of F?d. Write out the null and alternate hypotheses.e. What is your conclusion regarding the null hypothesis?
What does the standard deviation mean? Interpret the standard deviation relative to the average or mean?
Assume that a 95% confidence interval for the mean is 15.0
The percentage of physicians who are women is 27.2%. In a survey of physicians employed by a large university health system, 48 of 120 randomly selected physicians were women. Compute the test value.
Find the probability that both light bulbs failed the test. Find the probability that both light bulbs passed the test. find the probability that at least one light bulb failed the test.
The price of shares of Bank of Florida at the end of trading each day for the last year followed the normal distribution. Assume there were 240 trading days in the year.
If she performs 15 demonstrations this week, what is the probability of her being satisfactory? What is the probability of between 4 and 8 (inclusive) orders?
Based on testing, company makes following statement: "Our batteries last the average of 430 to 470 minutes, and our confidence in that interval is 95%" Find out standard deviation and show work.
The following data show the cost of electricity during August 2010 for a random sample of 50 one-bedroom apartments in a large city:
Conditional and compound probabilities.The table below gives the distribution of blood types by gender in a group of 1000 individuals.
Compute the Kappa statistic and its standard error reading reproducibility of the diagnosis of dyspnea in this clinic.
Calculate the mean and standard deviation for this set of data. Convert your answer back to dollars and cents and give the correlation value between number of beers consumed and BAC?
Eighteen first interviews are usually scheduled per day. What is the probability that the average length of time for the eighteen interviews will be 40 minutes or longer?
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