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Do students at your school study more than, less than, or about the same as students at other business schools? BusinessWeek reported that at the top 50 business schools, students studied an average of 14.6 hours per week. (Data extracted from "Cracking the Books," Special Report/Online Extra, www.businessweek.com, March 19, 2007.) Set up a hypothesis test to try to prove that the mean number of hours studied at your school is different from the 14.6-hour-per-week benchmark reported by BusinessWeek
a. State the null and alternative hypotheses.b. What is a Type I error for your test?c. What is a Type II error for your test?
Harold operates a hot dog stand at the Jugulars football games. He pays $2000 per game to rent the space. Each hot dog (with bun and condiments) costs him $0.33, and he sells hot dogs for $3 each.
Create a joint probability table
State two recent virus threats; whether they are minor or the major threats? What software would you utilize to eliminate these threats? Please involve a brief description for each threat and how to eliminate the threat.
At the .01 level of significance, is there sufficient evidence to conclude that the mean bone marrow micro vessel density is higher before the stem cell transplant than after the stem cell transplant?
The table below shows the number of gallons of heating oil delivered to a residential customer each December from 1986 to 1993.
Review Chi Square analysis & create an example of how you would use the tool to help make a business decision.
Car license plates in California take the form of 1RTY345. If zero cannot be used in the first position and repeats are allowed in the other 6 positions, how many license plates are possible?
Calculating the probability values
Minimizing the cost
Confidence interval for population proportion of drug test.
A windshield wiper is 3 feet long and the blade is 2 feet long. If the wiper can trace out an angle of 110 degrees, what area can the blade wipe?
What is the equation of the vertical line and the equation of the horizontal line throught Point A?
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