Test hypothesis that more students received a grade

Assignment Help Basic Statistics

Reference no: EM13130874

Can any one explain: A student beleives that no more than 20% of the students who finish a statistics course gets an A. A random sample of 100 students was taken. 24% of the students in the sample received and A. At the 1% signifiance level, the test hypothesis that more then 20% of the students received and A.

Reference no: EM13130874

Questions Cloud

Prepare a system flowchart of the company payroll process : he processing run results in a payroll register, employee paychecks and earning statements, and an error summary report, all on magnetic tape. Prepare a system flowchart of the company’s payroll process.

John-bob at risk for partnership : John-Bob's share of losses from Partnership Z during 2010 was $60,000. How much is John-Bob at risk for Partnership Z on January 1, 2011?

Find the expected profit with a given probability : A contractor is considering a sale that promises a profit of $31,000 with a probability of 0.7 or a loss (due to bad weather, strikes, and such) of $13,000 with a probability of 0.3. What is the expected profit?

Determining compound intrest : In 1777, Jacob DeHaven loaned George Washington's Army $450,000 in gold and supplies. Due to a disagreement over the method of repayment 9gold vs. Continental money), DeHaven was never repaid, dying penniless.

Test hypothesis that more students received a grade : 24% of the students in the sample received and A. At the 1% signifiance level, the test hypothesis that more then 20% of the students received and A.

Description of ratio and proportion : According to a professor from the University of Minnesota, your maximum ideal waist size is directly proportional to your hip size. For a woman with 40 inch hips, the max ideal waist size is 32 inches.

Would the adoption of ifrs increase transparency : As the U.S considers the adoption of IFRS, changes exist between presentation and disclosure in current U.S GAAP and IFRS. Based on your research, what are some of the similarities and differences between U.S. GAAP and IFRS?

Company bulletin board system : A new sales representative, Mark Yount, has just received this copy of the month-end fincnail reports. He is puzzled by the term "unearned revenue." He left the following email message for you on the company's bulletin board system: What is this?

Determining market risk premium : What is the market risk premium if the risk free rate is 5% and the expected market return is given as follows

User Account

All Pages