A drug manufacturer has developed a new pain remover (drug A) and they claim this new drug is more effective than their competitors (drug B) in terms of the length of time it takes to remove the headache.

written by - Comments off

A drug manufacturer has developed a new pain remover (drug A) and they claim this new drug is more effective than their competitors (drug B) in terms of the length of time it takes to remove the headache. A researcher wants to investigate this claim at 5% significant level. He asks a doctor to prescribe drug A to 50 patients, and drug B to 40 different patients and record the relief time for each patient. The summary statistics show an average relief time of 95.5 minutes for drug A and 103.7 for drug B. The variance relief times are 24 and 26 minutes for drugs A and B respectively. Using a 5% significant level 5. State the null and alternative hypothesis 6. Find critical values of the test statistic 7. Calculate observed value of test statistic 8. Make a decision 9. Interpret your decision 10. the test statistic that is used to test hypothesis about the mean when a small sample is involved follows a ( blank) distribution. a) T b) Z c) Shi square d) Or binomial

Basic help starts at : $30

Note: The price above is for the most basic, custom help we offer with this question, it includes some outlining and limited research on your topic. We also offer advanced help as well as the entire tutorial.

Select the level of help you require :
In a hurry? Jump ahead of queue :
Select style of formatting required :
Source(s) you needed referenced?:

Your Shopping Cart

Your cart is empty
Visit The Shop

Note: Currently, Regular Priority times are 3-5 days. Log in to upload files with your questions. Tutorials you buy shall be emailed to your PAYPAL email. Talking about quality references: finding and referencing an (n+1)th article for your tutorial requires substantially more time than the (n)th article referenced, therefore you will see the price increasing with the number of references you require in some questions. Wanted to contact us over something related to this question? Email us: support AT oxenmine.com.

© 2010 oxenMINE.com: Customized Homework help. - Powered by OM