Question
Match problems to procedures. Answer 1 . 1-tailed test of proportion with negative critical value 2 . 2-tailed test of mean with both negative and
Match problems to procedures.
Answer
1. 1-tailed test of proportion with negative critical value
2. 2-tailed test of mean with both negative and positive critical
3. 1-tailed test of mean with negative critical values
4. 1-tailed test of paired-data with positive critical value
5. 2-tailed test of means of 2 independent populations
Questions
1)Rin times (msec)of a new phone app developed by GotYourGP and
competitor
weTrackyou.inc. are logged in a data file. At = 0.05, are the run times of
GotYourGP and WeTrackYou.inc Comparable?
2)Testing that a gasoline additive increases mileage, we compute mpg with
Additive minus mpg without additive for each car. If the mean of the differences is
positive enough, action will be required to implement the additive
3) An effective vaccine would reduce the proportion of exposed persons
Contacting a disease. A pharmaceutical company wants to test the
Effectiveness of the new vaccine in preventing a certain disease. It is expected that 40% unvaccinated exposed people will contract the disease. A group of 48 exposed
persons volunteered to be vaccinated. Later, two of the volunteers contracted the
disease. Test H0: 0.40 (vaccine ineffective) at = 0.01.
4)Test size C battery mean life is at least 25 hours.
5) Given weights of 31, 29, 26, 33, 40, 28, 30, and 25, at = 0.05 test that the population mean is 35.
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started