Mathematics, 17.07.2020 05:01, Rosalycarlite5358
The average life a manufacturer's blender is 5 years, with a standard deviation of 1 year. Assuming that the lives of these blenders follow approximately a normal distribution, find the probability that the mean life a random sample of 9 such blenders falls between 4.5 and 5.1 years.
Answers: 2
Mathematics, 21.06.2019 21:30, xxaurorabluexx
Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis. y = 7ex, y = 7e^-x, x = 1; about the y-axis
Answers: 2
Mathematics, 22.06.2019 02:20, officialrogerfp3gf2s
Two researchers are attempting to create a new psychotherapy protocol that more reduces panic attacks. they believe that they have succeeded and are now in the clinical trial period of their protocol's development. they are working with several cohort groups, some of which have been through the new protocol, while others have done the standard protocol currently recommended. if these researchers are interested in evaluating the difference in the percentage of test subjects who successfully decreased their panic attacks in 2 months on the new protocol versus the percentage of test subjects who successfully decreased their panic attacks in 2 months with the traditional protocol, which of the following statistical tests would be most appropriate? a. analysis of variance (anova) b. correlation c. chi-square test d. paired t-test e. independent t-test
Answers: 2
Mathematics, 22.06.2019 05:30, markcardenas2756
Which equation has a constant of proportionality equal to 9
Answers: 2
Mathematics, 22.06.2019 05:50, gabelawson6996
Mia spent 30 minutes answering the math questions on the exam. this was 1/4 of the total amount of time allotted for this section of the exam. to determine the total amount of time allotted for this section of the exam, mia set up and solved the equation as shown below. which best describes the error that mia made when solving the equation?
Answers: 1
The average life a manufacturer's blender is 5 years, with a standard deviation of 1 year. Assuming...
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