Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Children toilet train (training age normally distributed) at an average of 26 months with a standard deviation of 2 months.
a. how lilely is child to be trained after 30 months?b. What age defines the first 10% of kids to toilet train?c. What ages define the middle 80% of kids toilet training?
Assume that a normal model with a mean 263 days and standard deviation can describe the duration of human pregnancies 12 days. At least how many days should the longest 30% of all pregnancies last?
Here is a two-way table showing enrollment data for full-time undergraduate students in U.S. colleges and universities. The entries are thousands of students:
Let X be a normal distributed random Variable with u=100 and o=10. the probability that X is between 70 and 100 is:
A sample of 46 bars is taken and their mean length is determined to be 51 centimeters with a standard deviation of 3.6 centimeters. Using a .01 significance level, test the retailers claim that the population mean is less than 50 centimeters.
Do you believe that the variance of sales before announcement of increasing price is equal to variance of sales after announcement?
Deriving the regression equation, testing the model fit and obtains confidence interval for estimated values.
Given a simple random sample of men and a simple random sample of women, we want to use a 0.05 significance level to test the claim that the percentage of men who smoke is equal to the percentage of women who smoke.
Given that alarm has just sounded, find out the probability that real emergency situation exists?
A psycologist wants to research whether wearing cologne helps men attract women. What would be null hypothesis in this sturday and what would be the research hypothesis?
For the midcourse PSYC105 test M = 39 (out of 60) and SD = 11.2. What is the deviation score for a person scoring 33 in the test? Complete the formula and show your working and answer.
What is the difference between expected value and mean? In other words, what would be difference between the expected value of something, as opposed to the mean of that something? And how do I know when I should be finding the expected value and n..
How large of a sample should be studied if the standard deviation from a previous study was 26 cents and he wants his estimate to be accurate to within 15 cents?
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd