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!
A large cross sectional study reports mutually adjusted odds ratios for associations between waist size, age and sex and the presence of diabetes, as shown in the table below. The study also reports that there was no evidence that the effect of waist circumference on diabetes varied with age or sex, i.e. there was no evidence of statistical interaction or effect modification. What is the odds ratio for diabetes in a man aged 65 compared with a woman aged 60 (both have the same waist circumference)?
Explanatory Variable - Adjusted Odds Ratio (95% Confidence Interval)Waist (per cm) 1.05 (1.02,1.07) p0.006Male Sex 0.75 (0.65, 0.99) p0.001Age (per year) 1.10 (1.07, 1.12) p<0.001
Use 0.01 significance level to test the claim that the selection process is biased against Mexican-Americans. What is the mean and standard deviation for the numbers of Mexican Americans?
Rolling a die Simulate 36 rolls of a fair die. Give the relative frequency and the corresponding theoretical probability of each of the outcomes and compare them.
Based on this survey, what conclusions can you reach about the use of the Internet at work.
Which of the following statements isn't a property of the normal probability distribution? Please explain briefly why
Discuss how to perform a test of hypothesis to determine whether the variances of two populations are equal. Include a discusssion of why the larger sample variance is placed in the numerator in the Test Statistic for comparing two variances.
A box of 200 bolts of it known that 2% of such bolts are expected to be defective.(you may take the distribution to be poission; e-4=0.0183).
Find the probability that the age of a randomly selected CEO will be between 56-57 y/o. (round to 4th decimal) The probability a randomly selected CEO will be between 56-57 y/o is?
What is meant by an independent sample? What is a related sample? When should researchers use different hypothesis tests for independent and related samples?
Assume that, among residents of a large Florida subdivision, the population mean age is 65 years old, the population standard deviation is 2 years, and that the age variable is distributed normally.
Test the claim that the proportion of the people reporting imporvement was higher amoung the experimental treatment group than the control treatment. use z= 1.96.
Harry and Melissa Jacobson produce handcrafted furniture in a workshop on their farm. They have obtained a load of 600 board feet of birch from a neighbour and are preparation to produce round kitchen tables and ladder-back chairs during the next ..
Find out the mean number of letters that will arrive in two days.
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