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 study compared personality characteristics between 49 children of alcoholics and a control group of 49 children of nonalcoholics who were matched on age and gender. On a measure of well- being, the 49 children of alcoholics had a mean of 26.1 (s=7.2) and the 49 subjects in the control group had a mean of 28.8 (s=6.4). The difference scores between the matched subjects from the two groups had a mean of 2.7 (s=9.7)
A. Construct a 95% confidence interval to compare the population means.
B. Explain what you learn from the confidence interval that you do not learn from significance test.
question 1. select any two qualitative data of your survey. from your qualitative data carry out at least two
Test the claim that the mean age of the prison population in one city is less than 26 years. Sample data are summarized as n = 25, x = 24.4 years, and s = 9.2 years. Use a significance level of α = 0.05.
probability of 0.31 that it is dominant. There is also a probability of 0.22 that a gene is type B and it is dominant. What is the probability that a gene is of type A?
what is the probability of an event? what are mutually exclusive events? what does collectively exhaustive mean?how can
suppose that 12 observations are drawn from a normal population. the observations are 15 912 11 8 12 11 7 15 9 6 and
Can we conclude from this that most workers there earn between $25 and $35 per hour? Is this the right interpretation for the margin of error?
All else being equal, what occurs to your confidence interval when you increase value of alpha?
Through the week ending September 16,2011, tiger woods was the leading money winner on the PGA tour with total earnings of $5,517,777. Of the top 10 money winners, 7 players used a title it's brand golf ball. Suppose that we randomly select 2 of t..
This model is fit to the data using the method of least squares using statistical software, and the following parameter estimates and their standard errors are obtained.
Find the test statistic value for testing the equality of population means of the two samples.
Two boats the prada (Italy) and the oracle (USA) are competing for a spot in the upcoming Americans cup race. They race over a part of the course several times. Below are the sample times in minutes at the .05 significance level.
Construct the 90 percent confidence interval for the proportion of checking account customers who have a Visa card with the bank. (Round your answers to 3 decimal places.)
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