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!
Q1) Childhood participation in sports, cultural groups, and youth groups seems to be related to improved self-esteem for adolescents (McGee, Williams, Howden-chapman, Martin, & Kawachi, 2006). In representative study sample of n=100 adolescents with history of group participation is given standardized self-esteem questionnaire. For general population of adolescents, score on this questionnaire form normal distribution with mean of µ = 40 and a standard deviation of σ =12. Sample of group participation adolescents had average of M = 43.84. Does this sample give sufficient evidence to conclude that self-esteem scores for group-participation adolescents are significantly different from those of general population? Use two-tailed test with α = .01.
The CEO of the business has nothing better to do wheras measured the temperatures of 26 department managers 1 to 4 times every day to get a total of 123 measurements.
To find out the test statistics utilizing chi square method. A professional bowler has been having trouble 'hitting the pocket' in order to get strikes.
Sketch the areas under the standard normal curve over the indicated intervals, and find the specified areas.
Are number of toilet breaks and amount of beverage consumed related? Describe how? Provide the value of statistic and probability value.
If the observed value is 4, the expected value is 5, and the standard error is 4, then the test value used for the z test is equal to
Find the alternative would be chosen according to expected value and utility.
The lifetime of a light bulb is an Exponential RV with a mean of 800 hours. Let L represent the time (in hours) that one randomly selected light bulb will burn. What is the possibility the light bulb burns for more than 1000 hours.
Using the z table in Table E of Appendix C, what are the critical values for a two-tailed test when a = 0.03 .
Calculate the range, variance, and standard deviation for these sample data.
What is Excel formula in B9 giving first value of coefficient in the objective function?
Estimate and interpret the p-value of the calculated test statistic.
Select a US citizen and a citizen of China at random, independently of one another. Determine the probability that both have type O blood?
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