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!
To perform two sample hypothesis testing using normal distribution.
A study was conducted on the annual incomes of corporate trainers in the state of New York in metropolitan areas having a population less than 100,000 and in metropolitan areas having a population over 500,000. Some sample statistics are:
Sample Statistic
Population less than 100K
Population more than 500K
Sample Size
45
60
Sample Mean
$31,290
$31,330
Sample SD
$1,060
$1,900
Test the hypothesis that the annual incomes of corporate trainers in areas of more than 500,000 are significantly more than those in areas of less than 100,000. Use the 5% level of risk.
The standard deviation of grade points was 0.65 and the mean was 2.89. The standard error for the sample was
The American Automobile Association checks the prices of gasoline before many holiday weekends.
Sales manager wishes to award sales representatives who earn the largest commissions a bonus of= $1,000 .He can award bonus to 20% of representatives. Determine cutoff point between those who earn bonus and those who don't?
Using your knowledge of infectious disease epidemiology, quantify the pattern of disease X in this group, i.e., what are the infectivity, pathogenicity, and virulence of disease X?
If a garage is robbed, what is the probability the doors were left open?
Determine a 95 % confidence interval for the iron concentration.
Does drug have significant effect on aggression? Use an alpha level of .05, two tails.
X is a continuous random variable uniformly distributed on [20, 45] that is, the end points c = 20 and d = 45.
Explain which indicate that changes in the concentration of carbon dioxide which cause changes in the global temperature
Use a 5% significance level to test the claim that there appears to be a difference in the effectiveness of the two diets.
The Dean of Students believes that the costs are greater this semester. What is the test value for this hypothesis?
Calculate correlation coefficient for these sample data.
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