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!
The following data represent the costs (in dollars) of a sample of 30 postal mailings by a company.
3.67
2.75
9.15
5.11
3.32
2.09
1.83
10.94
1.93
3.89
7.20
2.78
6.72
7.80
5.47
4.15
3.55
3.53
3.34
4.95
5.42
8.64
4.84
4.10
5.10
6.45
4.65
1.97
2.84
3.21
Using dollars as a stem and cents as a leaf, construct a stem-and-leaf plot of the data.
Only two doctors would make a diagnosis on patients coming into the same STD clinic for gonorrhea. The probability of the two doctors making a diagnosis of gonorrhea is (independent, dependent, synergistic, cannot tell).
Conditions to perform inference in regression
Given below is the rate of return for one year (reported in percent) for the sample of 12 mutual funds. Using .05 significance level is it sensible to conclude that mean rate of return is more than 4.50 percent?
Of those mountain climbers who attempt mt. McKinley, only 60% reach the summit. In a random sample of 14 mountain climbers who are going to attempt mt. McKinley, what is the probability of each of the following?
Give an example of two variables that probably have a significant linear correlation coefficient, but one variable does not necessarily cause the other.
1. develop numerical summaries of the data2. use regression analysis to develop an estimated regression equation that
An analysis of variance was used to evaluate the mean differences from a repeated-measures research study. The results were reported as F(3,24)=6.40.
Use Excel and determine the number of each type of person that will be needed to complete the job within the allotted time and at minimum cost.
What is the value of the slope of the least squares regression line for these data? Round your answer to at least four decimal places.
Suppose the mean cannot be adjusted but the standard deviation can be reduced. What maximum value of the standard deviation would make 90% of the parts acceptable to the consumer? (Assume the mean to be 1.012)
What is the probability that a randomly-selected truck travels between 30 and 60 thousand kilometres in one year. Standard deviation of 12.0 thousand kilometres.
Perform the indicated test of hypothesis. HO: M 7, given x= 0.01, N=25, Xbar = 7.019 and SD is =.1681. Assume the sample is selected from a normally distributed population.
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