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 country report claims that the mean monthly expenses for a family of 4 is US$2,500 per month. You believe that the mean cost is more than US$2,500 per month. You randomly selected a sample of 300 families of 4 and found out the mean cost is US$2,750 with a standard deviation of $350. Assuming that the population is normally distributed, test, at the 10% level of significance, whether the report is underestimating the mean monthly expenses for a family of 4, by answering the following:
(a) State the null and alternative hypotheses for the test.(b) Calculate the test statistics.(c) Determine the rejection region(s) for the test.(d) State the conclusion for the test giving reasons for your answer.
post a 150-300-word response to the following discussion question by clicking on reply.can a linear equation and a
The area of a rectangle is 48 square centimeters. If the length of the rectangle is 8 centimeters longer than the width, how wide is the rectangle?
A ball is dropped from a cliff that is 352 feet high. The distance S (in feet) that it falls in t seconds is given by the formula How many seconds (to tenths) will it take for the ball to hit the ground?
you invested $22,000 in two accounts paying 7% and 8% annual interest. If the total interest rate earned for the year was $1740, how much was invested at each rate?
Write each number given in as a decimal numeral.
for a class assignment andrew is trying to find a general equation for the nth derivative of fx 2xex and he comes up
A postal service will accept packages only if the length plus girth is no more than 114 inches. Assuming that the front face of the package is square, what is the largest volume package that the postal service will accept?
Find the maximum margin separating hyperplane by solving the dual lagrangian constrained optimization problem. What is the value of the margin?
Determine dz/dt when z=xln(x+10y) x=sint y=cost multivariable calculus
Find a linear equation using the following information
Find a linear function for the cost, C , of waste collection as a function of the number of kilograms of waste, w.
What is the probability that exactly 1 out of 10 cars experience a breakdown if the probability of a breakdown is 30%?
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