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!
Question: The Depantment of Health is concerned that the average percentage mark up on aparticular vitamin product is more than 40%. To test their concern, they sampled 100pharmacies that sell the product, and found that the mean percentage mark-up was 44.1%.
Asume that the population standard deviation of the percentage mark up P is 14.7
a. What is the appropriate test statistic for this test situation? Why ?
b. Conduct an appropriate statistical test at the 19% level of significance todetermine whether the Department of Health''s concern is justified. WhatCorcdlution can be orawn?
c. Compute the p- value for the test in b. and draw the appropriate managementConchusion based an the p-value.
The average gasoline price of one of the major oil companies in Europe has been $1.25 per liter. Recently, the company has undertaken several efficiency measures in order to reduce prices.
You calculate the difference in income as (after incentive plan - before incentive plan). You want to test whether income after the incentive plan is different from income before the incentive plan. What are the hypotheses for this test?
The prices (in dollars) for a sample of roundtrip flights from Chicago, Illinois to Cancun, Mexico are listed. Find the mean, median, mode, range, Q1, Q2, variance, and standard deviation of the flight prices.
Assuming this rate continues, what is the probability that there will be no more than one crash in the next 50,000 flying hours?
What constitutes the chosen ones through which you will derive facts and evidence to support the claims or conclusions propounded by your research problem?
dr. fred reesurch has developed an experimental drug for treating eczema a skin disease. he needs to test it out on
Thirty percent of all customers who enter a store will make a purchase. Suppose that six customers enter the store and that these customers
In a report, use the above information to: Use descriptive statistics to compare the hourly wages of the three education levels. Include appropriate graphs
A neuropsychologist is examining the relationship between two measures of cognitive functioning in a sample of 14 patients being assessed for dementia.
a retired couple has 2450000 in a savings account that earns 2.22 interest compounded quarterly. how much money can
The accompanying data is a subset of the data reported in the article "Synovial Fluid pH, Lactate, Oxygen and Carbon Dioxide Partial Pressure in Various Joint Diseases" (Arthritis and Rheumatism, 1971: 476-477).
How many drivers in the New York City group of 500 had accidents in the last year? Does it appear that higher insurance rates for New York City drivers are justified?
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