Entries by Grace Njeri

Construct the operating characteristic curve for the final product sampling by the consumer. Show how this is related to the supplier operating characteristic curve. Also, construct a plot that shows the expected (gain or loss) incurred by the consumer as a function of the proportion defective from the supplier.

November 20, 2018 in /by

Statistics graduate level Paper, Order, or Assignment Requirements UNT College of Engineering Department of Engineering Technology Lab Created by Dr. Anaya OPERATING CHARACTERISTICS CURVES COST ANALYSIS PRODUCER SCENARIO 1) Assume you are the producer. You send a truckload of 10,000 cans to company X with proportion defective p=0.05. Each can sold yields a profit of […]

 

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Calculate the final probabilities of the four possible junk–keyword outcome combinations, i.e. the probability of an email being ”junk” and containing the ”offer” word, ”non-junk” and containing the ”offer” word etc.

November 20, 2018 in /by

STATISTICS Paper, Order, or Assignment Requirements Use correct probability notation in your responses to all questions. Marks are awarded for presentation including correct notation. Correct probability notation implies statements such as: P(X<5) = 0.1, P(5<X<10) = 0.65 etc, Use the probability notation and do not substitute it with words. Questions 1 Junk email A systems […]

 

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What value of a correlation coefficient indicates that there is a perfect positive relationship between the dependent variable, y, and the independent variable, x?

November 20, 2018 in /by

Statistics problems must post data Paper, Order, or Assignment Requirements Scenario 1: General Questions- Answer the following multiple choice questions (1-10). Type out your answer in the space provided, include both the letter and the selection. As the length of the confidence interval for the population mean increases, the degree of confidence in the interval’s […]

 

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What would the standard deviation of the sampling distribution of the proportion of smart phone users be?

November 20, 2018 in /by

Statistics Questions Paper, Order, or Assignment Requirements 10 statistics questions. See attached document. Chapter 10, Module 6 Question 1 is ONLY used to help solve question 3 Question 9 is ONLY used to help solve question 10 Question 31 is ONLY used to help solve question 32 An investment website can tell what devices are […]

 

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Find the least squares prediction equation where the sales is the dependent variable and the amount of investments in TV, radio, print, and other type of advertisements as the independent variables

November 20, 2018 in /by

Statistics Paper, Order, or Assignment Requirements Cleveland Clothing Store is interested in investing in advertising to increase their sales. They consider 4 different channels of advertisement: TV, radio, print, and other (i.e. social media). They want to find the relationship between the amount spent in each advertisement type and the sales amount.They take measurements for […]

 

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Draw a multistage cluster sampling of high schools in the United States.

November 20, 2018 in /by

Read More Statistics Paper, Order, or Assignment Requirements Draw a multistage cluster sampling of high schools in the United States. Have the first stage be the choosing of 5 U.S. states randomly, have the second stage be 3 counties within the 5 states chosen, and have the third stage be 2 high schools within the […]

 

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Calculate the Standard Deviation and variance.

November 20, 2018 in /by

Statistics Paper, Order, or Assignment Requirements show your calculation in details and represent the whole answers in one word file and provide me with the excel sheet separately also. Answer the following, showing your full work, formulas and calculations: Question Number 1: Convert these values: …(6marks, 2 for each part) 5m to mille. 420g to […]

 

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What are your conclusions? Are men on Match.com statistically shorter than the average male?

November 20, 2018 in /by

Statistics Paper, Order, or Assignment Requirements For our assignment this week, we will test the claim that men with profiles on Match.com are shorter than the average height for all men in the United States. A sample of 71 males was chosen by recording the heights of every 18th male between the ages of 30 […]

 

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Find the correlation coefficient. Is it significant?

November 20, 2018 in /by

STATISTICS Paper, Order, or Assignment Requirements Below is the life expectancy for an individual born in the United States in certain years. (Source: National Center for Health Statistics) Year of Birth Life Expectancy 1930 59.7 1940 62.9 1950 70.2 1965 69.7 1973 71.4 1982 74.5 1987 75 1992 75.7 Using the table above, answer the […]

 

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