Entries by Grace Njeri

How does your answer change if NEWS is concerned with short-term profit margins?

November 19, 2018 in /by

Statistics Paper , Order, or Assignment Requirements NEWS has decided to purchase a new parcel of land in order to expand operations into a brand-new facility and retake the competitive advantage. The Amortization Schedule below has been generated for your use in this assignment and in future professional/personal endeavors. NOTE: Payment is calculated by using […]

 

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Then find E(X) showing all the steps.

November 19, 2018 in /by

Statistics Paper , Order, or Assignment Requirements To find the mean for a random variable we multiply each possibility by its probability and then we add them together. The symbol for the mean of a random variable is E(X), pronounced ″E of x″ the short way and ″Expected Value″ the long way. Like this: X […]

 

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Consider body mass index BMI (bmi) as a continuous variable. Use hours of watching television or playing computer games (AverageDailyTVGames) in hours per day as a continuous variable to predict BMI.

November 19, 2018 in /by

Biostatistics Paper , Order, or Assignment Requirements Assignment Questions The answers to questions 1-3 must include what data you used (inclusion / exclusion) and selection of appropriate statistical measures and why, an appropriate presentation of the data in a graph and / or table, statements about assumption testing, and an appropriate conclusion based on a […]

 

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Calculate the probability that a flight will depart early or on-time.

November 19, 2018 in /by

Statistics Paper , Order, or Assignment Requirements Description All fields that work with data must be able to correctly and effectively describe the data. This assignment will give you the opportunity to determine the best way to approach a data set and choose the appropriate measure of center and variation as well as the best […]

 

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Which of these data sets has a higher mean? Higher median? Higher standard deviation?

November 19, 2018 in /by

Statistics A3 Paper , Order, or Assignment Requirements 3.1 Which of these data sets has a higher mean? Higher median? Higher standard deviation? (Do not do any calculations. Just look at the data.) 3.2 Which of these data sets has a higher mean? Higher median? Higher standard deviation? (Do not do any calculations. Just look […]

 

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Define descriptive statistics and discuss at least two examples of descriptive statistics.

November 19, 2018 in /by

Descriptive and Inferential Statistics Applications Presentation Paper , Order, or Assignment Requirements Descriptive and Inferential Statistics Applications Presentation Create a 10- to 15-slide Microsoft® PowerPoint® presentation on descriptive and inferential statistics. The course instructor will assign a different data set to each Learning Team. All data sets are available on the student website. the data […]

 

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What is the most efficient study to test whether the drug reduces diastolic blood pressure?

November 19, 2018 in /by

Biostatistics questions Paper , Order, or Assignment Requirements A study is conducted to test a new drug claimed to reduce diastolic blood pressure in adults with a history of coronary heart disease. What is the most efficient study to test whether the drug reduces diastolic blood pressure? Justify your answer. An investigator wants to test […]

 

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Find the probability that the rat dies by poison.

November 19, 2018 in /by

Mathematical statistics- Statistical inference Paper , Order, or Assignment Requirements Problem 3. Consider the maze shown below. There are three cells (Cell 1, Cell 2, and Cell 3) and two deadly (quite permanent) outcomes (Death By Poison, and the dreaded Death By Guillotine). A rat is initially placed in cell 1. When the rat enters […]

 

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Compute descriptive statistics (5-number summary, mean, mode, range and standard deviation) for each variable along with an explanation of what the descriptive statistics tell us about the variable.

November 19, 2018 in /by

Statistics Springdale Shopping Survey Paper , Order, or Assignment Requirements Option 1: Springdale Shopping Survey Instructions The major shopping areas in the community of Springdale include Springdale Mall, West Mall, and the downtown area on Main Street. A telephone survey has been conducted to identify strengths and weaknesses of these areas and to find out […]

 

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