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Fictitious Statistical Study
Fictitious Statistical Study
Introduction
Crimes have always been the major concern for the US society. Many studies have been done on crimes to gather information of different factors that are responsible for the increase in the crimes. People always appreciates a society without crimes but it should be considered ...
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Statistics
Statistics
Chapter Nine
Problem 1)
H0: p = 0.001
H1: p < 0.001
Problem 2)
Ho: u(is) >= 18.4
Ha: u(is) < 18.4
Problem 3)
You need the test statistic to find the p-value. If you get a p-value that is less than the level of significance of 0.05, then that will tell you to reject the ...
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Independent-Samples T Test
Independent-Samples T Test
Introduction
In Howell (1958), there are various conditions where this test was used and could be used. The two different groups could be made in terms of gender variations, grades variations etc. In this study the main purpose of using the independent samples t ...
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Correlation Test
Correlation Test
Introduction
Howell (1985) will focus on the correlation between two or more variables. We have taken the data on the level of IQ and ADD scores between different groups so correlation will be showing the severity of the relationship between different groups or even between males and ...
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Financial Management
Financial Management
Introduction
This assignment enable student use their statistical tools understanding in finding out the use of various statistical tools in different situations as referred in the questions. The answers of question related to the standard deviation, correlation and coefficient variance are given below.
Solutions
7-5
a. According to Brase, (2011) the ...
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Quantitative Method
Quantitative Method
Detecting Multicollinearity
The process or presence of multicollinearity is a situation that occurs in a regression which presents a strong correlation between explanatory variables. The strong correlation between explained and explanatory variable shows a highly significant model but it becomes completely opposite when it comes to explanatory variables. ...
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ASSIGNMENT
Module 3: Assignment
Module 3: Assignment
Question 1
J =
J =
Now at x1 = 5 and x2 = 3, we get
J = ……………(a)
JT = ……………(b)
Now, Cy = J.Cx.JT
Now solving E.q. (a) and (b), we get
Cy =
Hence, the co - variance matrix Cy for y's is y1 = 11.6875 and for y2 ...
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Evidence-Based Nursing: Clarifying the Concepts for Nurses in Practice
Evidence-Based Nursing: Clarifying the Concepts for Nurses in Practice
Introduction
Evidence based nursing relates to evidence based healthcare practice that helps the nurses to make it certain that they are capable to offer the intense level of care to the patients by acknowledging the ...
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MANAGEMENT FINANCE AND SCIENCE
Management Finance and Science
Management Finance and Science
Answer No. 1
Area
P
Q
Arithmetic mean
£ 190,000
£ 180,000
Mode
£ 210,000
£ 175,000
Median
£ 195,000
£ 190,000
Standard deviation
£ 10,000
£ 80,000
Sample size (number of houses)
100
144
(a)
The arithmetic mean is the sum of the values of the variable divided by the number of individuals. The mode is simply the most frequent ...
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Petrol Retail Pricing
Petrol Retail Pricing
Petrol Retail Pricing
Introduction
Price is economically a pre-determined payment for certain services and even sometimes also described as the costs that must be transferred for the acquisition. Initially information rates about the fuel prices are a parameter that lets you specify the amount ...