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STAT 200 Fall 2012 OL4
STAT 200 Fall 2012 OL4 (due 11/11)
What is the level of measurement for each of the following:
Final grades in this class
Grade points Average (GPA)
Weights of newborn babies
Pounds
Seasons of the year
Ordinal measure (1-spring, 2-summer etc.)
Boiling temperatures of different liquids
Fahrenheit
Types of sampling used
I collect data ...
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HOUSE PRICES AND ECONOMY
House Prices and Economy
House Prices and Economy
Introduction
A dramatic increase in demand created the housing bubble, as banks and other institutions lowered lending standards in an attempt to boost revenue. Banks increased lending activity by diversifying risk through secondary market transactions, including the packaging and sale ...
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Public perception toward police
Despite the Fact that the theory that there is no relation between the amount of police and crime rates has been disproved time and again, the dominant liberal media continue to present these notions because they concur with their own anti-police prejudice. Unless police engage the ...
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PROBABILITY
Statistic Problems - Probability
Statistic Problems - Probability
Answer No. 1
Probability of winning ticket will be greater than 7
=
20
=
0.741
27
Answer No. 2
Data
Probability of Second Home
Probability of Not having the second home
0.31
0.69
Probability of Income over 100000 euros
Probability of not having income over 100000 euros
0.21
0.79
Probability of second home and income
Probability of not having ...
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MOVING AVERAGE
Moving Average
Moving Average
Moving averages is probably one of the simplest and most popular indicators in technical analysis including supply chain. Moving averages show the average price at a given point of time over a period of time. The moving average, however, is a lagging indicator, therefore does not ...
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THE NEVADA GAMING
The Nevada Gaming Case
The Nevada Gaming Case
Recognition of the statistical problems in the case
After reviewing the case study thoroughly, we have recognized that the company was trying to analyze the changes in the performance levels of the employees after handing over the computer systems. For this statistical ...
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SURVEY RESPONSES
Survey Responses
Survey Responses
Introduction
Imprisonment can be considered the final stage of criminal proceedings, starting point of which is a crime and that includes the investigation, detention of suspects, trial and sentencing. Treatment of offenders in the criminal justice system determined the number of prisoners, which in turn ...
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ONE WAY ANOVA
One Way Anova
One Way Anova
Introduction
One-way ANOVA is used to compare means from at least three groups from one variable. The null hypothesis is that all the population group means are equal versus the alternative that at least one of the population means differs from the others. ...
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BUSINESS STATISTICS
Business Statistics - Math
Business Statistics - Math
Week 11: Case
A leading company chemically treats its product before packaging. The company monitors the weight of product per hour that each machine treats. A simple random sample of 25 one hour periods from one machine was taken.
Can the company conclude that the ...
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RESEARCH METHODS IN PUBLIC HEALTH
Research Methods in Public Health
Research Methods in Public Health
Question 1
By looking at the case study we can say that chickenpox which is a viral infection in which a person develops extremely itchy blisters all over the body. It used to be one of the ...