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time series
Given in chart: Salary $57,000, $18,000, $12,000 etc. What is the variable scale and unit
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Quantitative, ratio, and dollars
Question about chart. If "2015" is in bold, then requires calculation part of the ______
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Marginal distribution by year
Question about chart. If "Stay Home Parent..... 2005" are in bold, then requires
calculation part of the ______
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Marginal distribution by response to the question
Which of the following in not an assumption which one checks when calculating
coorelation
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Homoscedasticity
______________ results in each predicted y tending to be closer to its mean that the
corresponding x was.
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Regression to the mean
,Correlation coef. when looking at summary output chart is going to be next to
___________ and is __________
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"multiple R" and is negative
Ratio
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Height.
Has true zero.
Reduce measurment error
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Pilot testing
TEST 2 STARTS HERE
The measure of center which is most resistant (least sensitive) to outliers is
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, The median
The edelman prize competition (Bell 2013) which has been run every year since 1982
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Provides a view of the evolution of the practice of analytics that can be
used as a guide to the teaching of analytics
A description that describes a need for further prediction, says "expect to pay", and
involves future thinking.... you might expect that the request is concerning a focus on
what type of thinking?
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Extapolation
According to Bell, % of online help-wanted ads
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46%
According to OFloinn, a basic rule of statistical inference is
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