Exam (elaborations)
MSIS 3223 Data Analytics Oklahoma state Questions With Complete Solutions
- Module
- Institution
MSIS 3223 Data Analytics Oklahoma state Questions With Complete Solutions
[Show more]
Seller
Follow
Classroom
Reviews received
Content preview
MSIS 3223 Data Analytics Oklahoma state Questions WithComplete Solutions
binomial distribution Correct Answer the probability
distribution of a random variable with two possible outcomes,
each with a constant probability of occurrence is referred to
Bernoulli distribution. Can assume different shapes and amounts
of skewness.
Classical Definition of Probability Correct Answer If the
process that generates the outcome is known, probabilities can
be deduced from theoretical arguments.
Continuous random variable Correct Answer Outcomes of one
or more continuous variables of real numbers.
cyclical Correct Answer describes ups and downs over a much
longer time frame, such as years
Delphi Method Correct Answer popular judgement approach
where a panel of experts are used to respond to questions. this is
to create unbiased and convergence of opinions
Excel's regression tool Correct Answer can be used for simple
or multiple linear regressions. Range of dependent variables can
be specified , labels can be used, and can force the intercept to 0
Expected Value Correct Answer random variable corresponds
to the notion of the mean.
, exponential functions Correct Answer have the property that y
rises or falls at a constantly increasing rate. remember
exponential growth or decay
Features of normal distribution Correct Answer Symmetric,
skewness of zero, mean median and mode are all equal.
Historical analogy Correct Answer qualitative and judgmental
techniques rely on experience and intuition. Necessary when
historical data is not available. Compares to previous situations
How to compute the variance of the discrete random variable
Correct Answer weighted average of the squared deviations
from the expected value. this is the common measure of
dispersion
index Correct Answer indicators are often combined
quantitatively into an index, a single measure that weights
multiple indicators, providing a measure of overall expectation.
shows a better picture of direction of change
Interaction Correct Answer in regression, interaction occurs
when the effect of one variable is dependent on another variable
linear functions Correct Answer shows increases and decreases
over a range of x. simplest type of function
logarithmic function Correct Answer used when the rate of
change is a variable increases or decreases quickly and then
levels out, such as diminishing returns to scale.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Classroom. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £8.97. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
78252 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy revision notes and other study material for 14 years now