MSIS 3223 Data Analytics Okstate Exam Questions and Answers Fully Solved
2 views 0 purchase
Course
MSIS 3223 Data Analytics Okstate
Institution
MSIS 3223 Data Analytics Okstate
Classical Definition of Probability - ANSWER-If the process that generates the outcome is known, probabilities can be deduced from theoretical arguments.
Relative Frequency Definition - ANSWER-Based on empirical data. The probability that an outcome will occur is simply the relative frequency as...
MSIS 3223 Data Analytics Okstate Exam
Questions and Answers Fully Solved
Classical Definition of Probability - ANSWER-If the process that generates the outcome
is known, probabilities can be deduced from theoretical arguments.
Relative Frequency Definition - ANSWER-Based on empirical data. The probability that
an outcome will occur is simply the relative frequency associated with that outcome.
Subjective Definition - ANSWER-Based on judgement and experience as sport experts
might predict at the start of the football season
Random Variable - ANSWER-Numerical description of the outcome of an experiment
Expected Value - ANSWER-random variable corresponds to the notion of the mean.
How to compute the variance of the discrete random variable - ANSWER-weighted
average of the squared deviations from the expected value. this is the common
measure of dispersion
Variance measure - ANSWER-the higher the variance, the higher the uncertainty of the
outcome
binomial distribution - 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.
Normal distrubution - ANSWER-most important distribution in statistics. Continuous
distribution that resembles the bell shaped curve.
Features of normal distribution - ANSWER-Symmetric, skewness of zero, mean median
and mode are all equal.
Probability Density Functions - ANSWER-the distribution that characterizes outcomes of
a continuous random variable.
Continuous random variable - ANSWER-Outcomes of one or more continuous variables
of real numbers.
Properties of probability density functions - ANSWER-must lie at or above x-axis
total area above the x-axis is 1
for continuous random variable there are infinite values
P is the are under the density function
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 or Stuvia-credit 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 IMORA. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.99. You're not tied to anything after your purchase.
