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MSIS 3223 - Nord - Okstate - Exam 2 Questions and Answers 100% Correct $11.49   Add to cart

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MSIS 3223 - Nord - Okstate - Exam 2 Questions and Answers 100% Correct

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MSIS 3223 - Nord - Okstate - Exam 2 Questions and Answers 100% CorrectMSIS 3223 - Nord - Okstate - Exam 2 Questions and Answers 100% CorrectMSIS 3223 - Nord - Okstate - Exam 2 Questions and Answers 100% Correct What is the probability that a respondent is male and prefers arts? - ANSWER-2/15 wh...

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  • October 29, 2024
  • 2
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • MSIS 3223 - Nord - Okstate
  • MSIS 3223 - Nord - Okstate
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MSIS 3223 - Nord - Okstate - Exam 2
Questions and Answers 100% Correct
What is the probability that a respondent is male and prefers arts? - ANSWER-2/15

which of the following is the weighted average of the squared deviations from the
expected value? - ANSWER-variance

which of the following is a continuous random variable? - ANSWER-number of students
in class

which of the following is true about probability density functions? - ANSWER-it
calculates the probability of a random variable lying within a certain interval

which of the following is true of normal distributions? - ANSWER-mean, median, and
mode are all equal

which of the following is true about the classical definition of probability? - ANSWER-if
the process that generates the outcomes is known, probabilities can be deduced from
theoretical arguments.

the _______ of a random variable corresponds to the notion of the mean, or average, of
a sample. - ANSWER-expected value

A regression model that involves a single independent variable is called... - ANSWER-
simple regression

regression models of _________ data focus on predicting the future - ANSWER-time
series

In regression analysis, which of the following is used to determine whether an
independent variable is significant? - ANSWER-P-value

in multiple regression, R Square is referred to as the.... - ANSWER-coefficient of
multiple determination

Which of the following is true of linear functions used in predictive analytical models? -
ANSWER-it is used when there is a steady decrease or increase over a range of a
variable

In modeling relationships and trends, which one is used for cross-sectional data? -
ANSWER-Scatter chart

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