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MSIS 3223 - Exam 2 (Chapters 5-9)Accurate 100% $12.99   Add to cart

Exam (elaborations)

MSIS 3223 - Exam 2 (Chapters 5-9)Accurate 100%

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  • MSIS 3223 -

T/F: Probability is the likelihood that an outcome occurs. - ANSWERTrue. T/F: The union of two events contains all outcomes that belong to either the two events. - ANSWERTrue. T/F: Conditional probability is the probability of occurrence of one event 'A' given that another event 'B' is known ...

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  • November 2, 2024
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  • MSIS 3223 -
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MSIS 3223 - Exam 2 (Chapters 5-
9)Accurate 100%

T/F: Probability is the likelihood that an outcome occurs. - ANSWERTrue.



T/F: The union of two events contains all outcomes that belong to either the two events. -
ANSWERTrue.



T/F: Conditional probability is the probability of occurrence of one event 'A' given that another event
'B' is known to be true or has already occurred. - ANSWERTrue.



T/F: A probability distribution is the characterization of the possible values that a random variable
may assume along with the probability of assuming these values. - ANSWERTrue.



T/F: The normal distribution is a continuous distribution that is described by the familiar bell-shaped
curve and is perhaps the most important distribution used in statistics. - ANSWERTrue.



T/F: The triangular distribution is defined by the three parameters: the mean, median, and mode. -
ANSWERFalse.



T/F: Higher variance implies low uncertainty. - ANSWERFalse.



T/F: A random variable is a numerical description of the outcome of an experiment. - ANSWERTrue.



T/F: The expected value of a random variable corresponds to the notion of the median for a sample. -
ANSWERFalse.



T/F: In Normal Distributions, Mean = Median = Mode - ANSWERTrue.



T/F: Excel's Trendline feature cannot be used in modeling trends which include time variables. -
ANSWERFalse.

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