Business Data Analysis Exam Solutions
Autor: Bryce Fahringer • February 13, 2017 • Exam • 8,119 Words (33 Pages) • 820 Views
Question One (11 marks)
Match the symbols/expressions on the left with the best descriptions on the right by placing the appropriate letters in the spaces provided. Since there are 3 more descriptions and, therefore, not all descriptions will be assigned to a symbol/expression.
_Y__ A∩B A. the probability of events A or B occurring if A and B
are mutually exclusive
_L__ A│B B. the expected value of X when X has a binomial
distribution
_H__ n! C. used to rename values or categories in a data set
_O__ [pic 1] D. the expected value of a discrete random variable
_S__ P(A)P(B) E. the probability distribution for the number of successes
when a sample is selected with replacement
_A__ P(A) + P(B) F. the sample standard deviation
_T__ AUB G. the probability distribution for the number of successes
when a sample is selected without replacement
_D_ [pic 2] H. the number of ways of ordering n items
_U__ [pic 3] I. the probability that event A does not occur
_J__ P(A)P(B│A) J. the probability that events A and B both occur
...