BUS 308 Ashford Week 2 Quiz

Topics: Random variable, Probability theory, Event Pages: 2 (420 words) Published: November 2, 2014

This archive file of BUS 308 Week 2 Quiz shows the solutions to the following problems: 1. Question : In a statistical study, the random variable X = 1, if the house is colonial, and X = 0 if the house is not colonial, then it can be stated that the random variable is continuous. True

False
2. Question : The set of all possible experimental outcomes is called a(n) sample space.
event.
experiment.
probability.
3. Question : If two events are independent, then the probability of their intersection is represented by: P(A ? B) = P(A) + P(B)
P(A ? B) = 0
P(A ? B) = P(A) * P(B)
P(A ? B) = P(A) - P(B)
P(A ? B) = P(A) * P(A | B)
4. Question : A(n) __________ is a measure of the chance that an uncertain event will occur. experiment
sample space
probability
complement
population
5. Question : The price-to-earning ratio for firms in a given industry is distributed according to normal distribution. In this industry, a firm with a Z value equal to 1 has an above average price-to-earning ratio.

has a below average price-to-earnings ratio.
has an average price-to-earnings ratio.
may have an above average or below average price-to-earnings ratio. 6. Question : The expected value of a discrete random variable is: ?x p(x)
n ?p ?q
?(x -
Business - General Business
Week One Quiz. Complete the quiz on the assigned readings for the week

If you are hesitating to choose a major, take a few classes in different areas of study. That way you will get exposed to each, which should make choosing much easier. In addition, once you decide on a major, it may be that you have acquired enough course credit in another field to also earn a minor.

This archive file of BUS 308 Week 2 Quiz shows the solutions to the following problems: 1. Question : In a statistical study, the random variable X = 1, if the house is colonial, and X = 0 if ...

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