In a game called Taxation and Evasion, a player rolls a pair of dice. If, on any turn, the
sum is 7, 11, or 12, the player gets audited. Otherwise, she avoids taxes. Suppose a
player takes 5 turns at rolling the dice. The probability that she does not get audited is
________.
TABLE 5-7
There are two houses with almost identical characteristics available for investment in
two different neighborhoods with drastically different demographic composition. The
anticipated gain in value when the houses are sold in 10 years has the following
probability distribution:
Referring to Table 5-7, if you can invest half of your money on the house in
neighborhood A and the remaining on the house in neighborhood B, what is the
portfolio expected return of your investment?
TABLE 4-6
At a Texas college, 60% of the students are from the southern part of the state, 30% are
from the northern part of the state, and the remaining 10% are from out-of-state. All
students must take and pass an Entry
Referring to Table 4-6, if a randomly selected student has not passed the ELM, the
probability that the student is not from northern Texas is ________.
The amount of time necessary for assembly line workers to complete a product is a
normal variable with a mean of 15 minutes and a standard deviation of 2 minutes. The
probability is ________ that a product is assembled in more than 11 minutes.
Referring to Table 14-10, the estimated mean change in insurance
premiums for every 2 additional tickets received is ________.
TABLE 14-10
You worked as an intern at We Always Win Car Insurance Company
last summer. You notice that individual car insurance premiums
depend very much on the age of the individual and the number of
traffic tickets received by the individual. You performed a regression
analysis in EXCEL and obtained the following partial information:
TABLE 4-7
The next state lottery will have the following payoffs possible with their associated
probabilities.
You buy a single ticket.
Referring to Table 4-7, if you have a winning ticket, the probability that you win at least
$100.00 is ________.