Quantitative Analysis for Management Render Stair 11th Edition Test Bank
112) Which of the following characteristics is not true for the exponential distribution?
A) It is discrete probability distribution.
B) It is also called the negative exponential di
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
133) Arrivals in a university advising office during the week of registration are known to follow a Poisson
distribution with an average of 4 people arriving each hour.
(a) What is t
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
116) Drivers arrive at a toll booth at a rate of 3 per minute during peak traffic periods. The time between
consecutive driver arrivals follows an exponential distribution. What is t
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
141) If two events (A,B) are independent, then the conditional probability of P(A|B) = _.
Answer: P(A)
Diff: 2
Topic: STATISTICALLY INDEPENDENT EVENTS
142) Explain what a discrete ra
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
126) Fast Service Store has maintained daily sales records on the various size "Cool Drink" sales.
"Cool Drink" Price
$0.50
$0.75
$1.00
$1.25
Total
Number Sold
75
120
125
80
400
Assu
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
129) Using the table for finding the areas under normal curves, find the area under a normal curve with a mean of
200 and a standard deviation of 10 between the values of:
(a) 200 to
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
AACSB: Analytic Skills
123) A local "home TV repair service" company has two repairmen who make all of the home repairs. The
company sends Repairman D on 70 percent of all jobs, beca
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
119) A market research study is being conducted to determine if a product modification will be well received by
the public. A total of 1,000 consumers are questioned regarding this p
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
108) Arrivals at a fast-food restaurant follow a Poisson distribution with a mean arrival rate of 16 customers per
hour. What is the probability that in the next hour there will be e
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
104) The time required to travel downtown at 10 a.m. on Monday morning is known to be normally distributed
with a mean of 40 minutes and a standard deviation of 5 minutes. What is th
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
101) The time required to complete a project is normally distributed with a mean of 80 weeks and a standard
deviation of 10 weeks. The construction company must pay a penalty if the
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
98) Data for a particular subdivision near downtown Houston indicate that the average price per square foot for a
home is $100 with a standard deviation of $5 (normally distributed).
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
94) The number of cell phone minutes used by high school seniors follows a normal distribution with a mean of
500 and a standard deviation of 50. What is the probability that a stude
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
90) Historical data indicates that only 20% of cable customers are willing to switch companies. If a binomial
process is assumed, then in a sample of 20 cable customers, what is the
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
86) The number of phone calls coming into a switchboard in the next five minutes will either be 0, 1, 2, 3, 4, 5, or 6.
The probabilities are the same for each of these (1/7). If X i
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
82) A company is considering producing some new Gameboy electronic games. Based on past records,
management believes that there is a 70 percent chance that each of these will be succ
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
79) Which distribution is helpful in testing hypotheses about variances?
A) binomial distribution
B) F distribution
C) normal distribution
D) Poisson distribution
E) exponential dist
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
76) A dry cleaning business offers a pick-up and delivery service for a 10 percent surcharge. Management
believes 60 percent of the existing customers will take advantage of this ser
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
73) A company is considering producing some new Gameboy electronic games. Based on past records,
management believes that there is a 70 percent chance that each of these will be succ
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
67) At a university with 1,000 business majors, there are 200 business students enrolled in an introductory
statistics course. Of these 200, 50 are also enrolled in an introductory a
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
70) A production process is known to produce a particular item in such a way that 5 percent of these are
defective. If two items are randomly selected as they come off the production
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
64) Suppose that when the temperature is between 35 and 50 degrees, it has historically rained 40% of the time.
Also, historically, the month of April has had a temperature between 3
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
61) At a university with 1,000 business majors, there are 200 business students enrolled in an introductory
statistics course. Of these 200 students, 50 are also enrolled in an intro
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
58) A consulting firm has received 2 Super Bowl playoff tickets from one of its clients. To be fair, the firm is
randomly selecting two different employee names to "win" the tickets.
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
50) If P(A) = 0.3, P(B) = 0.2, P(A and B) = 0.0 , what can be said about events A and B?
A) They are independent.
B) They are mutually exclusive.
C) They are posterior probabilities.
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
Topic: STATISTICALLY INDEPENDENT EVENTS
46) The equation P(A|B) = P(AB)/P(B) is
A) the marginal probability.
B) the formula for a conditional probability.
C) the formula for a joint
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
41) The classical method of determining probability is
A) subjective probability.
B) marginal probability.
C) objective probability.
D) joint probability.
E) conditional probability.
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
34) The probability of obtaining specific outcomes in a Bernoulli process is described by the binomial probability
distribution.
Answer: TRUE
Diff: 2
Topic: THE BINOMIAL DISTRIBUTION
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
9) A probability density function is a mathematical way of describing Bayes' theorem.
Answer: FALSE
Diff: 2
Topic: PROBABILITY DISTRIBUTIONS
10) The probability, P, of any event or s
Quantitative Analysis for Management Render Stair 11th Edition Test Bank
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Quantitative Analysis for Management Render Stair