A histogram with only one peak ________. (Points : 2) does not have a mode valueis unimodal

Question 1.1. A histogram with only one peak ________. (Points : 2)
does not have a mode valueis unimodal

is bimodal

Check your essay before you submit. See exactly what your professor sees.

See your AI and plagiarism results before your instructor does.Get the exact same report your professor uses. Trusted by 50,000+ students worldwide.

Get Plagiarism Report Humanize My Essay

has a high degree of kurtosis
Question 2.2. Which of the following can be used to represent dispersion in a data set? (Points : 2)
proportion rangemode

median
Question 3.3. Outcomes such as customer satisfaction and dissatisfaction, complaints and complaint resolution, and customer perceived value would be considered ________ outcomes. (Points : 2)
customer-focused

workforce-focused

product and process
leadership and governance
Question 4.4. Any metric involving time, volume, weight, or dollars would be classified as a(n) ________ metric. (Points : 2)
discrete

ordinal

continuous

binomial
Question 5.5. Zip code would be an example of ________ data. (Points : 2)
ordinal

interval

nominal

ratio
Question 6.6. A metric that is derived from counting something is called a(n) ________ metric. (Points : 2)
continuous

nominal

discrete

ordinal
Question 7.7. The midrange for a data set containing all the values between 50 and 67 is ________. (Points : 2)
67

58.5

50

-17
Question 8.8. An example of ratio data would be ________. (Points : 2)
classifying students by college majors

rating a book as poor, good, or very good

organizing material costs by cost per unit

classifying stores by sales in dollars
Question 9.9. 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 student uses more than 580 minutes? (Points : 2)
0.152

0.0548

0.848

0.903
Question 10.10. Suppose that 10 golfers enter a tournament and that their respective skill levels are approximately the same. Six of the entrants are female and two of those are older than 40 years old. Three of the men are older than 40 years old. What is the probability that the winner will be a female who is older than 40 years old? (Points : 2)
0.000

0.198

0.200

0.900
Question 11.11. A conditional probability P(B|A) is equal to its marginal probability P(B) if (Points : 2)
it is a joint probability.

statistical dependence exists.

statistical independence exists.

the events are mutually exclusive.
Question 12.12. Suppose that, historically, April has experienced rain and a temperature between 35 and 50 degrees on 20 days. Also, historically, the month of April has had a temperature between 35 and 50 degrees on 25 days. You have scheduled a golf tournament for April 12. If the temperature is between 35 and 50 degrees on that day, what will be the probability that the players will get wet? (Points : 2)
0.333

0.667

0.800

1.000
Question 13.13. 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). What is the probability that the average price per square foot for a home is greater than $110? (Points : 2)
0

0.023

0.841

0.977
Question 14.14. The equation P(A|B) = P(AB)/P(B) is (Points : 2)
the marginal probability.

the formula for a conditional probability.

the formula for a joint probability.

only relevant when events A and B are collectively exhaustive.
Question 15.15. 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 the probability that it will take less than 40 minutes? (Points : 2)
0.50

0.20

0.80

1.00
Question 16.16. If two events are mutually exclusive, then (Points : 2)
their probabilities can be added.

the joint probability is equal to 0.

if one occurs, the other cannot occur.

All of the above
Question 17.17. Which of the following is a subjective sampling method? (Points : 2)
cluster sampling

judgment sampling

systematic sampling

stratified sampling
Question 18.18. The margin of error used in a confidence interval is found by ________. (Points : 2)
multiplying the standard error by zα/2

multiplying the population standard deviation and the sample size

dividing the population standard deviation by the sample size

multiplying the level of confidence and the standard error
Question 19.19. The standard error of the mean is ________. (Points : 2)
the variance of the sampling distribution of the mean

the standard deviation of the sampling distribution of the mean

the range of the sampling distribution of the mean

the mean of the sampling distribution of the standard deviations