Exam 13: Glossary
Exam 1: The Nature of Probability and Statistics54 Questions
Exam 2: Frequency Distributions and Graphs83 Questions
Exam 3: Data Description101 Questions
Exam 4: Discrete Probability Distributions79 Questions
Exam 5: The Normal Distribution84 Questions
Exam 6: Confidence Intervals and Sample Size76 Questions
Exam 7: Hypothesis Testing90 Questions
Exam 8: Testing the Difference Between Two Means, Two Proportions, and Two Variances74 Questions
Exam 9: Correlation and Regression83 Questions
Exam 10: Chi-Square and Analysis of Variance Anova71 Questions
Exam 11: Tables71 Questions
Exam 12: Data Bank91 Questions
Exam 13: Glossary68 Questions
Select questions type
A series of random digits is used to simulate the type of car wash requested by
customers.
Given that th
Digit Choice 1 Standard 2 Standard 3 Standard 4 Deluxe 5 Deluxe 6 Deluxe 7 Deluxe 8 Deluxe 9 Deluxe 0 Super Premium
following ten numbers were picked, how many customers did not want a standard car wash?
1783357069
(Multiple Choice)
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A(n) ______________ is a sample obtained by dividing the population into subgroups, according to
various homogeneous characteristics and then selecting members from each homogeneous group for the
sample.
________________________________________
(Short Answer)
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There is a chance that Bob will win a game and make . If he loses, he has to pay . What is his expected winnings if he plays 20 times? Use the following random numbers table. Starting with the number 74 , go down the columns, continuing at the top of the next column, until 20 numbers have been chosen
68 96 37 69 97 19 50 29 66 74 8 38 5 13 30 69 65 50 36 47 22 15 19 44 9 11 16
(Short Answer)
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A six-sided die is used to simulate the favourite ice cream flavours for a simulated series of customers .
Roll Flavout 1 Vanilla 2 Vanilla 3 Chocolate 4 Chocolate 5 Strawberry 6 Mint Chocolate Chip
Given that the following eight numbers were rolled, how many customers had the same favourite flavour as the person just in front of him?
25436222
(Multiple Choice)
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The survey question, "Do you feel that, if people were not allowed to park along this street, children would not be able to play here?" is a poor survey question because it is:
(Multiple Choice)
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A pollster wants to determine which local news channel is watched most frequently in Vancouver. Two
city blocks in downtown Vancouver are used as a sample. What type of sampling technique is being
used?
(Short Answer)
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A six-sided die is rolled to simulate a nine-hole round of golf .
Roll Score 1 Hole-in-one 2 Eagle 3 Birdie 4 Par 5 Bogey 6 Double-Bogey
Given that the following nine numbers were rolled, on how many holes did the golfer make par or better (hole-in-one, eagle, birdie, or par):
(Multiple Choice)
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In _________________, which is used in quality control, successive units taken from production lines are
sampled to ensure that the products meet certain standards set by the manufacturing company.
________________________________________
(Short Answer)
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In multistage sampling, a very large population is given a questionnaire to determine those who meet the
qualifications for the study.
(True/False)
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The first step in simulating experiments using the Monte Carlo method is to list all of the possible
outcomes of the experiment.
(True/False)
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Which of the following is not an advantage of cluster sampling over the other sampling techniques?
(Multiple Choice)
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An early evening television program that discussed the use of "carbon offsets" to reduce the impact on global warming asked its viewers to phone in or e-mail a vote for or against this approach. The next day
The television station reported the vote was 70% in favour of this approach. This type of sampling is
Called:
(Multiple Choice)
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In double sampling, the researcher uses a combination of sampling methods.
(True/False)
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The _______________ is a simulation technique using random numbers, most commonly used in
business and industry to solve problems that are extremely difficult or involve a large number of
variables.
________________________________________
(Short Answer)
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A researcher wishes to use a random number table to pick between three groups labelled X, Y, and Z. X is to be chosen with a probability of 13/63, Y with a probability of , and Z with a probability of 22/ 63. How can the researcher assign random numbers to achieve these probabilities?
(Multiple Choice)
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The time and place where a survey is conducted could influence the results.
(True/False)
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The basic simulation technique is referred to as multistage sampling.
(True/False)
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A type of sampling in which a very large population is given a questionnaire and then after the questionnaires are reviewed, a smaller population is formed and a sample is selected is called:
(Multiple Choice)
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A flip of a fair coin is used to simulate the sizes of a series of simulated
shirts.
Flip Size Medium Extra-Large
Given the following six flips, how many extra-large shirts were there?
H T T T H T
(Multiple Choice)
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