Blatchley, Statistics in Context, First Edition

Test Bank for Statistics in Context, 1e Blatchley (All Chapters) 1 / 4

Blatchley, Statistics in Context, First Edition

© Oxford University Press, 2020.

Chapter 1: What are statistics?

Test Bank

Type: true-false

Title: Chapter 01 Question 01

1. True or False: Chance errors occur because of experimenter error

Feedback: Page reference: p 16

a) True

*b) False

Type: true-false

Title: Chapter 01 Question 02

• Ture or False: Chance errors are generally out of the experimenter’s control

Feedback: Page reference: p 16 *a) True

b) False

Type: true-false

Title: Chapter 01 Question 03

• True or False: It is generally very difficult for statistics to be used to manipulate the audience

Feedback: Page reference: p21, 22

a) True

*b) False

Type: true-false

Title: Chapter 01 Question 04

• True or False: Statistics is useful when it is applied to strengthen an argument.

Feedback: Page reference: p21, 22 *a) True

b) False

Type: true-false

Title: Chapter 01 Question 05

• True or False: Inferential statistics are used to make predictions about a population based on a sample.

Feedback: Page reference: p6, 7, 9 *a) True

b) False

Type: true-false

Title: Chapter 01 Question 06

• True or False: Parameters are characteristics of the population that are used to estimate sample

statistics.Feedback: Page reference: p8

a) True

*b) False

Type: true-false

Title: Chapter 01 Question 07

• True or False: A non-representative sample generally means your sample statistics do not accurate

predict and generalize to the actual population parameter Feedback: Page reference: p8 *a) True

b) False 2 / 4

Blatchley, Statistics in Context, First Edition

© Oxford University Press, 2020.

Type: true-false

Title: Chapter 01 Question 08

8. True or False: The origins of word statistics were “predict numbers”

Feedback: Page reference: p3

a) True

*b) False

Type: true-false

Title: Chapter 01 Question 09

• True or False: The purpose of descriptive statistics characterize data and summarize the data into

smaller pieces of information Feedback: Page reference: E, p5 *a) True

b) False

Type: true-false

Title: Chapter 01 Question 10

10. True or False: A sample is drawn out of the population

Feedback: Page reference: p7 *a) True

b) False

Type: true-false

Title: Chapter 01 Question 11

11. True or False: If a researcher’s target population is 7

th grade students, they can still draw their sample out of 8 th grade to make generalizations about the population Feedback: Page reference: p7

a) True

*b) False

Type: true-false

Title: Chapter 01 Question 12

• True or False: Experimentation is generally done with samples instead of populations. This is

because the sample data can be used to make predictions and estimates about the population Feedback: Page reference: p9 *a) True

b) False

Type: true-false

Title: Chapter 01 Question 13

• True or False: Researchers manipulate the extraneous variable in order to see if it effects the

dependent variable Feedback: Page reference: E, p11

a) True

*b) False

Type: true-false

Title: Chapter 01 Question 14

• True or False: Context generally does not impact the use of statistics; the use of statistics does not

depend on the goal of the author Feedback: Page reference: p22

a) True

*b) False 3 / 4

Blatchley, Statistics in Context, First Edition

© Oxford University Press, 2020.

Type: true-false

Title: Chapter 01 Question 15

• True or False: A single measurement or observation within a dataset is called data

Feedback: Page reference: p3

a) True

*b) False

Type: true-false

Title: Chapter 01 Question 16

• True or False: In statistics, the “population” refers to all members of a target group of interest

Feedback: Page reference: p7 *a) True

b) False

Type: true-false

Title: Chapter 01 Question 17

• True or False: A researcher is examining the effects of the parental presence during an experiment

and children’s ability to solve problems independently. In this case, parental presence is the dependent variable Feedback: Page reference: p10, 11

a) True

*b) False

Type: true-false

Title: Chapter 01 Question 18

• True or False: In an experiment with a repeated measures design, each participant experiences one

of the possible different conditions.Feedback: Page reference: p13

a) True

*b) False

Type: true-false

Title: Chapter 01 Question 19

• True or False: In a study examining two different amounts of drug dosage on an particular outcome

variable, the independent variable has two levels Feedback: Page reference: p11 *a) True

b) False

Type: true-false

Title: Chapter 01 Question 20

• True or False: a typical observation is an observation from a dataset that generalizes to the

population of interest Feedback: Page reference: p6

a) True

*b) False

Type: multiple choice question

Title: Chapter 01 Question 01

• Which of the following is not a ratio?

Feedback: Page reference: p6

• The number of honeycrisp apples a farmer grew out of all the apples that were harvested from his farm

*b. The number of boys in a choir group

• / 4