Question 1

For which of the following sets of variables would you not use a scatterplot in order to show your data?

Accepted Answer

A)  An individual's rating of pain on a scale and the amount of analgesia taken 
B)  Raised body temperature and level of depression 
C)  Numbers of children having measles immunization and incidence of measles illness 
D)  The number of people attending a nursing home on a Saturday 
A)  An individual's rating of pain on a scale and the amount of analgesia taken 
B)  Raised body temperature and level of depression 
C)  Numbers of children having measles immunization and incidence of measles illness 
D)  The number of people attending a nursing home on a Saturday D

Question 2

What statement best describes what is shown in the graph below?

Accepted Answer

A)  There were 46 hospital visitors visiting during the week. 
B)  There were 48 visitors to the hospital in a week. 
C)  Day 1 is the most popular day for visiting. 
D)  Day 6 has the least number of visitors. 
A)  There were 46 hospital visitors visiting during the week. 
B)  There were 48 visitors to the hospital in a week. 
C)  Day 1 is the most popular day for visiting. 
D)  Day 6 has the least number of visitors. D

Question 3

I collected some data about how much buyers of my book liked it (on a scale of 1 = it's utter rubbish to 10 = I never read anything else). I ended up with a sample of 15,467 people. When I looked at the distribution, I found a skew of 1.23 (SE = 0.65). The mean rating was 4.78. What is the z-score for the skew of my data?

Accepted Answer

A)  1.89 
B)  0.53 
C)  -3.92 
D)  3.36 
A)  1.89 
B)  0.53 
C)  -3.92 
D)  3.36 A

Question 4

What could be done to make the information in this graph more clear?

Accepted Answer

A)  Use a stacked histogram. 
B)  Identify actual days of the week rather than just number. 
C)  Use a population pyramid. 
D)  Identify if visitors were male, female or children and who they were visiting. 
A)  Use a stacked histogram. 
B)  Identify actual days of the week rather than just number. 
C)  Use a population pyramid. 
D)  Identify if visitors were male, female or children and who they were visiting.

Question 5

Which of the following is not recommended when displaying information graphically?

Accepted Answer

A)  Minimum use of ink 
B)  Use of 3-D effects 
C)  Informative labelling of each axis 
D)  Minimizing the number of distractions 
A)  Minimum use of ink 
B)  Use of 3-D effects 
C)  Informative labelling of each axis 
D)  Minimizing the number of distractions

Question 6

What conclusion can be drawn from the boxplot below?

Accepted Answer

A)  More infants with SIRDS survived than died. 
B)  Infant survival in cases of SIRDS is related to birthweight. 
C)  Deaths of SIRDS were higher than survivors. 
D)  None of the above. 
A)  More infants with SIRDS survived than died. 
B)  Infant survival in cases of SIRDS is related to birthweight. 
C)  Deaths of SIRDS were higher than survivors. 
D)  None of the above.

Question 7

Which of the following does a box-whisker plot not display

Accepted Answer

A)  The range 
B)  The interquartile range 
C)  The lower quartile 
D)  The mean 
A)  The range 
B)  The interquartile range 
C)  The lower quartile 
D)  The mean

Question 8

What type of graph is shown below?

Accepted Answer

A)  Frequency polygon 
B)  Stacked histogram 
C)  Simple histogram 
D)  Frequency distribution 
A)  Frequency polygon 
B)  Stacked histogram 
C)  Simple histogram 
D)  Frequency distribution

For which of the following sets of variables would you not use a scatterplot in order to show your data?

What statement best describes what is shown in the graph below?

What could be done to make the information in this graph more clear?

Which of the following is not recommended when displaying information graphically?

What conclusion can be drawn from the boxplot below?

Which of the following does a box-whisker plot not display

What type of graph is shown below?

Why Is My Evil Lecturer Forcing Me to Learn Statistics

The Spine of Statistics

The Phoenix of Statistics

The Ibm Spss Statistics Environment

The Beast of Bias

Non-Parametric Models

Correlation

Regression

Comparing Two Means

Moderation,mediation and More Regression

Glm 1: Comparing Several Independent Means

Glm 2: Comparing Means Adjusted for Other Predictors Analysis of Covariance

Glm 3: Factorial Designs

Glm 4: Repeated-Measures Designs

Glm 5: Mixed Designs

Multivariate Analysis of Variance Manova

Exploratory Factor Analysis

Categorical Outcomes: Chi-Square and Loglinear Analysis

Categorical Outcomes: Logistic Regression

Multilevel Linear Models

Filters

Exam 5: Exploring Data With Graphs

For which of the following sets of variables would you not use a scatterplot in order to show your data?

What statement best describes what is shown in the graph below?

What could be done to make the information in this graph more clear?

Which of the following is not recommended when displaying information graphically?

What conclusion can be drawn from the boxplot below?

Which of the following does a box-whisker plot not display

What type of graph is shown below?

Why Is My Evil Lecturer Forcing Me to Learn Statistics

The Spine of Statistics

The Phoenix of Statistics

The Ibm Spss Statistics Environment

The Beast of Bias

Non-Parametric Models

Correlation

Regression

Comparing Two Means

Moderation,mediation and More Regression

Glm 1: Comparing Several Independent Means

Glm 2: Comparing Means Adjusted for Other Predictors Analysis of Covariance

Glm 3: Factorial Designs

Glm 4: Repeated-Measures Designs

Glm 5: Mixed Designs

Multivariate Analysis of Variance Manova

Exploratory Factor Analysis

Categorical Outcomes: Chi-Square and Loglinear Analysis

Categorical Outcomes: Logistic Regression

Multilevel Linear Models

Filters