These data are from a little survey given to a number of students in introductory statistics courses. Several of the items were prepared in multiple versions and distributed randomly to the students.
Format
A data frame with 279 observations on the following 20 variables.
- number
a number between 1 and 30
- colorver
which version of the 'favorite color' question was on the survey. A factor with levels
v1
v2
- color
favorite color if among predefined choices. A factor with levels
black
green
other
purple
red
- othercolor
favorite color if not among choices above.
- animalver
which version of the 'favorite color' question was on the survey. A factor with levels
v1
v2
- animal
favorite animal if among predefined choices. A factor with levels
elephant
giraffe
lion
other
.- otheranimal
favorite animal if not among the predefined choices.
- pulsever
which version of the 'pulse' question was on the survey
- pulse
self-reported pulse
- tvver
which of three versions of the TV question was on the survey
- tvbox
a factor with levels
<1
>4
>8
1-2
2-4
4-8
none
other
- tvhours
a numeric vector
- surprisever
which of two versions of the 'surprise' question was on the survey
- surprise
a factor with levels
no
yes
- playver
which of two versions of the 'play' question was on the survey
- play
a factor with levels
no
yes
- diseasever
which of two versions of the 'play' question was on the survey
- disease
a factor with levels
A
B
- homeworkver
which of two versions of the 'homework' question was on the survey
- homework
a factor with levels
A
B
Question Wording
1.1. Write down any number between 1 and 30 (inclusive).
2.1. What is your favorite color? Choices: black red; green; purple; other
2.2. What is your favorite color?
3.1. What is your favorite zoo animal? Choices: giraffe; lion; elephant; other
3.2. What is your favorite zoo animal?
4.1. Measure and record your pulse.
5.1. How much time have you spent watching TV in the last week?
5.2. How much time have you spent watching TV in the last week? Choises: none; under 1; hour 1-2 hours; 2-4 hours; more than 4 hours
5.3. How much time have you spent watching TV in the last week? Choises: under 1 hour; 1-2 hours; 2-4 hours; 4-8 hours; more than 8 hours
6.1. Social science researchers have conducted extensive empirical studies and concluded that the expression "absence makes the heart grow fonder" is generally true. Do you find this result surprising or not surprising?
6.2. Social science researchers have conducted extensive empirical studies and concluded that the expression "out of sight out of mind" is generally true. Do you find this result surprising or not surprising?
7.1. Suppose that you have decided to see a play for which the admission charge is $20 per ticket. As you prepare to purchase the ticket, you discover that you have lost a $20 bill. Would you still pay $20 for a ticket to see the play?
7.2. Suppose that you have decided to see a play for which the admission charge is $20 per ticket. As you prepare to enter the theater, you discover that you have lost your ticket. Would you pay $20 to buy a new ticket to see the play?
8.1. suppose that the United States is preparing for the outbreak of an unusual Asian disease that is expected to kill 600 people. Two alternative programs to combat the disease have been proposed. Assume that the exact scientific estimates of the consequences of the programs are as follows: If program A is adopted, 200 people will be saved. If program B is adopted, there is a 1/3 probability that 600 people will be saved and a 2/3 probability that nobody will be saved. Which of the two programs would you favor?
8.2. Suppose that the United States is preparing for the outbreak of an unusual Asian disease that is expected to kill 600 people. two alternative programs to combat the disease have been proposed. Assume that the exact scientific estimates of the consequences of the programs are as follows:
If program A is adopted, 400 people will die. If program B is adopted, there is a 1/3 probability that no one will die and a 2/3 probability that all 600 people will die. Which of the two programs would you favor? A or B
9.1. A national survey of college students revealed that professors at this college assign "significantly more homework that the nationwide average for an institution of its type." How does this finding compare with your experience? Choises: a. That sounds about right to me; b that doesn't sound right to me.
9.2. A national survey of college students revealed that professors at this college assign an amount of homework that "is fairly typical for institutions of its type." How does this finding compare with your experience? Choices: A that sounds about right to me; b that doesn't sound right to me.
Examples
data(LittleSurvey)
#> Warning: data set ‘LittleSurvey’ not found
tally(surprise ~ surprisever, data = LittleSurvey)
#> surprisever
#> surprise v1 v2
#> no 118 99
#> yes 24 37
#> <NA> 0 1
tally(disease ~ diseasever, data = LittleSurvey)
#> diseasever
#> disease v1 v2
#> A 71 53
#> B 73 81
#> <NA> 1 0