intellonline {SDAResources}

intellonline data

Description

Data from the online (Mechanical Turk) survey. The data were downloaded from PLOS ONE on February 8, 2020; the variables extracted from the full data set are provided here for educational purposes only.

Usage

data(intellonline)

Format

This data frame contains the following columns:

int:

response to question about agreement with the statement "I am more intelligent than the average person"

1 = Strongly Agree

2 = Mostly Agree

3 = Mostly Disagree

4 = Strongly Disagree

5 = Don't Know or Not Sure

region:

census region of respondent (character variable, length 10):

Northeast

South

Midwest

West

sex:

sex (character variable, length 8):

Male

Female

race:

race (character variable, length 18):

White

African American

Asian American

Hispanic American

Another origin

age:

age, years

income:

household income level (character variable, length 8):

< $40k,

$40-80k,

> $80k

education:

highest education level attained (character variable, length 12):

No College

Some College

College Grad

Grad School

MISSING

postwt:

relative weight, obtained by poststratifying to demographic proportions in the 2010 U.S. Census. The weights are normed so that they sum to 750.

References

Heck, P. R., D. J. Simons, and C. F. Chabris (2018). 65% of Americans believe they are above average in intelligence: Results of two nationally representative surveys. PloS One 13 (7), 1–11.

Lohr (2021), Sampling: Design and Analysis, 3rd Edition. Boca Raton, FL: CRC Press.

Lu and Lohr (2021), R Companion for Sampling: Design and Analysis, 3rd Edition, 1st Edition. Boca Raton, FL: CRC Press.