This dataset, iq_country_tbl_df, is a tibble containing information on the average intelligence quotient (IQ) of countries around the world. In addition to average IQ scores, the dataset includes several socioeconomic and demographic indicators such as literacy rate, number of Nobel Prizes won collectively by each country, Human Development Index (HDI, 2021), mean years of schooling (2021), gross national income (GNI, 2021), and population estimates for 2023. These variables provide a broad context for understanding cognitive performance at the country level.
data(iq_country_tbl_df)A tibble with 193 observations and 10 variables:
Global ranking based on average IQ (numeric)
Name of the country (character)
Estimated average IQ score of the population (numeric)
Continent to which the country belongs (character)
Literacy rate of the population (numeric)
Total number of Nobel Prizes won collectively by the country (numeric)
Human Development Index for the year 2021 (numeric)
Average years of schooling in 2021 (numeric)
Gross national income for 2021 (numeric)
Estimated population in 2023 (character)
The dataset name has been kept as iq_country_tbl_df to avoid confusion with other datasets in the R ecosystem. This naming convention helps distinguish this dataset as part of the NeuroDataSets package and assists users in identifying its specific characteristics. The suffix tbl_df indicates that the dataset is a tibble (a modern data frame). The original content has not been modified in any way. Variable names and values are provided exactly as they appear in the source.