512,052 responses from 1,803 respondents to 284 items.
| Description | The data-file consists of information about cohort, age, and gender and test results at the item level for nine of the ten National Intelligence Tests (NIT, Estonian adaptation) subtests and subtest scores for the 10th subtest. |
|---|---|
| Reference | Must, O., & Must, A. (2014). Data from “Changes in test-taking patterns over time” concerning the Flynn Effect in Estonia. Journal of Open Psychology Data, 2(1), e2. https://doi.org/10.5334/jopd.ab |
| DOI | 10.5334/jopd.ab |
| Licence | Custom |
| Source data | https://dataverse.harvard.edu/dataset.xhtml?persistentId=doi:10.7910/DVN/23791 |
| Responses | 512,052 |
|---|---|
| Respondents | 1,803 |
| Items | 284 |
| Response categories | 3 |
| Responses per respondent | 284 |
| Responses per item | 1,803 |
| Density | 1 |
| Longitudinal | FALSE |
| age range | Child (<18y) |
|---|---|
| child age (for child-focused studies) | Child (6-12y), Adolescent (12-18y) |
| sample | Educational |
| construct type | Cognitive/educational |
| measurement tool | Test |
| item format | Likert Scale/selected response |
| primary language(s) | est |
| construct name | National Intelligence Tests (NIT, Estonian adaptation) |
cov_agecov_gendercov_gradecov_groupiditemresp
Custom licence — check the terms before reuse: All data uploaded to this Dataverse are licensed under the CC0 licence. Please follow this link for further information: http://creativecommons.org/publicdomain/zero/1.0/.
Or load it directly in R or Python:
# R
install.packages("remotes")
remotes::install_github("itemresponsewarehouse/Rpkg")
library(irw)
df <- irw_fetch("nit_must_2014")
# Python
pip install irw
import irw
df = irw.fetch("nit_must_2014")
| IRW version | v393 |
|---|---|
| Redivis dataset | item_response_warehouse_2 v19.0 |
| Redivis dataset DOI | 10.57761/qtx5-4m80 |
| Manifest pin for this IRW version | v19.0 |
| Metadata source | irw_meta v23.0 |