Justify your alpha

Lakens, D., Adolfi, F. G., Albers, C. J., Anvari, F., Apps, M. A. J., Argamon, S. E., Baguley, T., Becker, R. B., Benning, S. D., Bradford, D. E., Buchanan, E. M., Caldwell, A. R., Van Calster, B., Carlsson, R., Chen, S.-C., Chung, B., Colling, L. J., Collins, G. S., Crook, Z., Cross, E. S. and 68 moreLakens, D., Adolfi, F. G., Albers, C. J., Anvari, F., Apps, M. A. J., Argamon, S. E., Baguley, T., Becker, R. B., Benning, S. D., Bradford, D. E., Buchanan, E. M., Caldwell, A. R., Van Calster, B., Carlsson, R., Chen, S.-C., Chung, B., Colling, L. J., Collins, G. S., Crook, Z., Cross, E. S., Daniels, S., Danielsson, H., DeBruine, L., Dunleavy, D. J., Earp, B. D., Feist, M. I., Ferrelle, J. D., Field, J. G., Fox, N. W., Friesen, A., Gomes, C., Gonzalez-Marquez, M., Grange, J. A., Grieve, A. P., Guggenberger, R., Grist, J., Van Harmelen, A.-L., Hasselman, F., Hochard, K. D., Hoffarth, M. R., Holmes, N. P., Ingre, M., Isager, P. M., Isotalus, H. K., Johansson, C., Juszczyk, K., Kenny, D. A., Khalil, A. A., Konat, B., Lao, J., Larsen, E. G., Lodder, G. M. A., Lukavský, J., Madan, C. R., Manheim, D., Martin, S. R., Martin, A. E., Mayo, D. G., McCarthy, R. J., McConway, K., McFarland, C., Nio, A. Q. X., Nilsonne, G., De Oliveira, C. L., De Xivry, J.-J.-O., Parsons, S., Pfuhl, G., Quinn, K. A., Sakon, J. J., Saribay, S. A., Schneider, I. K., Selvaraju, M., Sjoerds, Z., Smith, S. G., Smits, T., Spies, J. R., Sreekumar, V., Steltenpohl, C. N., Stenhouse, N., Świątkowski, W., Vadillo, M. A., Van Assen, M. A. L. M., Williams, M. N., Williams, S. E., Williams, D. R., Yarkoni, T., Ziano, I., & Zwaan, R. A. (2018). Justify your alpha. Nature Human Behaviour, 2, 168-171. doi:10.1038/s41562-018-0311-x.
In response to recommendations to redefine statistical significance to P ≤ 0.005, we propose that researchers should transparently report and justify all choices they make when designing a study, including the alpha level.
Publication type
Journal article
Publication date
2018

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