Jensen reviewed research on the relationship between race an

Jensen reviewed research on the relationship between race and intelligence test scores. In one study, the mean scores of African Americans and whites were compared.

Solution

Jensen reviewed research on the relationship between race and intelligence test scores. In one study, the mean scores of African Americans and whites were compared. Now, t test for two independent samples should be carried out to find whether there exists any significant difference between the two population means. One can use either critical value or p value approach.