In the study conducted by selecting 100 female and 100 male students in order to test the claim that female students and male students prefer to prefer "Wanted" brand chocolate, the average ratio of...

Extracted text: In the study conducted by selecting 100 female and 100 male students in order to test the claim that female students and male students prefer to prefer "Wanted" brand chocolate, the average ratio of chocolate preference of all students was 0.60, p-value was 0.0228. Calculate the difference between the two sample rates.