Research has found that education level may be an important factor in the onset of dementia in old age, so the researcher would like to examine education level, and see if the group of participants who are employed and the group who are unemployed, differ significantly in education. A. Select the appropriate t-test and answer the following questions

Research has found that education level may be an important factor in the onset of dementia in old age, 50 the researcher would like to examine education level, and see if the group of participants who are employed and the group who are unemployed, differ significantly in education. A. Select the appropriate t-test and answer the following questions