abhimahna wrote:
abrakadabra21 wrote:
A recent study of college students shows that, contrary to predicted results, special nutritional planning does not positively affect students’ grades. Sixty students, half of whom were given a nutritionally balanced diet, had grades no higher than did those students who were not placed on the diet plan.
X = special nutritional planning
Y = students’ grades
X not related positively to students’ grades.
60 students => 30 on diet plan + 30 not
s were similar after theX = special nutritional planning
Y = students’ grades
X not related positively to students’ grades.
60 students => 30 on diet plan + 30 not
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