Select the correct answer
twenty students in class a and 20 students in class b were asked how many hours they took to prepare for an exam. the data sets represent their
answers
class a (2.5, 7, 6, 4, 3, 8, 7, 4,5,7,6, 3, 5, 4,2,4,6,3,5)
class b: (3.7,6,4,3,2, 4, 5, 6, 7,2,2,2,3,4,5,2,2,5,6)
which statement is true for the data sets?
a.
the mean study time of students in class a is less than students in class b.
ob.
the mean study time of students in class b is less than students in class a
c.
the median study time of students in class b is greater than students in class a
d.
the range of study time of students in class a is less than students in class b.
e
the mean and median study time of students in class a and can ringual