Question

75
The scores obtained by 12 students in an examination (out of 100) are as
follows:
90 95 90 70 86
85
90
80
95
100
80
d) 25
27. The range of the scores is
C) 30
d) 95
C) 75
d) 85
c) 88
a) 5
b) 10
28. The mode of the scores is
a) 100
b) 90
29. The median of the scores is
a) 86
b) 90
30. The mean of the scores is
a) 86,3
b) 83.6
d) 83
c) 85.6
​

Answer 1

Answer:

Range=large no.-small no.

=100-70

=30

Mode=frequent no.

90

Median=Middle most no.

=90

Mean=average of all no.

=86.3