Here are the marks 18 students got in a Maths test. 46 65 54 57 62 73
73 47
69
48 63 68
55 48 58 71 76 70
a) Show this information in an
ordered stem and leaf diagram.
(3)
b) One of these students is chosen
at random.
What is the probability of picking
a student who scored above 65?
(1)
Key:
1|3 means
Total marks. 4​