Stem and Leaf

Stem and Leaf

1 2 3 4 5 6 7 8 9 10 11 12 13

Question 9

Here are scores of some students in a test.


55	41	63	52	71
50	60	44	55	64
72	53	61	43	56
54	70	42	62	51

a.

Draw an ordered stem and leaf diagram to show this information. You must include a key.

[3]

b.

Work out the median score

[2]

c.

Another student sits the test and scores 80. Boris says: "This means the median will increase." Is Boris correct? You must explain your answer.

[1]