Paper 2 Higher - Sample Assessment Q5 Answers
5) The table shows some information about the foot lengths of 40 adults.
(a) Write down the modal class interval.
(1 mark)
(b) Calculate an estimate for the mean foot length.
(3 marks)
(Total for Question 5 is 4 marks)
(1 mark)
(b) Calculate an estimate for the mean foot length.
(3 marks)
(Total for Question 5 is 4 marks)
Answers
Question |
Answer |
Notes |
5 a |
22 ≤ f < 24 |
B1 |
5 b |
21.9 |
M1 - x×f using midpoints M1 - (dep on previous mark) “x×f” ÷ 40 A1 accept 22 if working seen |