Mathematics 0580 · IGCSE · Averages and measures of spread

Averages and measures of spread — practice question

The table below lists the average monthly temperatures ($^\circ$C) for Silvas, Turkey. Month: Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec Temperature ($^\circ$C): -4, -3, 2, 8, 13, 17, 19, 20, 16, 11, 8, -1
(a)[1]

In which month is the temperature lowest?

(b)[1]

Calculate the difference between the temperatures in November and December.

(c)[2]

What is the median temperature?

(d)[3]

Calculate the mean temperature. Give your answer rounded to 2 significant figures.

Worked solution & mark scheme

This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: The answer is January.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI