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Question 1 of 4
1. Question4 point(s)
Here are the numbers of nuclear reactors in each of ten non-European countries.
2 14 53 2 16 104 2 3 2 1
(a) Find the mode. Mode =
(b) Find the median. Median =
(c) Find the mean. Mean =
(d) Find the range. Range =
Question 2 of 4
2. Question3 point(s)
(a) Find the range of midnight temperatures during this week. °C
(b) Find the median of these midnight temperatures. °C
(c) Calculate the mean of these midnight temperatures.
Give your answer correct to one decimal place. °C
Question 3 of 4
3. Question2 point(s)
The mean of 5 numbers is 8.
Four of the numbers are 7, 9, 10, 3.
(a) Work out the fifth number.
(b) Find the median of the five numbers.
Question 4 of 4
4. Question3 point(s)
Six friends buy themselves shoes in the January sales. They spend the following amounts of money:
£26 £38 £45 £99 £38 £54
(a) Find the modal amount. £
(b) Find the median amount spend. £
(c) Find the mean amount spend. £