3 Steven asked 25 women how many children they have. The results are summarised in the table below. (a) Find (i) the mean, (ii) the median, (iii) the mode. (b) Steven says that the mode is the average that best represents the data. Explain why Steven is wrong. (c) Steven chooses two women at random from the group. Calculate the probability that both of them have just one child. Give your answer as a fraction in its simplest form. (d) Draw a bar chart to represent this data. (e) Steven shows Frank the paper on which he recorded the data from his survey. Part of the paper has been torn. Which five numbers are missing from the paper?