Q2 The data below gives the times in minutes (to the nearest minute) for 22 children to answer and algebraic problem. 5 4 4 5 3 6 3 8 4 11 8 10 4 4 5 4 5 4 7 6 (a) What is the lowest value in the data set above?. What does this tell you about the student who scored the lowest time in this context? (b) State the largest value in the data and say what this tells you about the child who took this time to complete the problem. (c) Calculate the mean and the variance of the data. (d) (e) Briefly explain what the value of the mean calculated in (c) above mean in this context. How long would an average child take to complete this algebraic problem?
