The table shows information about the amount of money spent on holiday by each of 120 families. (a) Write down the modal class. (1) (b) Complete the cumulative frequency table for the information in the table. (1) (c) On the grid, draw a cumulative frequency graph for your table. (2) (d) Use your graph to find an estimate for the interquartile range. $$\(£\)$$. (2) (e) Use your graph to find an estimate for the number of families that spent more than $$\(£ 450\)$$ on holiday. (2)

Mathematics
IGCSE&ALevel
EDEXCEL
Exam No:4MA1_2HR_que_20180608 Year:2018 Question No:11

Answer:



Knowledge points:

3: Sequences, functions and graphs
6: Statistics and probability

Solution:

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