STATISTICS WORKSHEET ANALYSING DATA Cumulative Frequency Curve 1. Label three columns: Tally, Frequency, Cumulative Frequency Step 2: Complete the table using the data. (a) Complete the cumulative frequency table. Answer ..... (1 mark) (b) Complete the cumulative frequency table: (1 mark) Height (h millimetres) Frequency 70<ℎ≤80 3 80<ℎ≤90 11 90<ℎ≤100 35 100<ℎ≤110 33 This PDF consists of 10 full sized exam style questions on Cumulative Frequency Diagrams. The frequency table shows the record high temperatures reported by each state And best of all they all (well, most!) class So, F = 22, = 12, = 20.5 and i = 10. c Use your diagram to estimate the median time and the interquartile range. 3 1 This table shows information about the height, h outside themillimetres, 120 bean plants grow in a fortnight: (a) Write down the modal class interval. Age (A) in years Cumulative f requency 20 < A 30 20 < A 40 20 < A 50 20 < A 60 20 < A 70 (1) (b) On the grid opposite, draw a cumulative frequency graph for this information. The distribution of marks is shown in the following grouped frequency table. One thousand candidates sit an examination. Make a frequency table of the data. Worksheets Grades 1 to 9 Grade 1 Grade 2 Grade 3 Grade 4 Grade 5 Grade 6 Grade 7 Grade 8 Grade 9 Clicking on something like this will take you to the Grade 4 clip numbers and titles. Marks 1–10 11–20 21–30 31–40 41–50 51–60 61–70 71–80 81–90 91–100 Number of candidates 15 50 100 170 260 220 90 45 30 20 a Copy the table and complete a cumulative frequency column. Time (seconds) 10 < x < 20 20 < x < 30 30 < x 40 Construct the cumulative frequency distribution . come with answers. b Draw a cumulative frequency diagram. Example: Complete the table by filling in the blanks then answer the following question. the frequency, relative frequency (proportion) or percentage in that category. Amount spent, £x 50 100 150 200 o < x s 250 0' X' 300 Cumulative f 30 80 100 112 120 (a) On the grid, draw a cumulative frequency diagram. class median is the 3. rd . Cumulative Frequency Diagrams: Worksheets with Answers Whether you want a homework, some cover work, or a lovely bit of extra practise, this is the place for you. Give a reason for your answer. 31 35 27 49 Step 1: Draw a table. d Which group, the children or the pensioners, would you say was better at estimating time? 120 80 40 20 0 50 100 150 200 250 300 Amount spent (2) CORBETTMATHS 2014 (2) (c) Use your cumulative frequency graph to … For example the number of pets in Data set 1 was a Instructions for use Grade 4 Clicking on something like this will take you to Worksheet 142. Use the cumulative frequencies to find the 100th value... 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