Cumulative Frequency 40- ...

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Cumulative Frequency 40- <45 5 5 45- <50 7 12 50- <55 9 21 Given the following data of the mass of chocolate bars produced by Crispy Chip Company: Mass(g) Frequency mid faint 212.5 42,5 5(42.5-42.5) 2 () fx f(x-5) 42.5 475 332.5 47.57 (47.547.5) 55- <60 15 52.5 36 60- <65 14 50 Total 50 62.5 675 62.5 472.5/52.5/91652.5-52.51+ 57.5 862.5 57.5 15 (57.5-57.5)2 117162.5-62.572 a) Complete the column in the table above. 262.5 2755/262.5 b) Is the data discrete or continuous? Continuous 277 2f c) Estimate using the grouped frequency table adding columns as necessary (accurate to 1 decimal place) Justify answers. i) mean Efx EF T 2755:55.2 56 ii) standard deviation - 2755+50 d) Draw a properly labeled frequency and relative frequency histogram/graph and cumulative frequency and % cf. ogive (each graph will have two vertical axes like the example done in class) rf CF 45- 1030 40 14 0.25 35 20 zd -75% 16 14 12 10 6 4 4 1/503.19 25 0:0.14 ZJ 15 301 2.4.1 R 10 5 -254. 40-45 485-76 macival 50-55 59-6 60.65 min 5 40-45 95-50 94 d 5055 55.60 60.65 min g) e) 39132 374150 Using the above graphs estimate a box plot below the ogive in the box MAX (show on the graph how you got your answer) and state the estimated 5 number summary below the box Describe the skewness of the data. Justify using the box plot 6 on customer satisfaction? Sk 31 tail The mass printed on the bar packaging is 52g. What implications does this have for the company's profit and Thir Cumulative Frequency 40- <45 5 5 45- <50 7 12 50- <55 9 21 Given the following data of the mass of chocolate bars produced by Crispy Chip Company: Mass(g) Frequency mid faint 212.5 42,5 5(42.5-42.5) 2 () fx f(x-5) 42.5 475 332.5 47.57 (47.547.5) 55- <60 15 52.5 36 60- <65 14 50 Total 50 62.5 675 62.5 472.5/52.5/91652.5-52.51+ 57.5 862.5 57.5 15 (57.5-57.5)2 117162.5-62.572 a) Complete the column in the table above. 262.5 2755/262.5 b) Is the data discrete or continuous? Continuous 277 2f c) Estimate using the grouped frequency table adding columns as necessary (accurate to 1 decimal place) Justify answers. i) mean Efx EF T 2755:55.2 56 ii) standard deviation - 2755+50 d) Draw a properly labeled frequency and relative frequency histogram/graph and cumulative frequency and % cf. ogive (each graph will have two vertical axes like the example done in class) rf CF 45- 1030 40 14 0.25 35 20 zd -75% 16 14 12 10 6 4 4 1/503.19 25 0:0.14 ZJ 15 301 2.4.1 R 10 5 -254. 40-45 485-76 macival 50-55 59-6 60.65 min 5 40-45 95-50 94 d 5055 55.60 60.65 min g) e) 39132 374150 Using the above graphs estimate a box plot below the ogive in the box MAX (show on the graph how you got your answer) and state the estimated 5 number summary below the box Describe the skewness of the data. Justify using the box plot 6 on customer satisfaction? Sk 31 tail The mass printed on the bar packaging is 52g. What implications does this have for the company's profit and Thir