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2.   The following data set of the heights and weights of a random sample of 10 employees is acquired. Is
                               there any apparent relationship between the two variables?

                                                 S. No           Height             Weight

                                                   1            5 ft 6 inch          60 kgs
                                                   2            5 ft 4 inch          55 kgs

                                                   3            5 ft 8 inch          78 kgs
                                                   4             5ft 9 inch          82 kgs

                                                   5            5 ft 4 inch          53 kgs
                                                   6            5 ft 7 inch          56 kgs
                                                   7            5 ft 3 inch          54 kgs

                                                   8             5ft 5 inch          65 kgs
                                                   9            5 ft 6 inch          74 kgs

                                                   10           5 ft 3 inch          65 kgs
                          3.         You ask your friends which ‘food item’ they like best. Here is what you found:



                                    Pizza          Burger         Momos            Rolls       French Fries

                                      3              5               6               2              4

                               Create a pie chart of the above data and answer the following questions after studying the graph.
                               •   Which food item is liked most?
                               •   Which food item is liked the least?

                               •   Which food items together constitute 50% of the graph?
                          4.     Visit the website https://www.mladdict.com/linear-regression-simulator Plot a scatterplot
                               and let the model calculate your 'Regression Line of Best Fit'!















                 Answers

                 Exercise (Section A)
                 A.  1. b    2. c    3. d    4. c    5. d    6. b    7. a    8. c    9. a    10. a
                 B.  1. squares              2. -1           3. Outliers
                     4. association          5. discrete
                 C.  1. True         2. False        3. True         4. False        5. False
                 D.  1. c    2. a    3. e    4. b    5. d

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