The data represent the age of our president through President Obama at the time they were first inaugurated. 57 61 57 58 57 61 54 68 51 49 64 50 48 65 52 56 46 54 49 51 47 55 55 54 42 51 56 55 51 54 60 62 43 55 56 61 52 69 46 54 47 Use five classes to organize the above raw data; use class-limits → 41-46, 47-52, 53-58, 59- 64, 65-70. a) Create a table with (i) Class-limits; (ii) Class-boundaries; (iii) Class-mid-points (??); (iv) Frequencies (?); (v) Relative ?; (vi) Cumulative ?. [Follow the same pattern as done with Excel in class. If you want, you can create the Table in Excel, then copy and paste into your Word document] b) Plot a Histogram c) Plot a Frequency Polygon d) Plot an Ogive
The data represent the age of our president through President Obama at the time they were first inaugurated.
57 61 57 58 57 61 54 68
51 49 64 50 48 65 52 56 46
54 49 51 47 55 55 54 42 51
56 55 51 54 60 62 43 55
56 61 52 69 46 54 47
Use five classes to organize the above raw data; use class-limits → 41-46, 47-52, 53-58, 59-
64, 65-70.
a) Create a table with (i) Class-limits; (ii) Class-boundaries; (iii) Class-mid-points (??); (iv)
Frequencies (?); (v) Relative ?; (vi) Cumulative ?. [Follow the same pattern as done with Excel
in class. If you want, you can create the Table in Excel, then copy and paste into your Word document]
b) Plot a Histogram
c) Plot a Frequency Polygon
d) Plot an Ogive
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