Given the following set of data on weights of 57 children at an orphanage: 68    63    42    27    30    36    28    32    79        27                  22    23    24    25    44    65    43    25    74        51      36         42         28         31        28         25         45         12         57       51 12         32         49        38         42         27         31         50         38       21  16         24         15        47         23         22         43         27         49       28 23         19         46        30         43         49         12                                         a.    Determine the number of classes and class with that can be used to construct a frequency distribution table for the data.  b.    Construct a frequency distribution table u

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Given the following set of data on weights of 57 children at an orphanage:

68    63    42    27    30    36    28    32    79        27                 
22    23    24    25    44    65    43    25    74        51     
36         42         28         31        28         25         45         12         57       51
12         32         49        38         42         27         31         50         38       21 
16         24         15        47         23         22         43         27         49       28
23         19         46        30         43         49         12       
                                
a.    Determine the number of classes and class with that can be used to construct a frequency distribution table for the data. 
b.    Construct a frequency distribution table using 10 as the lower limit of the first class.
c.    Provide the relative frequency distribution table. 
d.    Determine the class midpoints and class boundaries. 
e.    Construct a “less than or equal to” cumulative frequency table and polygon.
 All work must be shown.

 

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