Question

U.S. Presidents. The ages of the 44 U.S. presidents at their first inauguration (as of 2011) are:
57 57 49 52 50 42 54 55 64
61 61 64 56 47 51 51 56 46
57 54 50 46 55 56 60 61 54
57 68 48 54 55 55 62 52 47
58 51 65 49 54 51 43 69
a. Construct a frequency distribution with a first class of 42-47
b. Construct a histogram
c. Construct a frequency polygon

Answer 1

and what are you wanting help with?

Answer 2

Is part a) the following:
If the first class is 42-47, then the remaining classes will be 6 years 48-53, 54-59, 60-65, 66-71

Answer 3

Yes that is correct

Answer 4

how to do the second and third part just a little help and I can probably get it and I thank you

Answer 5

Ok so for a histogram, (1,2,3,4,5) goes along the y axis and along the x axis is the age of the presidents (42,43,44,45,46)

Answer 6

do I have to make a chart and put the ages of the presidents on it in order like I did on part a and thanks a bunch

Answer 7

Sorry other way around!

Answer 8

all okay and thanks

Answer 9

For a Histogram all data values (frequencys) are usually separate, although
if you wish I think you can group them.

Answer 10

all okay and you helped me a lot

Answer 11

Thats alright ;)

Answer 12

how about part c is it done the same as part b or is it different

Answer 13

got it and thanks again