Question

Consider the following frequency distribution:
Class ...... Frequency
10 up to 20 ... 12
20 up to 30 .... 15
30 up to 40 ... 25
40 up to 50 ... 4

a. Construct a relative frequency distribution. Graph a relative frequency histogram.
b. Construct a cumulative frequency distribution and a cumulative relative frequency distribution.
c. What percent of the observations are at least 30 but less than 40? What percent of the observations are less than 40?



$1.99
Sales0
Views64
Comments0
  • CreatedJanuary 28, 2015
  • Files Included
Post your question
5000