Consider the following cumulative relative frequency distribution. Cumulative Re

Question

Consider the following cumulative relative frequency distribution. Cumulative Relative Class Frequency 150 up to 200 0.10 200 up to 250 0.35 250 up to 300 0.70 300 up to 350 a-1 Construct a relative frequency distribution. (Round your answers to 2 decimal places.) Relative Frequency 150 up to 200 0.10 200 up to 250 0.25 250 up to 300 0.45 300 up to 350 1.35 a.2. What percent of the observations are at least 250 but less than 300? b. Graph an ogive. click the plotter tool and drag the point you want to plot onto th dragging the plotter tool until you have he necessary points for this and raphyou must line. To plot all reguire deoints og

Explanation / Answer

a-2)

percent of observations = cumulative frequency of 250-300 = cumulative frequency of 200 to 250

= 0.7 - 0.35

= 0.35

= 35%

b)

points are

(175 ,0.1) , (225,0.35) , (275,0.7) , (325,1)

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