120 psychology students took a standardized test. The scores are summarized in the GFDT below. Scores ...

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120 psychology students took a standardized test. The scores are summarized in the GFDT below. Scores ...

120 psychology students took a standardized test. The scores are summarized in the GFDT below.

Scores	Frequency
140 - 159	10
160 - 179	17
180 - 199	10
200 - 219	18
220 - 239	13
240 - 259	52

The scores are also described in the cumulative table shown below.

Scores	Frequency
less than 160	10
less than 180	27
less than 200	37
less than 220
less than 240	68
less than 260	120

What is the missing value in the cumulative GFDT?

math Statistics-And-Probability

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Answer 1

Answer #1

missing value in the cumulative GFDT =cumulative frequency till less then 200+frequency in range 200-219 =37+18=55

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Answer 2

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50 psychology students took a standardized test. The scores are summarized in the GFDT below. Scores...

50 psychology students took a standardized test. The scores are summarized in the GFDT below. Scores ...

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120 psychology students took a standardized test. The scores are summarized in the GFDT below. Scores ...

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120 psychology students took a standardized test. The scores are summarized in the GFDT below. Scores ...