Consider the following before. If a series of deviations quartile is 20 and the coefficient of deviation quartile were 23 and concluded that 50 percent of this data set is between 10 and 50 b. in the test subjects. One of the students in Thailand A male student 20 people and women students, 40 male students scored the same 32 points, the scores of female students is the arithmetic average of the scores was 20 points and the variability of scores was 90 concluded that the variability of test scores. These students were 36 points Which of the following is correct.
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