1) The lower and upper boundary of the fourth class are ... a) 55,5 and 63,5 b) 55,5 and 62,5 c) 56,5 and 63,5 d) 56,5 and 64,5 e) 56,5 and 62,5 2) The difference between the number of students whose test scores are less than 67 and more than 72 is ... a) 5 students b) 18 students c) 10 students d) 15 students e) 12 students 3) The cumulative frequency before the mode class in the table is ... a) 12 b) 22 c) 20 d) 10 e) 18 4) The mid value of the sixth class in the table above is ... a) 174 b) 167 c) 172 d) 164 e) 157 5) Take a look at the histogram above. If the histogram is presented in a frequency distribution table, the most appropriate table is ... a) b) c) d) e) 6) What is the range of the data shown ? a) 90 b) 85 c) 80 d) 75 e) 70 7) How many people have four books in their desks ? a) 5 b) 4 c) 3 d) 2 e) 1 8) What group ate the most pie ? a) 5/8 b) 3/8 c) 7/8 d) 1/2 e) 1 9) What is the interquartile range ? a) 64 b) 60 c) 4 d) 8 e) 12 10) Which box plot represents the data below ? 90, 91, 93, 93, 95, 96, 98, 99, 101, 110, 112, 113, 123, 125, 126. a) b) c) d)

Math Quiz "Statistics"

аутор
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Угради

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