1. Four students from a class of twenty were questioned for a grade versus attendance; this would be an example of.... A

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1 Four Students From A Class Of Twenty Were Questioned For A Grade Versus Attendance This Would Be An Example Of A 1 (90.29 KiB) Viewed 55 times

1. Four students from a class of twenty were questioned for a grade versus attendance; this would be an example of.... A) sampling C) interviewing B) surveying D) organizing 2. The weights of students in a school is A) discrete C) nominal B) ordinal D) continuous 3. Identify the level of measurement for the weights of students in a school: A) interval C) nominal B) ratio D) ordinal 4. In a week the prices of a bag of rice were 350, 280, 340, 290, 320, 310, 300. The range is A) 40 C) 60 B) 50 D) 70 5. What is the median of the following list: 7, 3, 9, 4, 31, 12, 25, 8, 19, 6, 22 A) 8 C) 9 B) 12 D) none of the above responses 6. If a sample of data has mean 25 and variance 9, then it's coefficient of variation is: A) 83.3% C) 12% B) 36 % D) 34% 7. If you know that X2 = 114, X = 20, n = 4, the sample mean will be A) 5 C) 5.7 B) 3 D) 28.5 8. If you know that X X2 = 114, X X = 20, n = 4, the sample standard deviation will be A) 4.66 C) 5.7 B) 1.87 D) 2.16 =