PA HELP PO PLEASE! 4. Which of the following statement is the most accurate description for the concept of standard deviation?
A.The total distance from the smallest score to the highest score.
B.The square root of the total distance from the smallest score to highest score.
C.The squared average distance between all score and the mean.
D.The average distance between a score and the mean.
5. Which of the following sets of scores has the greatest variability (range)?
A. 2, 5, 8, 11
C. 20, 25, 26, 27
B. 13, 13, 13, 13
D. 42, 43, 44, 45
6. A teacher gave a statistical test to a class of Geography students and computed the measure of central tendency for the test scores. Which of the following statements cannot be an accurate description of the scores?
A.The majority of students had scores above the mean.
B.The majority of students had scores above the median.
C.The majority of students had scores above the mode.
D.All of the above options (A, B,& C) are false statements.
7. The sets below have the same mean. Which set of data has the points closed to the mean?
Set 1: Standard Deviation = 3.1
Set 2: Standard Deviation = 4.9
Set 3: Standard Deviation = 1.7
Set 4: Standard Deviation = 3.2
A. 1
B. 2
C. 3
D. 4
A.The total distance from the smallest score to the highest score.
B.The square root of the total distance from the smallest score to highest score.
C.The squared average distance between all score and the mean.
D.The average distance between a score and the mean.
5. Which of the following sets of scores has the greatest variability (range)?
A. 2, 5, 8, 11
C. 20, 25, 26, 27
B. 13, 13, 13, 13
D. 42, 43, 44, 45
6. A teacher gave a statistical test to a class of Geography students and computed the measure of central tendency for the test scores. Which of the following statements cannot be an accurate description of the scores?
A.The majority of students had scores above the mean.
B.The majority of students had scores above the median.
C.The majority of students had scores above the mode.
D.All of the above options (A, B,& C) are false statements.
7. The sets below have the same mean. Which set of data has the points closed to the mean?
Set 1: Standard Deviation = 3.1
Set 2: Standard Deviation = 4.9
Set 3: Standard Deviation = 1.7
Set 4: Standard Deviation = 3.2
A. 1
B. 2
C. 3
D. 4
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