The lowest score is 23 and the highest score is 87. Permissible class interval widths are
A) 3, 4, 5
B) 4, 5, 6
C) 5, 6, 7
D) 6, 7, 8
Correct Answer:
Verified
Q10: It is claimed that class intervals should
Q11: When scores are grouped, it is desirable
Q12: The magnitude of grouping error is
A) greatest
Q13: John uses our guidelines to arrive at
Q14: The lowest score is 23 and the
Q16: We plan to use an interval size
Q17: The apparent limits of an interval are
Q18: The real limits of the interval 50-54
Q19: If measurement is to the nearest 10
Q20: If we sum the values of ƒ
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