Given the distribution of grouped scores shown in the following table. 
How many occurrences are there for the interval 60-69?
A) 115
B) 37
C) 15
D) 21
Correct Answer:
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Q20: A researcher has collected some data on
Q21: Given the distribution of grouped scores shown
Q22: In graphing frequency distributions, _ is usually
Q23: What indicates the proportion of the total
Q24: What indicates the number of scores that
Q26: The purpose of a frequency distribution is
Q27: If i = 7, the scores are
Q28: The range of a set of scores
Q29: The true limits of 7.0 are _.
A)
Q30: Which of the following is (are) not
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