29. What should be the cumulative frequency before the 3 decile?
a. 4
b. 7
c. 12
d. 18
30. In solving the 1st quartile, the lower boundary to use is
a. 24.5
b.29.5
c.34.5
d. 39.5
31. What is the frequency of the median class?
b. 4
c. 5
d. 6
a. 3
32.The 3rd quartile is
a.39
b. 39.5
c. 40.5
d. 40.75
33. The lower quartile is
a. 30.33
b. 30
c. 29.33
d. 29
34. The cumulative frequency before the median class is
b. 7
a. 4
c. 12
d. 18
35 The frequency of the 3rd quartile class.
a.3
b. 4
c. 5
36. Rochelle got a score of 55 which is equivalent 70th percentile in a math test. Which of the following is
d. 6
NOT true?
a. She scored above 70% of her classmates.
b. 30% of the class got scoresof 55 and above.
c. If the passing mark is the first quartile,she passed the test
d. Her score is below the 5th decile.