**1101. The sum of all classes’ relative frequencies will always be equal to:**

A. The sample size**B. One ***

C. Any value larger than one

D. The number of classes

**1102. For each class, the sum of the percent frequencies will always be equal to:**

A. The study’s number of items

B. One

C. The number of classes**D. 100 ***

**1103. The following is provided by the distinction between the lower class limits of adjacent classes:**

A. Number of classes

B. Class midpoint

C. Class limit**D. Class width ***

**1104. In a cumulative frequency distributing the last class will always have a cumulative frequency equal to :**

A. One

B. 100%**C. The total number of data set elements ***

D. None of these

**1105. The final class will have a cumulative relative frequency that is equal to in a distribution of cumulative relative frequencies:**

**A. One ***

B. zero

C. The total number of data set elements

D. None of these

**1106. The last class in a distribution of cumulative percent frequency will have a cumulative percent frequency of:**

A. One**B. 100 ***

C. The total number of data set elements

D. None of these

**1107. The distribution with the widest class width will have the following characteristics if multiple frequency distributions are constructed from the same data set:**

**A. Fewest classes ***

B. Most classes

C. The other distributions all have the same number of classes because they are all made from the same data.

D. None of these

**1108. The magnitude of a class is :**

A. The result of lower cutoff and furthest breaking point

B. The sum of the upper and lower limits; **C. The difference between the upper and lower limits ***

D. None of these

**1109. How to construct the class interval :**

**A. Find the difference between consecutive lower class limits ***

B. Divide the class frequencies in half

C. Divide the frequency of the class by the number of observations

. D. Count how many observations are in the class.

**1110. If 35 is the upper limit of the class interval of class size 10 , then the lower limit of the class- interval is :**

A. 20**B. 25 ***

C. 30

D. None of these