**1201. The organization of a set of data in a table showing the distribution of data into classes together with the number of observation in each class is called :**

A. Truth table**B. Frequency distribution**

C. Polygon

D. Data table

**1202. The precise numbers which separate one class from another in a frequency distribution are called :**

A. Class limits**B. Class boundaries ***

C. Class mark

D. Class width

**1203. The difference between the largest and smallest value of the data is called :**

A. Lenght

B. Distance**C. Range ***

D. Width

**1204. which of the following is a graphical representtaion of data :**

A. Bar charts

B. Histogram

C. Pie-Chart**D. All of these**

**1205. In a cumulative frequency polygon if cumulative distribution increases only in jump and is constant between jumps, then variable is :**

A. Continous **B. Discrete ***

C. Constant

D. Smooth

**1206. The tendency of the observation to cluster in the central part of the data set is called :**

A. Mean

B. Median

C. Mode**D. Central tendency ***

**1207. Which of the following is a measue of central tendency :**

A. Mean

B. Median

C. Mode**D. All of these ***

**1208. If the single peaked frequency distribution is absolutely symmetrical, then which of the following is correct :**

A. Mean > Median > Mode

B. Mean < Medain < Mode**C. Mean = Median = Mode ***

D. None

**1209: if Mean = Median = Mode then frequency ****distribution**** is :**

A. Symmetrical**B. Skewed (Asymmetrical ) ***

C. Curved

D. Straight

**1210. If a frequency distribution is neither skewed nor J-shaped then which of the following is correct :**

**A. Mode = 3 Median – 2 Mean ***

B. Mode = Median = Mean

C. Mode = Median + Mean

D. None