1. Combined mean is :

• When mean of two or more than two series is computed collectively
• When mean of One or more than two series is computed collectively
• When mean of three or more than two series is computed collectively
• When mean of only two series is computed collectively

2. Which set of data has a higher mean? ALTHEENA: 1.3, 3.1, 4.1, 2.5, 2.2, 2.8 SOPHIA: 5.5, 1.1, 1.2, 2.4, 3.8, 2.0, 1.9

• ALTHEENA > SOPHIA
• ALTHEENA < SOPHIA
• ALTHEENA=SOPHIA

3. The two methods of finding mode in a discrete series are _______

• Grouping method and ascending method
• Table method and midpoint method
• Grouping method and inspecting method
• None of the above

4. Shoes manufacturing company only manufactures shoes for adults. Company wants to know the most popular size. Which type of central tendency will be the most appropriate?

• Mean
• Mode
• Range
• Median

5. What does the median represent in a set of numbers?

• whatever number is in the middle of the list, regardless of the value of the numbers
• the number that represents the middle value in the set of numbers
• the number that appears most often
• the average number

6. To find the ________ you put all numbers in order from least to greatest and find the number that is in the middle.

• Mean
• Median
• Mode
• Range

7. If you have two numbers in the middle, you should

• add them together and divide by two
• find the number in between the two
• find the mean of the two numbers
• all of these