SSC Statistics & Data Interpretation

Question 1

The mean of 5 observations is 10. If one observation of value 8 is added, what is the new mean?

Accepted Answer

9.67

Answer

9.33

Answer

10.25

Answer

10.50

Question 2

A pie chart shows that 25% of expenses are on food. If total expenses are Rs. 12,000, how much is spent on food?

Accepted Answer

Rs. 3,000

Answer

Rs. 2,500

Answer

Rs. 3,500

Answer

Rs. 4,000

Question 3

The mode of the data set {3, 5, 3, 7, 5, 3, 8} is:

Accepted Answer

3

Answer

5

Answer

7

Answer

8

Question 4

In a bar graph, the sales for Jan, Feb, Mar, Apr are 40, 60, 50, 70 units respectively. What is the total sales for the quarter Jan-Mar?

Accepted Answer

150

Answer

100

Answer

130

Answer

170

Question 5

What is the median of: 4, 7, 2, 9, 1, 5, 8?

Accepted Answer

5

Answer

6

Answer

7

Answer

4

Question 6

A line graph shows production (in tonnes): 2018=200, 2019=250, 2020=300. What is the percentage increase from 2018 to 2020?

Accepted Answer

50%

Answer

25%

Answer

33.3%

Answer

66.7%