
1)
Which one of the following is not a component of the multiplicative time series model?
 A) trend
 B) irregular variation
 C) regression trend
 D) seasonality

2)
For graphing univariate data we use
 A) Pie charts,Bar chart
 B) Pareto diagram
 C) Side by side chart
 D) Both (1) & (2)

3)
Linear equation: x − y = 0 has the solution only if
 A) x > y
 B) x < y
 C) x = y
 D) x ≠ y

4)
For mutually exclusive events A and B
 A) Probability of A intersection B > 0
 B) Probability of A intersection B < 0
 C) Probability of A intersection B = 0
 D) None of these

5)
Faulty apple toffees in a production line average out at 6 per box.The management is willing to replace one box in a hundred.What is the number of faulty toffees that this probabilty corresponds to?
 A) 20
 B) 18
 C) 13
 D) None

6)
The following formula for probability P(A or B) = P(A) + P(B)P(A and B) is called
 A) The law of addition
 B) The law of subtraction
 C) The law of multiplication
 D) None of these

7)
In the normal distribution curve, peak of the bellshaped curve gives
 A) Standard deviation
 B) Variance
 C) Mean
 D) Frequency

8)
Scatterplots are used only for
 A) quantitative variables
 B) mulivariables
 C) surplus varible
 D) None of these

9)
A college has 10 basketball players. A 5member team and a captain will be selected out of these 10 players. How many different selections can be made?
 A) 1260
 B) 210
 C) 210
 D) 10C5 * 6

10)
An insurance company wants to predict sales from the amount of money they spend on advertising. Which would be the independent variable?
 A) sales
 B) advertising
 C) insufficient information to decide
 D) (iv) Both (i) and (ii) are correct.