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07-21-2010, 10:42 PM
FINALTERM EXAMINATION
Spring 2009
MTH302- Business Mathematics & Statistics

Time: 120 min
Marks: 80
Question No: 1 ( Marks: 1 ) - Please choose one
The Basic salary of an employee is Rs 7,000. What is the contribution of the company
on account of gratuity to the Gratuity Trust Fund?

Rs 636.36
Rs 6363.6
Rs 63.636
Rs 6363


Question No: 2 ( Marks: 1 ) - Please choose one
An arrangement of data by successive time periods is called a

Exponential Smoothing
Time Series
Combination
Permutation


Question No: 3 ( Marks: 1 ) - Please choose one
The graph of time series is called

Straight line
Smooth Curve
Parabola
Histogram


Question No: 4 ( Marks: 1 ) - Please choose one
When a straight is fitted to time series data, it is called

Linear equation
Linear regression
Linear trend
Non-Linear equation


Question No: 5 ( Marks: 1 ) - Please choose one
What variation does moving average method eliminate?

Seasonal
Cyclical
Irregular
Secular trend


Question No: 6 ( Marks: 1 ) - Please choose one
The temperature was 30°C in the afternoon and the temperature dropped to 26°C in the
evening. Find the percentage change in the temperature.

13.33%
15%
14.26%
12%


Question No: 7 ( Marks: 1 ) - Please choose one
Observed errors, which represent information from the data which is not explained by
the model, are called?

Marginal values
Residuals
Mean square errors
Standard errors


Question No: 8 ( Marks: 1 ) - Please choose one
An insurance company wants to predict sales from the amount of money they spend on
advertising. Which would be the independent variable?

sales
advertising
insufficient information to decide
Both (i) and (ii) are correct.


Question No: 9 ( Marks: 1 ) - Please choose one
Frequency of occurrence is used in finding the

weighted mean
median
mode
variance


Question No: 10 ( Marks: 1 ) - Please choose one
If the equation of regression line is y = 5, then what result will you take out from it?

The line passes through origin.
The line passes through (5, 0)
The line is parallel to y-axis.
The line is parallel to x-axis


Question No: 11 ( Marks: 1 ) - Please choose one
Which of the following graphs is a visual presentation using horizontal or vertical bars to
make comparisons or to show relationships on items of similar makeup?

bar graph
pie graph
pictograph
line graph


Question No: 12 ( Marks: 1 ) - Please choose one
In how many ways can the letters of the word MANAGEMENT be rearranged so that
the two As do not appear together?

10! - 2!
9! - 2!
10! - 9!
None of these


Question No: 13 ( Marks: 1 ) - Please choose one
Which of the following describe the middle part of a group of numbers?

Measures of central tendency
measures of variability
measures of shape
measures of association


Question No: 14 ( Marks: 1 ) - Please choose one
In the United States, 43% of people wear a seat belt while driving. If two people are chosen at random, what is the probability that both of them wear a seat belt?

18%
20%
25%
None of these


Question No: 15 ( Marks: 1 ) - Please choose one
The midrange is not greatly affected by outliers

False
True


Question No: 16 ( Marks: 1 ) - Please choose one
In which of the following form, can the probability be written?

fraction
decimal
percentage
All of these.


Question No: 17 ( Marks: 1 ) - Please choose one
The moving averages of the Prices 90,70,30,110 are

63.33, 70
73.33,80
45.45, 68
65.50, 75


Question No: 18 ( Marks: 1 ) - Please choose one
Sum of annuity is always

Present value
Future value
Net present value
Current value


Question No: 19 ( Marks: 1 ) - Please choose one
Write a formula to find the simple interest (I) if $5000 is invested at 4% for 2 years.

I=PRT
I=P+R+T
I=PT
I=P(R+T)


Question No: 20 ( Marks: 1 ) - Please choose one
Solve 3x = 27 for x

0.9
6
18
9



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viki
07-31-2010, 05:06 PM
MTH302 solved Fall 2009 Final Term