:::|| VU Askari ||::: MGT302_Final_Fall2009_MCQs_1_28_Solved

 

FINALTERM  EXAMINATION

Fall 2009

MTH302- Business Mathematics & Statistics (Session - 2)

Ref No:          

Time: 120 min

Marks: 80

    

Question No: 1    ( Marks: 1 )    - Please choose one

 Scatterplots are used only for

     

► quantitative variables                         

       ► mulivariables

 

       ►  surplus varible

 

       ► None of these

 

   

Question No: 2    ( Marks: 1 )    - Please choose one

 

If the CORRELATION function returns the #DIV/0 !  error value, what is the possible reason of the error?

 

 

     ► Array1 and Array2 have different number of data points.

     ► Either Array1 or array2 is empty.

     ► Array or reference argument contains text, logical values or empty cells.

     ► The arguments are names, arrays, or references that contain numbers.

   

Question No: 3    ( Marks: 1 )    - Please choose one

 A college has 10 basketball players. A 5-member team and a captain will be selected out of these 10 players. How many different selections can be made?

       ► 1260

       ► 210

       ► 10C6 * 6!

       ► 10C5 * 6

   

Question No: 4    ( 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?

 

       ► (i)  sales

       ► (ii)  advertising

       ► (iii) insufficient information to decide

► (iv)  Both (i) and (ii) are correct.

   

Question No: 5    ( 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: 6    ( Marks: 1 )    - Please choose one

 In a positively skewed distribution

 

► The mean, median, and mode are all equal.

 

► The mean is larger than the median

► The median is larger than the mean.

 

► The standard deviation must be larger than the mean or the median.

 

   

Question No: 7    ( Marks: 1 )    - Please choose one

 Which one of the following is not a component of the multiplicative time series model?

       ► trend

       ► irregular variation

       ► regression trend

       ► seasonality

 

       ► cyclicity

   

Question No: 8    ( Marks: 1 )    - Please choose one

 How many number of times will the digit '7' be written when listing the integers from 1 to 1000?

       ► 271

       ► 300

       ► 252

       ► 304

   

Question No: 9    ( Marks: 1 )    - Please choose one

 How many arrangements can be made of the letter BUSINESS

 

       ► 6723

       ► 6725

       ► 6720

       ► 6721

   

Question No: 10    ( Marks: 1 )    - Please choose one

 

The moving averages represent ------------------

 

       ► Time series variations

       ► Co-efficient of variations

       ► Statistical Dispersion

       ► Absolute deviation

   

Question No: 11    ( Marks: 1 )    - Please choose one

 The class frequency is

       ► The number of observations in each class

       ► The difference between consecutive lower class limits

       ► Always contains at least 5 observations

       ► Usually a multiple of the lower limit of the first class

   

Question No: 12    ( Marks: 1 )    - Please choose one

 Twelve randomly-chosen students were asked how many times they had missed class during a certain semester, with this result: 2, 1, 5, 1, 1, 3, 4, 3, 1, 1, 5, 18. For this sample, the standard deviation is approximately

 

       ► 4.75

 

       ► 4.55

       ► 3.03

       ► 3.75

   

Question No: 13    ( Marks: 1 )    - Please choose one

 The experimental region is the range of the previously observed values of the dependent variable.

 

       ► False

       ► True

   

Question No: 14    ( Marks: 1 )    - Please choose one

 Which of the following is not a violation of the independence assumption?

       ► Negative autocorrelation

       ► A pattern of cyclical error terms over time

       ► Positive autocorrelation

       ► A pattern of alternating error terms overtime

 

       ► A random pattern of error terms over time

   

Question No: 15    ( Marks: 1 )    - Please choose one

 All of the following are assumptions of the error terms in the simple linear regression model except

 

       ► normality.

       ► error terms with a mean of zero.

       ► constant variance.

       ► variance of one.

   

Question No: 16    ( Marks: 1 )    - Please choose one

 If the regression equation is equal to 23.6 - 54.2X, then 23.6 is the _________ while -54.2 is the ________ of the regression line.

       ► slope, intercept

       ► intercept, slope

       ► slope, regression coefficient

       ► radius, intercept

   

Question No: 17    ( Marks: 1 )    - Please choose one

 If mean scores of midterm and final term of a student is 78% and 80%. Also variances are 106 and 77 then

       ► Midterm has greater variation in marks than Final term

       ► Final term has greater variation in marks than Midterm

       ► No variation in midterm and final term marks

       ► None of the above.

   

Question No: 18    ( Marks: 1 )    - Please choose one

 If A and B are two mutually exclusive events, then

 

       ►

       ►

       ►

       ►

   

Question No: 19    ( Marks: 1 )    - Please choose one

 The equation for the correlation coefficient is  where

 

       ►

       ►

       ►

       ►

   

Question No: 20    ( Marks: 1 )    - Please choose one

 After the merchant buys merchandise, it is sold at a higher price called the _______

       ► Sale price

 

       ► Revenue discount

 

       ► Selling price

       ► Cost price

   

Question No: 21    ( Marks: 1 )    - Please choose one

 A reduction of the amount due on an invoice is called a _______ .

       ► Trade discount

       ► Net discount

 

       ► Cash discount

 

       ► Unearned discount

   

Question No: 22    ( Marks: 1 )    - Please choose one

 If the basic salary of an employee is 13000 what is the amount of allowances he is getting for his conveyance?

 

       ► 325

       ► 260

       ► 765

       ► 500

   

Question No: 23    ( Marks: 1 )    - Please choose one

 The minimum value of the correlation coefficient r can be

 

       ► -infinity

       ► 0

       ► -1

       ► 1

   

Question No: 24    ( Marks: 1 )    - Please choose one

 Total Provident Fund added to the employee's fund is ----------------- of the basic salary.

       ► 1 / 11 th

       ► 2 / 11 th

       ► 9.09 %

       ► 9.99%

   

Question No: 25    ( Marks: 1 )    - Please choose one

 If I is an identity matrix then it must also be a

 

       ► rectangular matrix

       ► row matrix

       ► column matrix

       ► scalar matrix

   

Question No: 26    ( Marks: 1 )    - Please choose one

 If an asset is purchased at Rs 3000 on the date 6/29/2008 and the first depreication period ends on 11/29/2008, where salvage value is 300 and period is taken as 1 on  20% interest rate where basis =1, then which of the following function Returns the depreciation for given accounting period

 

       ► =AMORLINC(3000, 6/29/2008, 11/29/2008, 300, 1*12, 20%, 1)

       ► =AMORLINC(3000, 6/29/2008, 11/29/2008, 300, 1, 20% / 12 , 1)

       ► =AMORLINC(3000, 6/29/2008, 11/29/2008, 300, 1, 20%, 1)

       ► =AMORLINC(3000, 6/29/2008, 11/29/2008, 300, 1*12 , 20%/12, 1)

       ► None of these

   

Question No: 27    ( Marks: 1 )    - Please choose one

 If is the matrix of dimension  and is the identity matrix of dimension. Then which of the following is true

 

       ► AI = I

 

             ►  AI = A

       ► A + I = A

 

       ► A + I = I

 

   

Question No: 28    ( Marks: 1 )    - Please choose one

 If the cost & selling price of a pen are Rs.12 & Rs.15 respectively, profit percentage is:

 

       ► 33.33%

 

       ► 25%

 

       ► 20%

 

       ► 10%