MBA%20Business%20Statistics%20Mcq%20Set%202 MBA MCQs: multiple choice questions and answers,Mock Tests and Practice Papers

Question:

Departure from symmetry is called:

1.Second moment

2.Kurtosis

3.Skewness

4.Variation

Posted Date:-2021-11-13 18:32:53

Question:

First two moments about the value 2 of a variable are 1 and 16. The variance will be:

1.13

2.15

3.16

4.Difficult to tell

Posted Date:-2021-11-13 18:32:30

Question:

For two independent variables X and Y if S.D(X) = 1 and S.D(Y) = 3, then Var(3X - Y) is equal to:

1.0

2.6

3.18

4.12

Posted Date:-2021-11-13 18:22:58

Question:

Given below the four sets of observations. Which set has the minimum variation?

1.46, 48, 50, 52, 54

2.30, 40, 50, 60, 70

3.40, 50, 60, 70, 80

4.48, 49, 50, 51, 52

Posted Date:-2021-11-13 18:20:57

Question:

If mean=10, median=8 and standard deviation=6, then coefficient of skewness is:

1.1

2.-1

3.2/6

4.2

Posted Date:-2021-11-13 18:39:07

Question:

If mean=20, median=16 and standard deviation=2, then coefficient of skewness is:

1.1

2.2

3.4

4.-2

Posted Date:-2021-11-13 18:16:24

Question:

If mean=50, mode=40 and standard deviation=5, the distribution is:

1.Positively skewed

2.Negatively skewed

3.Symmetrical

4.Difficult to tell

Posted Date:-2021-11-13 18:33:18

Question:

If Q3=20 and Q1=10, the coefficient of quartile deviation is:

1.3

2.1/3

3.2/3

4.1

Posted Date:-2021-11-13 18:35:08

Question:

If the sum of deviations from median is not zero, then a distribution will be:

1.Symmetrical

2.Skewed

3.Normal

4.All of the above

Posted Date:-2021-11-13 18:16:50

Question:

If the third central is negative, the distribution will be:

1.Symmetrical

2.Positively skewed

3.Negatively skewed

4.Normal

Posted Date:-2021-11-13 18:38:18

Question:

If there are ten values each equal to 10, then standard deviation of these values is:

1.100

2.20

3.10

4.0

Posted Date:-2021-11-13 18:39:58

Question:

If XÌ„ = Rs.20, S= Rs.10, then coefficient of variation is:

1.45%

2.50%

3.60%

4.65%

Posted Date:-2021-11-13 18:24:14

Question:

In a symmetrical distribution Q1 = 20 and median= 30. The value of Q3 is:

1.50

2.35

3.40

4.25

Posted Date:-2021-11-13 18:39:32

Question:

In a symmetrical distribution, the coefficient of skewness will be:

1.0

2.Q1

3.Q3

4.1

Posted Date:-2021-11-13 18:16:02

Question:

In case of positively skewed distribution, the extreme values lie in the:

1.Middle

2.Left tail

3.Right tail

4.Anywhere

Posted Date:-2021-11-13 18:33:45

Question:

The average of squared deviations from mean is called:

1.Mean deviation

2.Variance

3.Standard deviation

4.Coefficient of variation

Posted Date:-2021-11-13 18:35:31

Question:

The degree to which numerical data tend to spread about an average value called:

1.Constant

2.Flatness

3.Variation

4.skewness

Posted Date:-2021-11-13 18:20:30

Question:

The first and second moments about arbitrary constant are -2 and 13 respectively, The standard deviation will be:

1.-2

2.3

3.9

4.13

Posted Date:-2021-11-13 18:37:53

Question:

The first moment about X = 0 of a distribution is 12.08. The mean is:

1.10.80

2.10.08

3.12.08

4.12.88

Posted Date:-2021-11-13 18:15:34

Question:

The lack of uniformity or symmetry is called:

1.Skewness

2.Dispersion

3.Kurtosis

4.Standard deviation

Posted Date:-2021-11-13 18:38:41

Question:

The lower and upper quartiles of a distribution are 80 and 120 respectively, while median is 100. The shape of the distribution is:

1.Positively skewed

2.Negatively skewed

3.Symmetrical

4.Normal

Posted Date:-2021-11-13 18:17:15

Question:

The mean deviation is minimum when deviations are taken from:

1.Mean

2.Mode

3.Median

4.Zero

Posted Date:-2021-11-13 18:21:45

Question:

The mean of an examination is 69, the median is 68, the mode is 67, and the standard deviation is 3. The measures of variation for this examination is:

1.67

2.68

3.69

4.3

Posted Date:-2021-11-13 18:23:51

Question:

The measure of dispersion which uses only two observations is called:

1.Range

2.Quartile deviation

3.Mean deviation

4.Standard deviation

Posted Date:-2021-11-13 18:34:43

Question:

The moments about origin are called:

1.Moments about zero

2.Raw moments

3.Both (a) and (b)

4.(d)Neither (a) nor (b)

Posted Date:-2021-11-13 18:15:09

Question:

The range of the values -5, -8, -10, 0, 6, 10 is:

1.0

2.10

3.-10

4.20

Posted Date:-2021-11-13 18:21:20

Question:

The second moment about arithmetic mean is 16, the standard deviation will be:

1.16

2.4

3.2

4.0

Posted Date:-2021-11-13 18:24:43

Question:

The sum of squares of the deviations is minimum, when deviations are taken from:

1.Mean

2.Mode

3.Median

4.Zero

Posted Date:-2021-11-13 18:22:12

Question:

The value of Î²2 can be:

1.Less than 3

2.Greater than 3

3.Equal to 3

4.All of the above

Posted Date:-2021-11-13 18:17:42

Question:

The value of standard deviation changes by a change of:

1.Origin

2.Scale

3.Algebraic signs

4.None of these

Posted Date:-2021-11-13 18:22:34

Question:

The variance of 19, 21, 23, 25 and 27 is 8. The variance of 14, 16, 18, 20 and 22 is:

1.Greater than 8

2.8

3.Less than 8

4.8 - 5 = 3

Posted Date:-2021-11-13 18:14:08

Question:

Three factories A, B, C have 100, 200 and 300 workers respectively. The mean of the wages is the same in the three factories. Which of the following statements is true?

1.There is greater variation in factory C.

2.Standard deviation in. factory A is the smallest.

3.Standard deviation in all the three factories are equal

4.None of the above

Posted Date:-2021-11-13 18:36:21

Question:

Var(X) = 4 and Var(Y) =9. If X and Y are independent random variable then Var(2X + Y) is:

1.13

2.17

3.25

4.-1.

Posted Date:-2021-11-13 18:14:42

Question:

Which of the following is a unit free quantity:

1.Range

2.Standard deviation

3.Coefficient of variation

4.Arithmetic mean

Posted Date:-2021-11-13 18:35:55

Question:

Which of the following is correct in a negatively skewed distribution?

1.The arithmetic mean is greater than the mode

2.The arithmetic mean is greater than the median

3.(Q3 - Median) = (Median - Q1)

4.(Q3 - Median) < (Median - Q1)

Posted Date:-2021-11-13 18:34:17

Question:

Which of the following measures of dispersion is independent of the units employed?

1.Coefficient of variation

2.Quartile deviation

3.Standard deviation

4.Range

Posted Date:-2021-11-13 18:37:30

Question:

Which of the following statements is false?

1.The standard deviation is independent of change of origin

2.If the moment coefficient of kurtosis Î²2 = 3, the distribution is mesokurtic or normal.

3.If the frequency curve has the same shape on both sides of the centre line which divides the curve into two equal parts, is called a symmetrical distribution.

4.Variance of the sum or difference of any two variables is equal to the sum of their respective variances

Posted Date:-2021-11-13 18:23:25

Posted on by R4R Team

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MBA/MBA%20Business%20Statistics%20Mcq%20Set%202 Sample Test,Sample questions

Question: Departure from symmetry is called:

Question: First two moments about the value 2 of a variable are 1 and 16. The variance will be:

Question: For two independent variables X and Y if S.D(X) = 1 and S.D(Y) = 3, then Var(3X - Y) is equal to:

Question: Given below the four sets of observations. Which set has the minimum variation?

Question: If mean=10, median=8 and standard deviation=6, then coefficient of skewness is:

Question: If mean=20, median=16 and standard deviation=2, then coefficient of skewness is:

Question: If mean=50, mode=40 and standard deviation=5, the distribution is:

Question: If Q3=20 and Q1=10, the coefficient of quartile deviation is:

Question: If the sum of deviations from median is not zero, then a distribution will be:

Question: If the third central is negative, the distribution will be:

Question: If there are ten values each equal to 10, then standard deviation of these values is:

Question: If XÌ„ = Rs.20, S= Rs.10, then coefficient of variation is:

Question: In a symmetrical distribution Q1 = 20 and median= 30. The value of Q3 is:

Question: In a symmetrical distribution, the coefficient of skewness will be:

Question: In case of positively skewed distribution, the extreme values lie in the:

Question: The average of squared deviations from mean is called:

Question: The degree to which numerical data tend to spread about an average value called:

Question: The first and second moments about arbitrary constant are -2 and 13 respectively, The standard deviation will be:

Question: The first moment about X = 0 of a distribution is 12.08. The mean is:

Question: The lack of uniformity or symmetry is called:

Question: The lower and upper quartiles of a distribution are 80 and 120 respectively, while median is 100. The shape of the distribution is:

Question: The mean deviation is minimum when deviations are taken from:

Question: The mean of an examination is 69, the median is 68, the mode is 67, and the standard deviation is 3. The measures of variation for this examination is:

Question: The measure of dispersion which uses only two observations is called:

Question: The moments about origin are called:

Question: The range of the values -5, -8, -10, 0, 6, 10 is:

Question: The second moment about arithmetic mean is 16, the standard deviation will be:

Question: The sum of squares of the deviations is minimum, when deviations are taken from:

Question: The value of Î²2 can be:

Question: The value of standard deviation changes by a change of:

Question: The variance of 19, 21, 23, 25 and 27 is 8. The variance of 14, 16, 18, 20 and 22 is:

Question: Three factories A, B, C have 100, 200 and 300 workers respectively. The mean of the wages is the same in the three factories. Which of the following statements is true?

Question: Var(X) = 4 and Var(Y) =9. If X and Y are independent random variable then Var(2X + Y) is:

Question: Which of the following is a unit free quantity:

Question: Which of the following is correct in a negatively skewed distribution?

Question: Which of the following measures of dispersion is independent of the units employed?

Question: Which of the following statements is false?

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Question:
Departure from symmetry is called:

Question:
First two moments about the value 2 of a variable are 1 and 16. The variance will be:

Question:
For two independent variables X and Y if S.D(X) = 1 and S.D(Y) = 3, then Var(3X - Y) is equal to:

Question:
Given below the four sets of observations. Which set has the minimum variation?

Question:
If mean=10, median=8 and standard deviation=6, then coefficient of skewness is:

Question:
If mean=20, median=16 and standard deviation=2, then coefficient of skewness is:

Question:
If mean=50, mode=40 and standard deviation=5, the distribution is:

Question:
If Q3=20 and Q1=10, the coefficient of quartile deviation is:

Question:
If the sum of deviations from median is not zero, then a distribution will be:

Question:
If the third central is negative, the distribution will be:

Question:
If there are ten values each equal to 10, then standard deviation of these values is:

Question:
If XÌ„ = Rs.20, S= Rs.10, then coefficient of variation is:

Question:
In a symmetrical distribution Q1 = 20 and median= 30. The value of Q3 is:

Question:
In a symmetrical distribution, the coefficient of skewness will be:

Question:
In case of positively skewed distribution, the extreme values lie in the:

Question:
The average of squared deviations from mean is called:

Question:
The degree to which numerical data tend to spread about an average value called:

Question:
The first and second moments about arbitrary constant are -2 and 13 respectively, The standard deviation will be:

Question:
The first moment about X = 0 of a distribution is 12.08. The mean is:

Question:
The lack of uniformity or symmetry is called:

Question:
The lower and upper quartiles of a distribution are 80 and 120 respectively, while median is 100. The shape of the distribution is:

Question:
The mean deviation is minimum when deviations are taken from:

Question:
The mean of an examination is 69, the median is 68, the mode is 67, and the standard deviation is 3. The measures of variation for this examination is:

Question:
The measure of dispersion which uses only two observations is called:

Question:
The moments about origin are called:

Question:
The range of the values -5, -8, -10, 0, 6, 10 is:

Question:
The second moment about arithmetic mean is 16, the standard deviation will be:

Question:
The sum of squares of the deviations is minimum, when deviations are taken from:

Question:
The value of Î²2 can be:

Question:
The value of standard deviation changes by a change of:

Question:
The variance of 19, 21, 23, 25 and 27 is 8. The variance of 14, 16, 18, 20 and 22 is:

Question:
Three factories A, B, C have 100, 200 and 300 workers respectively. The mean of the wages is the same in the three factories. Which of the following statements is true?

Question:
Var(X) = 4 and Var(Y) =9. If X and Y are independent random variable then Var(2X + Y) is:

Question:
Which of the following is a unit free quantity:

Question:
Which of the following is correct in a negatively skewed distribution?

Question:
Which of the following measures of dispersion is independent of the units employed?

Question:
Which of the following statements is false?