I.Com Part 1 Statistics chapter 3 Short Question Preparation

11th Class Statistics Chapter 3

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11th Class Statistics Chapter Wise Preparation

Chapter 1
Chapter 2
Chapter 3
Chapter 4
Chapter 5
Chapter 6
Chapter 7
Chapter 8
Chapter 9

Online Short Questions For Chapter 3 "ICom Part 1 Statistics Chapter 3 Short Questions Preparation "

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Statistics - ICom Part 1 Statistics Chapter 3 Short Questions Preparation

Question # 1

What are teh others names of average.

Ans 1: 1- The Geometric mean
Ans 2: 2- The Harmonic mean
Ans 3: 3- Arithmetric mean

Question # 2

What are demerits of G.M?

Ans 1: 1.It becomes zero if any value is 0.2.it is sensible only for positive values.3.It becomes imaginary for negative values.

Question # 3

What is merit of mode.

Ans 1: 1.It is very quick to find.2.It is not affected by extreme values.

Question # 4

Calculate median from the given data.

Ans 1: 88,03,94,50,94,90,95,05

Question # 5

What is coding.

Ans 1: Instead of using the actual midpoints to perform our calculations, we can assign consective integers called codes to each of the midpoint.

Question # 6

Calculate G.M for 0,2,4,6 and 10

Ans 1: We cannot calculate G.M beacuse it vanished if one item in the data is zero.

Question # 7

Find the mode of 3,3,7,8,10,11,10,12.

Ans 1: Mode is the most repeated value.So mode =3 and 10

Question # 8

Define quartiles.

Ans 1: The values which divide an array data into four equal parts are called quartiles.

Question # 9

Write two properties of Harmonic Mean.

Ans 1: 1- It is based on all the values.
Ans 2: 2- It is capable of further algebraic manipulation.

Question # 10

Find the mode of 3,3,7,8,11,10,12

Ans 1: Mode = 3,10

Submit

Prepare Complete Set Wise Questions For Chapter 3 "ICom Part 1 Statistics Chapter 3 Short Questions Preparation "

Set 1

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Set 2

10 Questions
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Set 3

10 Questions
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Set 4

10 Questions
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ICom Part 1 Statistics Chapter 3 Short Questions Preparation - Set 1

Question # 1

What are teh others names of average.

Ans 1: 1- The Geometric mean
Ans 2: 2- The Harmonic mean
Ans 3: 3- Arithmetric mean

Question # 2

What are demerits of G.M?

Ans 1: 1.It becomes zero if any value is 0.2.it is sensible only for positive values.3.It becomes imaginary for negative values.

Question # 3

What is merit of mode.

Ans 1: 1.It is very quick to find.2.It is not affected by extreme values.

Question # 4

Calculate median from the given data.

Ans 1: 88,03,94,50,94,90,95,05

Question # 5

What is coding.

Ans 1: Instead of using the actual midpoints to perform our calculations, we can assign consective integers called codes to each of the midpoint.

Question # 6

Calculate G.M for 0,2,4,6 and 10

Ans 1: We cannot calculate G.M beacuse it vanished if one item in the data is zero.

Question # 7

Find the mode of 3,3,7,8,10,11,10,12.

Ans 1: Mode is the most repeated value.So mode =3 and 10

Question # 8

Define quartiles.

Ans 1: The values which divide an array data into four equal parts are called quartiles.

Question # 9

Write two properties of Harmonic Mean.

Ans 1: 1- It is based on all the values.
Ans 2: 2- It is capable of further algebraic manipulation.

Question # 10

Find the mode of 3,3,7,8,11,10,12

Ans 1: Mode = 3,10

Submit

ICom Part 1 Statistics Chapter 3 Short Questions Preparation - Set 2

Question # 1

Write merits of mode

Ans 1: 1- It is simple to understand and easy to calcualte.
Ans 2: 2- It is not affected by extremly large or extremly small values.

Question # 2

The mean is affected by change of origin and scale. Explain.

Ans 1: This means that if we add or subtract a constant from all the values or multiply or divide allt he valeus by a constant, the mean is affected by these changes.

Question # 3

Calculate G.M for 0,2,4,6 and 10

Ans 1: We cannot calculate G.M beacuse it vanished if one item in the data is zero.

Question # 4

What are the disirable qualities of a good average.

Ans 1: 1- It should be clearly defined preferably by a mathematical formula.
Ans 2: 2- It should be simple to understand and easy to calculate.
Ans 3: 3- It should be based on all the observations
Ans 4: 4- It should not be unduly affected by extremely large or extremely small observations.
Ans 5: 5- It should be capable of algebraic mainpulation.

Question # 5

Define quartiles.

Ans 1: The values which divide an array data into four equal parts are called quartiles.

Question # 6

If Mean =20 and Median=18.6 find mode using the formula connecting them.

Ans 1: Mode =3 median -2 Mean=3(18.6)-2(20)Mode =15.8

Question # 7

What is the merits and demerits of median.

Ans 1: Merits :1.It is quick to find.2.It is not much affected by large or small values.Demerits:1.It is not rigidly defined.2.It is not based on all the values.

Question # 8

Find six different statistical terms of the balance point or the central value of a symmetricla frequency curve.

Ans 1: Mean, Median, Mode, Q2,D5 and P 50

Question # 9

Calculate median from the given data.

Ans 1: 88,03,94,50,94,90,95,05

Question # 10

Descibr the empirical relation between the mean, median and mode.

Ans 1: For unimodal frequency curves whihc are moderately skewed, we have the Mean- Mode = 3 ( Mean - Median)

Submit

ICom Part 1 Statistics Chapter 3 Short Questions Preparation - Set 3

Question # 1

Find the mode and median of letter STATISTICS.

Ans 1: The mode of STATISTICS are S and T and median is S by arranging data

Question # 2

Find mode from the give data.:4,4,5,5,6,6,6.5.6.7.7

Ans 1: Mode = 5

Question # 3

Write merits of mode

Ans 1: 1- It is simple to understand and easy to calcualte.
Ans 2: 2- It is not affected by extremly large or extremly small values.

Question # 4

What happen to mean, median, G.M and H.M . If 10% is substrated from each value of given data.

Ans 1: 10% decrease by all

Question # 5

What is the merits and demerits of median.

Ans 1: Merits :1.It is quick to find.2.It is not much affected by large or small values.Demerits:1.It is not rigidly defined.2.It is not based on all the values.

Question # 6

Calculate median from the given data.

Ans 1: 88,03,94,50,94,90,95,05

Question # 7

What are the merits and demerits of Median .

Ans 1: Merits of Median:
1- The median is simple to understand and easy to calculate.
2- It is not effected by extremly large or extremly small values.
Ans 2: Demerits:
1- It is not rigidly defined.
2- It is based on all the values.

Question # 8

What is an average of position.

Ans 1: The median is sometimes called an average of position i.e. it is defined as the value of an item whihc holds a certain position in the array.
Ans 2: Quartiles, deciles and percentiles are also called average of position

Question # 9

Give important advantages and disadvantages of the mean.

Ans 1: Int is the most commonly used average. It is unique becasue every distribution has one and only one mean.
Ans 2: Its main disadvantage is that it is affected by extreme values that are not representative of the rest of the data.

Question # 10

Give two properties of A.M.

Ans 1: 1.Mean of constant value is that constant itself.2.Sum of deviations from mean is zero.3.Sum of square of deviation from mean is minimum.

Submit

ICom Part 1 Statistics Chapter 3 Short Questions Preparation - Set 4

Question # 1

The mean is affected by change of origin and scale. Explain.

Ans 1: This means that if we add or subtract a constant from all the values or multiply or divide allt he valeus by a constant, the mean is affected by these changes.

Question # 2

Define Deciles.

Ans 1: The values which divide the array data into ten equal parts are called deciles.

Question # 3

Give important advantages and disadvantages of the mean.

Ans 1: Int is the most commonly used average. It is unique becasue every distribution has one and only one mean.
Ans 2: Its main disadvantage is that it is affected by extreme values that are not representative of the rest of the data.

Question # 4

Give two properties of A.M.

Ans 1: 1.Mean of constant value is that constant itself.2.Sum of deviations from mean is zero.3.Sum of square of deviation from mean is minimum.

Question # 5

Descibr the empirical relation between the mean, median and mode.

Ans 1: For unimodal frequency curves whihc are moderately skewed, we have the Mean- Mode = 3 ( Mean - Median)

Question # 6

What are the disirable qualities of a good average.

Ans 1: 1- It should be clearly defined preferably by a mathematical formula.
Ans 2: 2- It should be simple to understand and easy to calculate.
Ans 3: 3- It should be based on all the observations
Ans 4: 4- It should not be unduly affected by extremely large or extremely small observations.
Ans 5: 5- It should be capable of algebraic mainpulation.

Question # 7

Calculate G.M for 0,2,4,6 and 10

Ans 1: We cannot calculate G.M beacuse it vanished if one item in the data is zero.

Question # 8

Find the mode of 3,3,7,8,10,11,10,12.

Ans 1: Mode is the most repeated value.So mode =3 and 10

Question # 9

Give the common advantage and a common disadvantage of the median and the mode.

Ans 1: A common advantaage of the mode and the median in that they are not affected by extremly small or extremly large values.
Ans 2: A common disadvantage is that both are not based on all the values of the distribution.

Question # 10

If Mean =20 and Median=18.6 find mode using the formula connecting them.

Ans 1: Mode =3 median -2 Mean=3(18.6)-2(20)Mode =15.8

Submit

11th Class Statistics Chapter 3 Preparation

Short Questions
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I.Com Part 1 Statistics chapter 3 Short Question Preparation

11th Class Statistics Chapter 3

11th Class Statistics Chapter Wise Preparation

Online Short Questions For Chapter 3 "ICom Part 1 Statistics Chapter 3 Short Questions Preparation "

Statistics - ICom Part 1 Statistics Chapter 3 Short Questions Preparation

What are teh others names of average.

What are demerits of G.M?

What is merit of mode.

Calculate median from the given data.

What is coding.

Calculate G.M for 0,2,4,6 and 10

Find the mode of 3,3,7,8,10,11,10,12.

Define quartiles.

Write two properties of Harmonic Mean.

Find the mode of 3,3,7,8,11,10,12

Prepare Complete Set Wise Questions For Chapter 3 "ICom Part 1 Statistics Chapter 3 Short Questions Preparation "

Set 1

Set 2

Set 3

Set 4

ICom Part 1 Statistics Chapter 3 Short Questions Preparation - Set 1

What are teh others names of average.

What are demerits of G.M?

What is merit of mode.

Calculate median from the given data.

What is coding.

Calculate G.M for 0,2,4,6 and 10

Find the mode of 3,3,7,8,10,11,10,12.

Define quartiles.

Write two properties of Harmonic Mean.

Find the mode of 3,3,7,8,11,10,12

ICom Part 1 Statistics Chapter 3 Short Questions Preparation - Set 2

Write merits of mode

The mean is affected by change of origin and scale. Explain.

Calculate G.M for 0,2,4,6 and 10

What are the disirable qualities of a good average.

Define quartiles.

If Mean =20 and Median=18.6 find mode using the formula connecting them.

What is the merits and demerits of median.

Find six different statistical terms of the balance point or the central value of a symmetricla frequency curve.

Calculate median from the given data.

Descibr the empirical relation between the mean, median and mode.

ICom Part 1 Statistics Chapter 3 Short Questions Preparation - Set 3

Find the mode and median of letter STATISTICS.

Find mode from the give data.:4,4,5,5,6,6,6.5.6.7.7

Write merits of mode

What happen to mean, median, G.M and H.M . If 10% is substrated from each value of given data.

What is the merits and demerits of median.

Calculate median from the given data.

What are the merits and demerits of Median .

What is an average of position.

Give important advantages and disadvantages of the mean.

Give two properties of A.M.

ICom Part 1 Statistics Chapter 3 Short Questions Preparation - Set 4

The mean is affected by change of origin and scale. Explain.

Define Deciles.

Give important advantages and disadvantages of the mean.

Give two properties of A.M.

Descibr the empirical relation between the mean, median and mode.

What are the disirable qualities of a good average.

Calculate G.M for 0,2,4,6 and 10

Find the mode of 3,3,7,8,10,11,10,12.

Give the common advantage and a common disadvantage of the median and the mode.

If Mean =20 and Median=18.6 find mode using the formula connecting them.

11th Class Statistics Chapter 3 Preparation

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