Business Statistics and Research Methods MCQ Questions and Solutions with Explanations | Commerce

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51.
The chronological development of information in the body of the report is done according to the:

A. collection of data

B. order in which events occurred

C. choice of the writer

D. logical sequence of events

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52.
The correlation coefficient is the . . . . . . . . of two regression coefficients:

A. Geometric mean

B. Arithmetic mean

C. Harmonic mean

D. Median

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53.
Arithmetic mean and harmonic mean includes all values of the data set in its calculation.

A. True

B. False

C. Partly true

D. None of these

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54.
Regression lines intersect to each other

A. The point of the mean of X and Y

B. The point of the mean of X only

C. The point of the mean of Y only

D. The point of the median of X and Y

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55.
Addition theorem states that if two events A and B are mutually exclusive the probability of occurrence of either A or B is given by:

A. P(A) + P(B)

B. P(A) × P(B)

C. P(A) - P(B)

D. None of these

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56.
Mention the correct answers:
The ranks according to two attributes in a sample are given below:

R₁ 1 2 3 4 5

R₂ 5 4 3 2 1

The rank correlation between them is

A. 0

B. +1

C. -1

D. None of these

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57.
Which one of the following index satisfies both time reversal and factor reversal test?

A. Laspeyre's index number

B. Fisher's index number

C. Paasche's index number

D. Kelly's index number

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58.
Interpretative reports are usually in the form of

A. recommendation reports

B. routine reports

C. progress reports

D. informal reports

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59.
We should expect negative correlation while studying relationship between

A. income and expenditure of family

B. price and demand of a product

C. sales and profits of a company

D. none of the above

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60.
Statistical interference was the following forms.
1. Point estimation
2. Interval estimation

A. Only 1

B. Only 2

C. Both 1 and 2

D. None of these

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Business Statistics and Research Methods MCQ Questions and Solutions with Explanations | Commerce

51. The chronological development of information in the body of the report is done according to the:

Answer & Solution

52. The correlation coefficient is the . . . . . . . . of two regression coefficients:

Answer & Solution

53. Arithmetic mean and harmonic mean includes all values of the data set in its calculation.

Answer & Solution

54. Regression lines intersect to each other

Answer & Solution

55. Addition theorem states that if two events A and B are mutually exclusive the probability of occurrence of either A or B is given by:

Answer & Solution

56. Mention the correct answers: The ranks according to two attributes in a sample are given below: R1 1 2 3 4 5 R2 5 4 3 2 1 The rank correlation between them is

Answer & Solution

57. Which one of the following index satisfies both time reversal and factor reversal test?

Answer & Solution

58. Interpretative reports are usually in the form of

Answer & Solution

59. We should expect negative correlation while studying relationship between

Answer & Solution

60. Statistical interference was the following forms. 1. Point estimation 2. Interval estimation

Answer & Solution

Read More Section(Business Statistics and Research Methods)

51.
The chronological development of information in the body of the report is done according to the:

52.
The correlation coefficient is the . . . . . . . . of two regression coefficients:

53.
Arithmetic mean and harmonic mean includes all values of the data set in its calculation.

54.
Regression lines intersect to each other

55.
Addition theorem states that if two events A and B are mutually exclusive the probability of occurrence of either A or B is given by:

56.
Mention the correct answers:
The ranks according to two attributes in a sample are given below:

R₁ 1 2 3 4 5

R₂ 5 4 3 2 1

The rank correlation between them is

57.
Which one of the following index satisfies both time reversal and factor reversal test?

58.
Interpretative reports are usually in the form of

59.
We should expect negative correlation while studying relationship between

60.
Statistical interference was the following forms.
1. Point estimation
2. Interval estimation