## Business Statistics

### `Q 71. The coefficient of correlation between the regression coefficients is:`

(A) Arithmetic Mean
(B) Geometric Mean
(C) Average
(D) none

Share in MCQ Buddy Groups

### `Q 72. The regression coefficients re independent of change of origin but:`

(A) Not of Scale
(B) Also of Scale
(C) No Change in scale
(D) none

Share in MCQ Buddy Groups

### `Q 73. If one of the regression coefficient is greater than unity, the other must be:`

(A) More than Unity
(B) Less than Unity
(C) Unity
(D) none

Share in MCQ Buddy Groups

### `Q 74. If the observations of a variable X are, -4, -20, -30, -44 and -36, then the value of the range will be:`

(A) -48
(B) 40
(C) -40
(D) 48

Share in MCQ Buddy Groups

### `Q 75. The range of the scores 29, 3, 143, 27, 99 is:`

(A) 140
(B) 143
(C) 146
(D) 70

Share in MCQ Buddy Groups

### `Q 76. In quality control of manufactured items, the most common measure of dispersion is:`

(A) Range
(B) Average deviation
(C) Standard deviation
(D) Quartile deviation

Share in MCQ Buddy Groups

### `Q 77. The measure of dispersion which uses only two observations is called:`

(A) Range
(B) Quartile deviation
(C) Mean deviation
(D) Standard deviation

Share in MCQ Buddy Groups

### `Q 78. The measure of dispersion which uses only two observations is called:`

(A) Mean
(B) Median
(C) Range
(D) Coefficient of variation

Share in MCQ Buddy Groups

### `Q 79. Which of the following is an absolute measure of dispersion?`

(A) Coefficient of variation
(B) Coefficient of dispersion
(C) Standard deviation
(D) Coefficient of skewness

Share in MCQ Buddy Groups

### `Q 80. Given below the four sets of observations. Which set has the minimum variation?`

(A) 46, 48, 50, 52, 54
(B) 30, 40, 50, 60, 70
(C) 40, 50, 60, 70, 80
(D) 48, 49, 50, 51, 52

Share in MCQ Buddy Groups