Business Statistics
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Q 71. The coefficient of correlation between the regression coefficients is:
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Q 72. The regression coefficients re independent of change of origin but:
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Q 73. If one of the regression coefficient is greater than unity, the other must be:
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Q 74. If the observations of a variable X are, -4, -20, -30, -44 and -36, then the value of the range will be:
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Q 75. The range of the scores 29, 3, 143, 27, 99 is:
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Q 76. In quality control of manufactured items, the most common measure of dispersion is:
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Q 77. The measure of dispersion which uses only two observations is called:
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Q 78. The measure of dispersion which uses only two observations is called:
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Q 79. Which of the following is an absolute measure of dispersion?
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