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81
For comparing the health conditions of two towns we have to calculate
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Answer: Option C
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82
The first step of summarising the data as
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Answer: Option B
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83
The correlation coefficient lies between
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Answer: Option A
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84
Formula of coefficient of variation is
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Answer: Option D
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85
If μ4 = 48 in normal distribution, then the value of variance will be
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Answer: Option C
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86
Extreme values have no effect on
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Answer: Option C
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87
Statistics can
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Answer: Option C
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88
Student's t-distribution was discovered by
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Answer: Option D
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89
Arithmetic mean and variance are always equal in
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Answer: Option B
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90
For test of goodness of fit, which statistical test is applied
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Answer: Option A
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