Empirical Values MCQs with Answers PDF Download – Test 70

MCQ 346: According to empirical rule, the mean and standard deviation interval that covers approximately 95.45% of data from a frequency distribution is:

1. μ±σ
2. 2μ±2σ
3. 3μ±2σ
4. μ±2σ

MCQ 347: The measures whose calculated values represents only some proportion of frequency distribution are classified as:

1. measures of deciles systems
2. measures of momentum system
3. measures of percentile system
4. measures of moment system

MCQ 348: If each value of frequency distribution is divided by total number of recorded observations in distribution then the resultant value is called:

1. interval frequency distribution
2. percentage frequency distribution
3. nominal frequency distribution
4. ordinal frequency distribution

MCQ 349: When the data is arranged, the middle value in the set of observations is classified as:

1. median
2. mean
3. variance
4. standard deviation

MCQ 350: If the frequencies widely varies between different classes, then the measure of central tendency must be used is:

1. non-paired arithmetic mean
2. square of arithmetic mean
3. weighted arithmetic mean
4. paired arithmetic mean