Data Processing
Q) What are the three measures of central tendency?
Answer: Mean, median, mode
Q) How is the mean calculated?
Answer: Sum of all values divided by the number of observations
Q) Is the mean affected by outliers?
Answer: Yes, sensitive to outliers
Q) How is the median calculated?
Answer: Middle value when data is arranged in ascending/descending order
Q) Is the median affected by outliers?
Answer: No, not affected by outliers
Q) How is the mode calculated?
Answer: Most frequent value
Q) What is the advantage of the mode?
Answer: Easy to understand and not affected by outliers
Q) When is the mean most useful?
Answer: For normally distributed data
Q) When is the median most useful?
Answer: For skewed data or when there are outliers
Q) What is the disadvantage of the mode?
Answer: Not as informative as other measures
Q) What is the best measure of central tendency to use?
Answer: It depends on the specific data and situation