Q1.
Consider the following statements :
Which of the above statements are correct?
- (a) For ordinal and ratio scale data, median is a recommended measure of location.
- (b) Pie diagrams and bar diagrams are recommended graphs for nominal data.
- (c) For interval scale data, the recommended graph is histogram and the recommended measure of variability is standard deviation.
- (d) 1, 2 and 3