Q. Geometric mean is suitable when the values are given as: Proportions Ratios Percentage rates All of the above Answer: All of the above
Geometric mean is suitable when the values are given as Read More »
Q. Taking the relevant root of the product of all non-zero and positive values are called: Arithmetic mean Geometric mean Harmonic mean Combined mean Answer: Geometric mean
Taking the relevant root of the product of all non-zero and positive values are called Read More »
Q. If a set of data has one mode and its value is less than mean, then the distribution is called: Positively skewed Negatively skewed Symmetrical Normal Answer: Positively skewed
Q. The sum of the deviations taken from mean is: Always equal to zero Some times equal to zero Never equal to zero Less than zero Answer: Less than zero
Q. A curve that tails off to the right end is called: Positively skewed Negatively skewed Symmetrical Both (b) and (c) Answer: Positively skewed
A curve that tails off to the right end is called Read More »
Q. If the values of mean, median and mode coincide in a unimodel distribution, then the distribution will be: Skewed to the left Skewed to the right Multimodal Symmetrical Answer: Symmetrical
Q. For moderately skewed distribution, the value of mode is calculated as: 2Mean 3Median 3Median 2Mean 2Mean + Mode 3Median – Mode Answer: 3Median 2Mean
For moderately skewed distribution, the value of mode is calculated as Read More »
Q. A distribution with two modes is called: Unimodel Bimodal Multimodal Normal Answer: Bimodal
Q. Extreme scores on an examination have the following effect on the mode: They tend to raise it they tend to lower it They have no effect on it difficult to tell Answer: They have no effect on it
Extreme scores on an examination have the following effect on the mode Read More »
Q. Suitable average for averaging the shoe sizes for children is: Mean Mode Median Geometric mean Answer: Mode
Suitable average for averaging the shoe sizes for children is Read More »
