alleryStart learning →A data set has median 10. Every value is tripled and then 4 is subtracted. The new median is:
A26
B34
C6
D30
Answer & Solution
Correct answer: A. 26
The median follows the same linear change as the data: 3 x 10 - 4 = 26.
Keep practising Measures of Central Tendency and Dispersion
Browse all Measures of Central Tendency and Dispersion questions for CA Foundation, or explore more Quantitative Aptitude topics.
Related questions
Every observation is doubled and then 5 is added. A mode of 6 becomes:In actuarial science, the coefficient of variation is known as:When the mean is close to zero, the coefficient of variation tends to:The coefficient of variation of an exponential distribution equals:For the progression 7, 11, 15, 19, 23 the mean and median are both:Which measure of dispersion uses only the largest and smallest values?Heights of plants are in centimetres. The range of these heights is expressed in:Five numbers have mean 20. If one number 30 is replaced by 10, the new mean is: