Home › CAT › Quantitative Aptitude › Averages and Mixtures › The mean obtained by direct, assumed mean and st…
The mean obtained by direct, assumed mean and step-deviation methods is:
ADifferent
BLarger
CSmaller
DThe same
Answer & Solution
Correct answer: D. The same
1. The latter two just simplify the arithmetic.
2. All three give the same answer.
3. Choose by the size of the numbers.
_Source: NCERT Class 10 Mathematics, Chapter 14, Statistics._
Related questions
The median differs from the mean in that the median does not have to be:Quartiles and percentiles are together described as the common measures of:The median of that set, 4, 5, 6, 6, 6, 7, 7, 7, 7, 8, is:For that same set of ten values, the median is the average of which two ordered values?For the data 4, 5, 6, 6, 6, 7, 7, 7, 7, 8, the most frequent value is:A data set whose values sit closely near the mean will have a standard deviation that is:The variation of data values around the centre is captured by the:A quick graph that shows the exact values while revealing the pattern is a: