If each observation of the data is increased by $5,$ then their mean

  • A
    is increased by $5$
  • B
    is decreased by $5$
  • C
    becomes $5$ times the original mean
  • D
    remains the same

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Similar Questions

$A$ football player scored the following number of goals in $10$ matches:
$1, 3, 2, 5, 8, 6, 1, 4, 7, 9$
Since the number of matches is $10$ (an even number),the median is calculated as:
Median $= \frac{5^{\text{th}} \text{ observation} + 6^{\text{th}} \text{ observation}}{2}$
$= \frac{8 + 6}{2} = 7$
Is this the correct answer? If not,why?

The weights (in $kg$) of $11$ students are given below:
$37, 42, 40, 39, 41, 35, 37, 36, 40, 40, 42$
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Find the mean of the first five prime numbers.

Represent the following data by a bar graph:
Name of student Kavya Ariv Ahaan Arya Arushi
Marks scored $90$ $80$ $50$ $60$ $40$

The range of the data: $25, 18, 20, 22, 16, 6, 17, 15, 12, 30, 32, 10, 19, 8, 11, 20$ is

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