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प्रश्न
The mean of a data is defined as ______.
उत्तर
The mean of a data is defined as sum of all observations by the number of observations.
Explanation:
The average or Arithmetic Mean or mean of a given data is defined as sum of all observations by the number of observations.
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संबंधित प्रश्न
The mean of 35 observations is 20, out of which mean of first 18 observations is 15 and mean of last 18 observation is 25. Find the 18th observation.
The mean of 5 observations is 50. One of the observations was removed from the data, hence the mean became 45. Find the observation which was removed.
The number of Science and Mathematics projects submitted by Model high school, Nandpur in last 20 years at the state level science exibition is:
2, 3, 4, 1, 2, 3, 1, 5, 4, 2, 3, 1, 3, 5, 4, 3, 2, 2, 3, 2. Prepare a frequency table and find the mean of the data.
In a research laboratory scientists treated 6 mice with lung cancer using natural medicine. Ten days later, they measured the volume of the tumor in each mouse and given the results in the table
| Mouse marking | 1 | 2 | 3 | 4 | 5 | 6 |
| Tumor Volume (mm3) | 145 | 148 | 142 | 141 | 139 | 140 |
Find the mean
_______________ is a representative value of the entire data
The average of two numbers are 20. One number is 24, another number is ____________
Find the mean of first 10 prime numbers and first 10 composite numbers
Mean can never be a fraction.
Find the mean of the first ten even natural numbers.
Find the mean of first six multiples of 4.
