Mohan caught 100 frogs from a garden and measured their weights. The mean weight of these frogs is a:
Answer & explanation
Correct answer: option 3
The correct answer is Option (3) → statistic
The 100 frogs are a sample from all the frogs in the garden (the population).
A number worked out from the whole population is a parameter; a number worked out from a sample is a statistic.
The mean weight of the 100 caught frogs comes from the sample, so it is a statistic.
CBSE Applied Mathematics (Class XII):
Parameter and Statistics
