Question
What will come in the place of question mark (?) in the
given expression? (50 × 6 ÷ 12) × 9 = ?Solution
(50 × 6 ÷ 12) × 9 = ? ? = 225
The grouped data for the observation are as follows.
Class :Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 2-4Â Â Â Â Â Â Â Â 4-6Â Â Â Â Â Â Â Â Â 6-8<...
Which one is not non-probability sample method
For the recorded observation, the coefficient of variation is 0.2 and the variance is 16. The arithmetic mean is:
Which of the following is an example of using a sample to make inference about a population?
Which of the following options is correct when data is classified on the basis of attributes?
A physical instructor claims that the mean weight of students in school is greater than 82 kg with standard deviation 20. If a sample of size 81 studen...
The variation among the observations of each specific class is known as:
A B and C are three mutually exclusive and exhaustive events associated with a random experiment. If P(B) = (3/2) P(A) and P(C) = (1/2) P(B) then value...
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