Question
Choose the option that is the indirect form of the
sentence. Vandana said, “I’m being dropped to office today’’.Solution
The correct answer is B
If the first quartile of data set 8,10,8,7,9 is 7.5, then the value of quartile deviation is
Let (Xi, I ≥ 1} be independent and identically distributed random variables with P(Xi =1) = p = 1-P(Xi = 0), Sn = ∑ni = 1 X i . The dist...
If the random sample of size n is drawn without replacement from a finite population of size N, the correction factor for standard error of sample mean...
If A and B are manually exclusive events such that P(A)P(B) > 0 , then which option is correct?
From standard pack of 52 cards, 3 cards are drawn at random without replacement. The probability of drawing a king, a queen and a jack in order is
Five persons A, B, C, D and E occupy seats in a row at random. The probability that A and B sit next to each other is:
For a random variable x, the central moments (µi) of all order exist. The square of (2j + 1)th moment (µ22j+1) is
If A,B and C are arbitrary events, then P(A ∩ B ∩ C) equals to:
The mean and median of the distribution is 12 and 15. Then the mode equals to:
Which of the following is an example of using a sample to make inference about a population?
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