Question
प्रत्येक आदमी यही
कहेगा। वाक्य में ‘प्रयुक्त’, ______________ का बोधक है।Solution
The correct answer is C
X and Y are independent normal variables with mean 50 and 80 respectively and standard deviation as 4 and 3 respectively. What is the distribution o...
If the sum of lower and upper qualities is 6 and quartile deviation is 1.5, then the value of coefficient of quartile deviation is
If the difference between the rank of the 4 observations are 2.5, 0.5, -1.5, -1.5, then Spearman's rank correlation coefficient equals to:
28 If r ₁₂ = +0.80, r13 = -0.40 and r23 = -0.56, then the square of multiple correlation coefficient (correct to four decimal places) R2...
A dice was thrown 400 times and 'six' resulted 80 times. The data is used to justify the hypothesis of an unbiased dice at 95% confidence. With referen...
The null hypothesis in ANOVA one-way classification, the study of the variances due to k different sources, 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 group of 100 students, the mean and standard deviation of scores were found to be 30 and 5 respectively. Later on it was discovered that the scor...
If Z1, Z2,…Zn are n independent standard normal variates, then Σni=1 Z2i will follow:
