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निम्नलिखित प्रश्न
में , चार विकल्पों में से , रिक्त स्थान के लिए सर्वाधिक उपयुक्त शब्द चुनिए। उसके कथन में तर्क की अपेक्षा ________ अधिक थी।Solution
व्याख्या: यहाँ संज्ञा रूप अपेक्षित है , अतः भावुकता सही है।
For the random variable X with probability density function f(x) = (x−3)2 /5; x = 3, 4, 5, the variance of X is:
The problem of statistics is given in two sections of same standard. The odds against for section X to solve the problem are 4:3 and odds in favor to s...
The 95% confidence interval of average age of accidents in any city during last year for a sample of size 100 with mean age 34.25 from population of st...
For a random variable x, the central moments (µi) of all order exist. The square of (2j + 1)th moment (µ22j+1) is
The standard error of the given data 15, 5, 12, 10, 20, 4 is
If the population skewness of the observations 8,6,3, 1,2,5 is 0.233, then the population skewness of 16,12,6,2,4,10 is:
For the production data
Year: 1 2 3 ...
For the study purpose, the mean of the observations is 148 gm and standard deviation is 17.4 gm. Approximately, the coefficient of variation equals to:
