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Agriculture is the art and science of cultivating the soil, growing crops, and raising livestock. It includes the preparation of plant and animal products for people to use and their distribution to markets.
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...
For a distribution, the mean is 10, variance is 16, Y1 is +1 and β2 is 4. The distribution is:
For a distribution with mean, median, mode and standard deviation 25, 24, 26 and 5 respectively, Karl Pearson's coefficient of skewness equals to:
For the frequency distribution of X number of grammatical mistakes per line is as follows.
X: 0 ...
The interquartile range excludes ___ of the values.
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...
Which of the following is a sources of primary data?