Question
A soil has BD 1.35 Mg/mᶾ and moisture content on
weight basis is 10%. Find out moisture content on volume basis.Solution
Bulk density of soil = 1.35 Mg/mᶾ Moisture content on weight basis Pw = 10% Moisture content on volume basis Pv = Pv = Pw × BD Pv = 10 × 1.3t Pv = 13.5 %
Statistics is not applicable to ________ observation.
The coefficient of correlation is the _________ of coefficients of regression.
If a discrete random variable X follows uniform distribution and assumes only the values 8, 9, 11, 15, 18, 20, the value of P(|X-14| < 5) will be:
For the variables X and Y, we collect 4 observations with ∑ X = 10,∑ Y = 14,∑ X2 = 30,∑ Y2 = 54,∑ XY = 31 The regressio...
If mean and median of the distribution are 12 and 21, then the distribution
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...
For the distribution
X: 1 0 1
P(x): 0.3 ...
For making frequency distribution, the number of classes used depends upon:
Relevant for Exams:
