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Relay cropping (RC) is a multiple cropping system that consists in planting a second crop into a standing first crop prior to its harvest.
The mean deviation and coefficient of mean deviation of 5 observation are 1.2 and 0.4. If the sum of the first four terms is 10, then the fifth term is...
The Pearson's correlation coefficient between following observation
X:Â Â Â Â Â Â Â Â Â Â Â 1Â Â Â Â Â Â Â Â Â Â Â Â Â 2Â Â Â Â Â Â Â Â Â Â Â...
These seventh decile (D7) of data set 4, 3, 10, 9, 1 is
The interquartile range excludes ___ of the values.
If mean and median of the distribution are 12 and 21, then the distribution
The grouped data for the observation are as follows.
Class :Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 2-4Â Â Â Â Â Â Â Â 4-6Â Â Â Â Â Â Â Â Â 6-8...
The arithmetic mean of the following frequency distribution of number of accidents X on week working days is:
X:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â...
The following observations 14, 19, 17, 20, 25 constitute a random sample from an unknown population with mean u and standard deviation σ.
The...
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...