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Selenium (Se) and vitamin E (Vit E) can act synergistically and affect biological processes, mainly antioxidant and immunity . The use of excess dietary Vit E and Se in animals' feed could enhance immune response and induce disease resistance.
The sum of the first 10 terms of an arithmetic sequence is 60 and the 10th term is 5. What is the first term of the sequence?
Find the variance of the following data points:
6, 7, 5, 9, 11, 14
15 is divided in three parts which are in arithmetic progression (A.P.) in such a way that the sum of their square is 83. Find the smallest part?
The mean of a distribution is 25 and the standard deviation is 5. What is the value of coefficient variation?
The test scores of 10 students out of a maximum of 50 are recorded as 40, 38, 42, 35, 40, 42, 36, 40, 37, and 42. Find the sum of the modes of this set ...
The mode and the mean of grouped data are 25 and 29.5 respectively. Find the median, correct to two places of decimal, using empirical relation.
What is the median of the following list of numbers: 5, 3, 6, 9, 11, 19,12,20, and 1?
The cost of an item is 'A'. A shopkeeper increases the price by 'x'%, then applies a discount of 'd'% on the increased price. Aft...
If p = q + 2, where q is the product of six consecutive positive integers, then which of the following is/are true?
a. p is a perfect cube
The areas of three adjacent faces of a cuboid are 32 cm2,24cm2 and 48cm2.Find the volume of cuboid.(in cm) 3
