Question
Find the value of 'a' in the given data if the mean of
the given data is 25. 12, 20, 30, 28, 26, 22, a, 24, 18, 30Solution
Sum of each term of given data = 10 × 25 = 250 So, 12 + 20 + 30 + 28 + 26 + 22 + a + 24 + 18 + 30 = 250 Or, 210 + a = 250 Or, 'a' = 40 Hence, option A.
A soil with 30% sand, 40% silt, and 30% clay is classified as:
Potato spindle tuber disease is transmitted by:
The main purpose of a farmer is ...................................?
Potassium in Muriate of Potash (MOP) is present in the form ofÂ
Under high light levels and high temperature, which type of plant will perform photosynthesis quicker and more effectively?
Which of the following is the correct formula for Joule’s law of heating?
A region with black soil experiences warm climate, while a neighboring region with red soil has comparatively cooler conditions. The reason th...
Objective of pre-cooling isÂ
The genetic purity of the seed is tested by:
Botanical name of six row barely isÂ
