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Total age of 22 girls = 22 × 40 = 880 years If the age of two more girls is added the average decreases by 2.5 years, ∴ Total age of 24 girls = 37.5 × 24 = 900 Now, the sum of the age of new girls = 900 – 880 = 20 years
Deendayal Antyodaya yojana - DAY NRLM envisages sanction of cash credit to each eligible self-help group for a period of 3 years with a yearly drawing p...
Molya disease of wheat is caused by ________:
Which of the following statements about correlation coefficient and regression coefficients are correct?
(A) The correlation coefficient is unaff...
Following are the statements about common feature of drought avoidance in plants
A. Early stomata closure
B. Efficient root system
<...Rothamsted Experiment Station was established by ______
Primary pollutants are pollutants that are emitted directly from a source, such as smokestacks of power plants and manufacturing facilities. What are se...
While conducting a chi-square test to examine the independence of attributes in an m x n contingency table, what formula determines the degree of freedom?
In greengram, nitrogen fixation starts at the age of
The category of weeds is characterized by a lifespan of more than two years and can propagate through various means such as underground stems,...
Judicious removal of plant part to obtain better and qualitative yield is termed as
