Question
Response of different organisms to the environmental
rhythms of light and darkness is called?Solution
Photoperiodism is the physiological reaction of organisms to the length of day or night. It occurs in plants and animals. Photoperiodism can also be defined as the developmental responses of plants to the relative lengths of light and dark periods.
To estimate the average work experience of MBA students at a management institute, five students are selected at random from each type of background, s...
The mean and median of the distribution are 10 and 11 respectively, then the mode equals to
Using the method of semi-averages, secular trend is measured when:
The limits of multiple correlation coefficient R1.23 are:
Completely Randomized Design provides maximum number of degree of freedom for the:
If mean and mode of the distribution is 32 and 21, then the distribution:
The purchasing power of money is equal to:
If r and R denote correlation and multiple correlation coefficient for the data set for X1, X2 and X3 . Which option is correct?

If price-quantity are related for base year (0) and current year (1) are
β : p0q0 = 260,β : p1q0 = 395,β : p0q1 = 264,β : p1q1 = 422, t...