Researchers who conduct observational studies typically use a combination of time sampling and situation sampling to achieve

When a scientist which is to generalise about a whole population after study small part of it, he must use

Which among the following things should be considered while formulating a hypothesis?

Which of the following is not correct about the hypothesis?
1. It is a suggested testable answer to a problem.
2. It is a interogative statement.
3. It is based on operationally defined concepts.
4. It involves higher monetary expenses.
5. It should always be in accord with other hypothesis of the same field.
Select the correct answer:

In method of serial learning for an experiment relating to the effect of meaningfulness on the rate of learning, the rate of learning can be conceptualised as
1. dependent variable
2. independent variable
3. organimic variable
4. stimulus variable
Select the correct answer: