There is no significant correlation between intelligence and social adjustment. This is an example ...

There is no significant correlation between intelligence and social adjustment. This is an example of a
 
  a. null hypothesis. c. directional hypothesis.
  b. nondirectional hypothesis. d. a and b

Ques. 2

An important consideration in formulating a research hypothesis is to make sure
 
  a. it is stated in the null form.
  b. the variables can be operationally defined.
  c. the statement does not imply a value judgment.
  d. b and c
  e. a, b, and c

Ques. 3

One of the postulates of Piaget's theory of egocentric behavior is that egocentric children have a conception of reality based only on their own point of view. Which of the following represents a testable hypothesis that could be derived through deductive reasoning from this theory?
 
  a. Egocentric children are unpopular among their classmates.
  b. Egocentric children rate themselves higher in status with their classmates than they actually are rated by others.
  c. Small-group cooperative learning activities will be better for egocentric children than individualized learning projects.
  d. Egocentric children will be less popular with teachers than will nonegocentric children.

Ques. 4

Which of the following illustrates the null hypothesis?
 
  a. There is no significant difference in the achievement of groups taught by Method A and Method B.
  b. The difference in the effects on achievement of Method A and Method B equals zero.
  c. There is no relationship between the method of teaching and achievement.
  d. All of these are true.

Ques. 5

Children in the fourth grade who receive positive remarks on their English papers will show a greater increase in English achievement than those who receive neutral or no remarks. This is an example of
 
  a. directional research hypothesis. c. nondirectional research hypothesis.
  b. directional null hypothesis. d. nondirectional null hypothesis.

Ques. 6

Which one of the following represents a testable hypothesis that might have been derived from a theory of instruction?
 
  a. Learning by discovery should be the central focus in teaching at the elementary school level.
  b. It is the responsibility of teachers to organize material in logical and meaningful segments.
  c. Learning and retention increase if the teaching materials are made meaningful for the students.
  d. The first step that every teacher should take is to motivate students for learning tasks.

Ques. 7

Is this statement a hypothesis? The purpose of this research is to study introverts and extroverts by examining their social behaviors and home life.
 
  a. Yes, because it states the main purpose of the study.
  b. Yes, because it will lead to the testing of the significance between groups.
  c. No, because it doesn't state a relationship to be tested.
  d. No, because the statement isn't presented in the form of a question.

Ques. 8

Which of the following would be the most suitable hypothesis for study?
 
  a. The Columbus school district has too many janitors.
  b. For learning-disabled students, attending a regular classroom is better than attending a segregated classroom.
  c. Solutions to math problems should be taught with computers as well as with paper-and-pencil computation.
  d. Nonsense words are forgotten more quickly than meaningful words.
  e. Teachers who have had a counseling course will be better teachers than those who have not had a counseling course.

Ques. 9

If a hypothesis is stated in an if-then form, the independent variable is part of
 
  a. the if of the statement. c. either the if or then of the statement.
  b. the then of the statement. d. None of these is true.