Ap Psych unit 1 test Crandall

In a group of five individuals, two report annual incomes of $10,000, and the other three report incomes of $14,000, $15,000, and $31,000, respectively. The mode of this group's distribution of annual incomes is

$10,000

which of the following correlation coefficients express the weakest degree of relationship between the two variables?

-0.12

which of the following is a strength of naturalistic observation?

It minimizes artificiality

Dr. Larson was interested in whether classical music helps students perform better on a test. Dr. Larson randomly assigned half of the study's participants to a group that listened to classical music while taking a test. The other half of the participants did not listen to music while taking a test. The research design Dr. Larson used is

an experiment

researchers have found a negative correlation between income and dental problems...

as income INCREASES, the likelihood of dental problems DECREASES

psychology is the study of _____ and______

behavior and mental processes

According to one theory of psychology, many people have mental illnesses because their maladaptive behaviors have proven rewarding for them in the past and thus have been continued. This belief is consistent with which of the following models?

behavioral

Depression is an illness that may be related to chemical imbalances in the brain, illogical thinking, and impaired social skills. Such an integrated explanation best illustrates the

biopsychosocial model

which research method is typically used to examine one participant in depth

case study

In an experiment designed to study the effectivness of a new drug, research participants who receive placebo are participating in the_______ condition

control

which of the following statements is most correct about the relationship between causation and correlation?

correlation indicates the possibility of a relationship, but does not prove causation.

A researcher who deceives participants about the goals of the research needs to fully inform them of the true nature of the study later, according to which ethical principle of human experimentation?

debriefing

Stanley Milgram's shock experiment

degree of obedience

introspective was the basic tool used by

edward tichener

humanistic psychologist would focus on the importance of

healthy growth potential

Alexandra is told that research supports the value of cosmetic surgery for boosting self-esteem. Belinda is told that the esteem-enhancing value of cosmetic surgery has been refuted by research. Both women would consider the findings to be common sense. This best illustrates the power of

hindsight bias

In the early years of psychology, a research participant might have been asked to observe carefully and systematically his conscious experiences. What method would the participant be using?

introspection

Which measure of central tendency is most influenced by outliers?

mean

(graph m/m/m)

negatively skewed distribution

In the theory, "students who study a list of terms in the morning...

number of terms remembered (longest one)

the process of replication is best facilitated by

operational definitions

Political officials who have no doubt that their own economic and military predictions will come true most clearly demonstrate

overconfidence

(graph picture) Self reported number of hours slept

positive correlation

which of the following perspectives suggest that depression is due to the unconscious conflicts and hostile feelings that originate in early childhood?

psychodynamic

an evolutionary psychologist will most likely investigate the

reason why people fear the dark

a psychologist gives the same test to a class of students at the beginning of the day and again at the end of the school day...

reliability

in developmental psychology, one advantage of cross sectional over longitudinal studies is that cross sectional research....

requires relatively little time

Which of the following perspectives would state a persons independence

sociocultural

When the observed difference between the means of an experimental group and control group are not likely due to chance, researchers conclude that this difference is

statistically significant

Professor Woo noticed that the distribution of students' scores on her last biology test had an extremely small standard deviation. This indicates that the

students scores tended to very similar to one another

cognitive psychologist are most likely to study

the acquisition of knowledge, planning, and problem solving

Marjorie's little brother tends to bother her when he is bored. Marjorie wants to figure out which toy will keep her brother occupied the longest so he will not bother her. She conducts a study where each day at 6P.M. for a week she gives her brother a different toy and on one of the days she gives him no toys to play with. She measures the amount of time he spends playing with each toy before he comes to bother her. Which of the following is the independent variable in this example?

type of toy

participants in a study are said to be blind if they are uninformed about

which experiment treatment, if any, they are receiving

the early school of thought known as funtionalism was developed by

william james