A Cognitive Psychologist Studying the Structure of Intelligence Obtained the Following

question 55

Essay

A cognitive psychologist studying the structure of intelligence obtained the following scores for verbal reasoning and numerical ability for six female students.(Z scores are provided.) a.Make a scatter diagram of the raw scores.
b.Describe in words the general pattern of association,if any.
c.Figure the correlation coefficient.
d.Determine whether the correlation is significant using the .05 level and a two-tailed test.
e.Explain the logic of what you have done to someone who has never heard of correlation,but who does understand the mean,standard deviation,Z scores,and hypothesis testing.
f.Give three logically possible directions of causality,saying for each whether it is a reasonable direction in light of the variables involved and why.

---

Definitions:

Inflationary Pressure

Situations where upward trends in prices are predicted due to factors such as increased production costs or rising demand.

Classical Economists

Refers to economists from the 18th and early 19th centuries who focused on economic growth, free markets, and the importance of limited government intervention.

Laissez-faire Policies

An economic policy of non-intervention where private parties are free from government restrictions, tariffs, and subsidies.

Classical Economists

Economists from the late 18th and early 19th centuries who believed in free markets, competition, and the self-regulating nature of economies.