Psychology of Ownership

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What is the independent variable in the experiment?

The type of statistical test used
The length of time of ownership (correct)
The number of treatment conditions
The value placed on the mug

How many treatment conditions were there in the experiment?

Five
Two
Three (correct)
Four

What type of design was used in the experiment?

Correlational design
Within-subject design
Between-subject design (correct)
Mixed design

Were the subjects matched in the experiment?

No (A) Signup and view all the answers

What is the level of measurement of the dependent variable?

Ratio (A) Signup and view all the answers

What was the result of the experiment?

The hypothesis was supported (A) Signup and view all the answers

What is the main difference between individual differences and extraneous variables?

Individual differences are variables within the study, while extraneous variables are outside the study. (C) Signup and view all the answers

Where is the mean square within groups typically found?

In the denominator of the F ratio (A) Signup and view all the answers

What represents the between-group variation in the F ratio?

MSb (B) Signup and view all the answers

What is the purpose of computing the mean for each group?

To find the deviation of each score from its group mean (D) Signup and view all the answers

What is the formula for computing the deviation of each score from its group mean?

Score - group mean (A) Signup and view all the answers

Why is it important to understand the concept of individual differences?

Because it helps in understanding subject variables (B) Signup and view all the answers

What is a necessary condition when using analysis of variance procedures?

The treatment groups are independent from each other (D) Signup and view all the answers

What is an essential assumption in random sampling?

Every individual in the population has an equal chance of being selected (D) Signup and view all the answers

What characteristic should the samples have in analysis of variance?

They should be from a normally distributed population (C) Signup and view all the answers

What is the shape of the curve in a normally distributed population?

A bell-shaped curve (D) Signup and view all the answers

Why is it essential to have equal variances in the populations when using analysis of variance?

To ensure the results are valid and reliable (A) Signup and view all the answers

What happens to the frequency of scores as you move away from the mean in a normally distributed population?

It decreases (D) Signup and view all the answers

What is the total squared deviation per group in Group 1?

2.80 (D) Signup and view all the answers

What is the formula to calculate the Mean Square within groups?

MSw= 8.80÷ 12 (C) Signup and view all the answers

What is the value of the degrees of freedom within?

12 (C) Signup and view all the answers

What is the formula to calculate the grand mean?

XG=summation of X all over p (B) Signup and view all the answers

What is the value of the grand mean?

2.3 (D) Signup and view all the answers

What is the purpose of calculating the Sum of Squares within groups?

To calculate the Mean Square within groups (D) Signup and view all the answers

What is the sum of squares of between (Ssb) in the given example?

10.55 (A) Signup and view all the answers

What is the value of MSb (mean square between) in the given example?

5.28 (C) Signup and view all the answers

What is the purpose of using degrees of freedom in F-distributions?

To locate the appropriate distribution (C) Signup and view all the answers