3475 EXAM 2 FA 22

P-VALUE YIELDS SIGNIFICANCE AT:

EXAMPLE C: IS THERE A DIFFERENCE BETWEEN MALES AND FEMALES FOR IMPORTANCE OF SPEED OF SERVICE?

JJ DOESN’T STUDY, READ, OR ATTEND CLASS, YET GUESSES HIS WAY TO AN A. IN TERMS OF ACTUAL KNOWLEDGE, THIS IS MOST LIKELY:

EX F: WHAT IS THE R-VALUE?

IF I AM REPORTING HAIR COLOR OF A SAMPLE, I AM MOST LIKELY REPORTING USING

A T-TEST REQUIRES:

IF I AM REPORTING THE INCOME OF A SAMPLE, I WILL MOST LIKELY USE:

EX D: WHAT % OF THE VARIANCE OF THE SCORE OF THE MODEL IS EXPLAINED BY THE INDEPENDENT VARIABLE?

EXAMPLE A: IS THERE A SIGNIFICANT DIFFERENCE BETWEEN THE GROUPS?

A CROSS-TABS/CHI-SQUARE ANALYSIS REQUIRES:

TREATED AS REPRESENTING TWO POTENTIALLY DIFFERENT POPULATIONS

IF I AM REPORTING THE SAMPLE’S SCORE ON A SEMANTIC DIFFERENTIAL VARIABLE, I AM MOST LIKELY REPORTING:

WHICH IS NOT AN EXAMPLE OF SECONDARY DATA?

EXAMPLE B: OVERALL ARE THERE SIGNIFICANT DIFFERENCES BETWEEN THE GROUPS?

WHICH ALLOWS YOU TO ANALYZE THE RELATIVE STRENGTH OF THE PREDICTOR VARIABLES IN COMPARISON TO ONE ANOTHER?

WHICH IS THE STRONGEST STANDARDIZED COEFFICIENT?

A CORRELATION ANALYSIS REQUIRES

EX F: IS THERE A SIGNIFICANT RELATIONSHIP BETWEEN THE NUMBER OF TWEETS AND THE NUMBER OF VIEWS?

IF DESCRIBING YOUR SAMPLE’S TYPICAL GENDER, YOU WOULD MOST LIKELY REPORT:

DATA THAT IS PREVIOUSLY PUBLISHED AND WIDELY AVAILABLE

EX. E: WHAT VARIABLE IS THE STRONGEST PREDICTOR?

EXTERNAL, SECONDARY DATA SUPPLIED FROM A COMMON DATABASE TO SUBSCRIBERS FOR A SERVICE FEE

INVOLVES GROUPING AND ASSIGNING NUMERIC VALUES TO RESPONSES

MULTIPLE R (R²) RANGE

EXAMPLE A: WHAT VALUE TELLS YOU THERE IS/IS NOT A SIGNIFICANT DIFFERENCE BETWEEN THE GROUPS?

A FREQUENCY ANALYSIS IS MOST COMMONLY USED FOR:

RESEARCHERS CAREFULLY _____ OF SECONDARY DATA IN DECIDING TO USE IT AS A BASIS FOR DECISIONS.

A DEPENDENT VARIABLE IS A CONCEPT/SYMBOL EXPECTED TO BE EXPLAINED OR AFFECTED BY A(N):

EX D: IS THE OVERALL MODEL SIGNIFICANT?

EXAMPLE C: WHICH SAMPLE IS SPEED OF SERVICE MORE IMPORTANT TO?