marketing research hw help

With respect to Chi-square analysis describe observed and expected frequencies. What is the relationship between observed/expected frequencies and the Chi-square statistic?

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Question 22 pts

Depending on its type, a relationship is usually characterized in three ways: by its presence, direction, and strength of association. Discuss these three ways of characterizing relationships and their meaning relative to association.

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Question 32 pts

There are four basic types of relationships between two variables. Which of the following is NOT one of those four basic types?

Linear

Curvilinear

Nonmonotonic

Elliptical

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Question 42 pts

The formal procedure for Chi-square analysis begins when the researcher formulates a statistical null hypothesis that the two variables under investigation are not associated in the population.

True

False

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Question 52 pts

In a nonmonotonic relationship, only the general pattern of presence or absence is known.

True

False

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Question 62 pts

To reveal the nonmonotonic relationships found to be significant in cross-tabulation tables, researchers often turn to ________, which show the relationships very adequately.

tabular presentations

real-life examples

side-by-side comparisons

graphical presentations

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Question 72 pts

With what type of diagram can covariation be examined?

Venn diagram

Scatter diagram

Cause and effect

Flowchart diagram

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Question 82 pts

A ________ is one in which the presence (or absence) of a label for one variable is systematically associated with the presence (or absence) of a label for another variable.

non-linear relationship

non-curvilinear relationship

non-elliptical relationship

nonmonotonic relationship

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Question 92 pts

Depending on its type, a relationship can usually be characterized by all of the following EXCEPT:

Its absence.

Its presence.

Its direction.

Its strength of association.

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Question 102 pts

What is the Pearson product moment correlation coefficient? How does the Pearson product moment correlation coefficient indicate not only degree of association but also the direction?

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Question 112 pts

Cross-tabulation can only be used for two variables; each variable must have well-defined labels.

True

False

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Question 122 pts

There is an orderly procedure for determining the presence, direction, and strength of a relationship,

True

False

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Question 132 pts

Within the guidelines on the reporting of correlation findings, marketing researchers usually have a “target” or a “focal” variable in mind, and they look at correlations of other variables of interest with this target variable.

True

False

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Question 142 pts

Bar charts can be used to “see” a nonmonotonic relationship.

True

False

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Question 152 pts

When dealing with Chi-square, it is always necessary for the researcher to state a hypothesis in a formal sense.

True

False

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Question 162 pts

When the researcher determines that a true relationship does exist in the population by means of the correct statistical test, he or she then establishes its:

Direction or pattern.

Pattern and specificity.

Significance or pattern.

Direction or significance.

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Question 172 pts

A correlation coefficient merely investigates the presence, strength, and direction of a linear relationship between two variables.

True

False

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Question 182 pts

There is an orderly procedure for determining the presence, direction, and strength of a relationship. Outline and briefly discuss the six steps involved in the procedure for analyzing the relationship between two variables.

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Question 192 pts

________ are those in which there is a high probability that the two variables will exhibit a dependable relationship, regardless of the type of relationship being analyzed.

High correlations

Strong associations

High variabilities

High dependencies

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Question 202 pts

With correlation analysis, each correlation will have a unique significance level.

True

False

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Question 212 pts

Associations can be characterized by presence, direction, and strength, depending on the scaling assumptions of the questions being compared. Discuss how these characteristics are readily seen in correlation analysis.

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Question 222 pts

A handy graphical tool that illustrates a nonmonotonic relationship is a ________ in which two variables are accommodated simultaneously.

stacked bar chart

horizontal bar chart

grouped bar chart

pie chart

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Question 232 pts

It is important to note that the angle or the slope of an ellipse has everything to do with the size of the correlation coefficient. Everything hinges on the width of the ellipse.

True

False

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Question 242 pts

There are instances in which a marketing researcher wants to see if there is a relationship between the responses to one question and the responses to another question in the same survey. Identify the four types of possible relationships. Discuss how they are differentiated.

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