MKTG 482 Exam 3 Study Guide 100%
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Descriptive Analysis - Answer✔Used by marketing researchers to describe the sample dataset in
such a way as to portray the "typical" respondent and to reveal the general pattern of responses
Inference Analysis - Answer✔Used when marketing researchers use statistical procedures to
generalize the results of the sample to the target population it represents
Difference Analysis - Answer✔Used to determine the degree to which real and generalizable
differences exist in the population to help the manager make an enlightened decision on which
advertising theme to use
Association Analysis - Answer✔Investigates if and how two variables are related
Predictive Analysis - Answer✔Statistical procedures and models to help make forecasts about
future events
Central Tendency - Answer✔Measure that describes the "typical" respondent or response
Variability - Answer✔Measures that describe how similar (dissimilar) respondents or responses
are to (from) "typical" respondents or responses
The basic data analysis goal involved in all measures of central tendency is to: - Answer✔report
a single piece of information that describes the most typical response to a question
Central tendency applies to: - Answer✔any statistical measure used that somehow reflects a
typical or frequent response
Measures of Central Tendency - Answer✔Mode, Median, Mean
Mode - Answer✔a descriptive analysis measure defined as that value in a string of numbers that
occurs most often
Median - Answer✔Expresses that value whose occurrence lies in the middle of an ordered set of
values
All measures of variability are concerned with: - Answer✔depicting the "typical" difference
between the values in a set of values
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Three measures of variability - Answer✔Frequency distribution, Range, Standard Deviation
Frequency Distribution - Answer✔Tabulation of the number of times that each different value
appears in a particular set of values
Range - Answer✔Identifies the distance between lowest value (minimum) and the highest value
(maximum) in an ordered set of values
Standard Deviation - Answer✔Indicates the degree of variation or diversity in the values in such
a way as to be translatable into a normal or bell-shaped curve distribution
Parameter Estimation - Answer✔the process of using sample information to compute an interval
that describes the range of a parameter such as the population mean or the population percentage
Parameter estimation involves the use of three values: - Answer✔Sample statistic, Standard
error, desired level of confidence
Sample Statistics - Answer✔Values that are computed from information provided by a sample
Parameters - Answer✔Values that are computed from a complete census, which are considered
to be precise and valid measures of the population
Inference - Answer✔a form of logic in which you make a general statement (a generalization)
about an entire class based on what you have observed about a small set of members of that class
Statistical Inference - Answer✔a set of procedures in which the sample size and sample statistic
are used to make an estimate of the corresponding population parameter
2 types of Statistical Inference - Answer✔Parameter Estimate & Hypothesis Testing
Parameter Estimate - Answer✔used to approximate the population value through the use of
confidence intervals
Hypothesis Testing - Answer✔used to compare the sample statistic with what is believed to be
the population value prior to undertaking the study
Standard Error - Answer✔the measure of variability in the sampling distribution
Confidence Interval - Answer✔the degree of accuracy desired by the researcher stated in the
form of a range with an upper and lower boundary
Market Segmentation - Answer✔Based on differences between groups of consumers
Statistically Significant Difference - Answer✔the difference found in the sample(s) truly exist in
the population(s) from which the random samples are drawn
Meaningful Difference - Answer✔One that the marketing manager can potentially use as a bases
for marketing decisions
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