Exam 3 MARK 350
MARK 350 Exam Quiz
Welcome to the MARK 350 Exam Quiz! This quiz tests your knowledge of statistical analysis in marketing, focusing on hypothesis testing, t-tests, ANOVA, and more.
Engage with challenging questions designed to reinforce your understanding of key concepts in data analysis:
- Explore various statistical methods
- Evaluate your understanding of hypothesis testing
- Challenge yourself with multiple-choice questions
Referring to the following hypothesis statement, please identify the most appropriate statistical analysis Ho: There is no difference in mean normalized sales for the five levels of in-store promotion. Ha: There are differences in mean normalized sales for the five levels of in-store promotion.
analysis of variance
Paired samples t-tests
two-independent samples t-Test
Regression analysis
The null hypothesis of equal means for five samples should be tested by a(n) ________, which is the ratio of the mean square related to the independent variable to the mean square related to error.
F statistic
t statistic
α statistic
P statistic
Referring to two-independent samples t-Test, the ________ is computed as the ratio of two sample variances.
α statistic
p statistic
t statistic
F statistic
Referring to two-sample t-Test, if the probability of F is larger than the significance level α, ________ and ________ should be used.
Ho is rejected; t based on "equal variances assumed"
Ho is not rejected; t based on "equal variances assumed"
Ho is not rejected; t based on "equal variances not assumed"
Ho is rejected; t based on "equal variances not assumed"
When conducting a t-Test:
The grouping variable is nominal scale data and the test variables are interval/ratio scale data.
The grouping variable is nominal scale data and the test variables are nominal scale data
The grouping variable is interval scale data and the test variables are interval/ratio scale data.
Examples of hypotheses related to paired samples include all of the following EXCEPT:
Households spend more money on pizza than they do on hamburgers.
Shoppers consider brand name to be more important than price while purchasing fashion clothing.
The new service plan will be preferred by female customers a, but it will not be preferred by male customers.
Disney would like to evaluate if the mean preference for teenagers is different between before they visit Disney theme parks and after they visit Disney theme parks. Please identify the correct statistical analysis
paired samples p-test
paired samples F-test
ANOVA
Paired samples t-test
______ is data originated by the researcher for the specific purpose of addressing the research problem.
Experimental data
Secondary data
Primary data
A(n)_________ observation, the researcher specifies in detail what is to be observed and how the measurements are to be recorded.
unstructured
indirect
structured
Direct
Which of the following is NOT a comparison between primary data and secondary data?
Compared to primary data, secondary data collection may be more expensive and time consuming.
compared to primary data, the objectives, nature, and methods used to collect the secondary data may not be appropriate to the present situation.
compared to primary data, secondary data may be lacking in accuracy.
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