Geraldine is conducting a study where her data are based on a nominal scale. She is interested in examining observed frequencies of participants among the various categories. What statistical test could Geraldine conduct in analyzing her data?
a. Analysis of variance
b. Independent-groups t test
c. Pearson's r
d. Chi-square test
d
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The test statistic's รก level tells us the chance of obtaining that statistical value (using the sample data to calculate it) when the null hypothesis is true.
Answer the following statement true (T) or false (F)
What condition did the individuals in the experiment discussed in this video have?
a. Syphilis b. Gonorrhea c. AIDS d. Herpes
Surveys of freshmen students revealed that the number who say there is a "very good chance" they will volunteer in their communities
A) is significantly larger than the number who actually do. B) is nearly twice what it was 20 years ago. C) has held steady for the past 40 to 50 years. D) has declined somewhat in recent decades.
A talented artist is experiencing severe bipolar disorder. in terms of artistic output only, the BEST thing that artist could do is:
A. seek treatment: psychological disturbance is not necessary for good artistic output B. decline all treatment: one might lose one's creativity if there were less psychological disturbance C. decline all treatment: severe psychological disturbance is related to better artistic output D. seek treatment but only for the depression: mania is essential to better artistic output