For each of the following, which type of t-test is required? Independent samples or Related samples? 1. a) Studying whether males or females are more prone to simple mathematical errors on a statistics exam. b) An investigation of spending habits of teenagers, comparing the amount of money each spend in a video store and in a clothing store. c) An investigation of the effects of a new anti-anxiety drug, measuring subjects' anxiety before and again after administration of the drug.

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For each of the following, which type of t-test is required? Independent samples or Related
samples?
1.
a) Studying whether males or females are more prone to simple mathematical errors on a
statistics exam.
b) An investigation of spending habits of teenagers, comparing the amount of money each
spend in a video store and in a clothing store.
c) An investigation of the effects of a new anti-anxiety drug, measuring subjects' anxiety
before and again after administration of the drug.
Transcribed Image Text:For each of the following, which type of t-test is required? Independent samples or Related samples? 1. a) Studying whether males or females are more prone to simple mathematical errors on a statistics exam. b) An investigation of spending habits of teenagers, comparing the amount of money each spend in a video store and in a clothing store. c) An investigation of the effects of a new anti-anxiety drug, measuring subjects' anxiety before and again after administration of the drug.
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