A researcher hypothesizes that arousal levels will be affected by meditation. Th
ID: 3048184 • Letter: A
Question
A researcher hypothesizes that arousal levels will be affected by meditation. The sample participates in formal meditation classes for 3 weeks, before and after which arousal is measured.
Subject BEFORE MEDITATION AFTER MEDITATION
1 72 91
2 162 155
3 145 152
4 183 190
5 123 134
6 167 157
7 76 99
8 112 104
9 124 143
10 137 156
l. What is the researcher’s hypothesis?
2. What is the null hypothesis?
3. What is the dependent variable? _______________________________
4. What is the independent variable? _______________________________
5. What is the appropriate hypothesis test?
________________________________________________________________________
Explanation / Answer
1) A researcher hypothesizes that arousal levels will be affected by meditation
2) Null hypotheis: There is no difference between before meditation and after meditation.ie. Meditation is not affective.
3) Dependent variable is arosual levels
4) Independent variable is Medidation
5) We use paired t test
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