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Fve Qu www.webassign.net/web/Student/Assignment.Responses/submtdeps a Search As part of the study on ongoing fright had during bedtime and waking life: t symptoms due to exposure to horror movies at a young age, the following table was presented to descrbe the lasting impact these movies have Waking symptoms Bedtime symptomsYs No Yes 35 34 32 18 No (a) What percent of the students have lasting waking-life symptoms? (Round your answer to two decimal places.) b) What percent of the students have both waking-life and bedtime symptoms? (Round your answer to two decimal places.) (c) Test whether there is an association between waking-life and bedtime symptoms. State the null and alternative hypotheses. (use a .01) Null Hypothesis: Ho: Waking symptoms cause bedtime symptoms. Ho: Bedtime symptoms cause waking symptoms. Ho: There is no relationship between waking and bedtime symptoms Ho: There is a relationship between waking and bedtime symptoms. Alternative Hypothesis Ha: Thera is no relationship between waking and bedtime symptomsExplanation / Answer
Waking Symptoms
Yes No Total
Bedtime Symptoms
Yes 35 34 69
No 32 18 50
Total 67 52 119
(a) Percentage of Waking Symptoms = (67/119) X 100 = 56.30
(b) percentage of Waking & Bedtime Sysmptoms = (35/199) X 100 = 29.41
(c) H0: Null hypothesis: There is no relationship between Waking and Bedtime Symptoms
HA: Alternative hypothesis: There is relationship between waking and Bedtime Symptoms
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