Question
As part of the study on ongoing fright symptoms due to exposure to horror movies at a young age, the following table was presented to
As part of the study on ongoing fright symptoms due to exposure to horror movies at a young age, the following table was presented to describe the lasting impact these movies have had during bedtime and waking life:
Bedtime symptoms walking symptoms
Yes No
yes 34 34
no 32 19
(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= 0.01.)
null hypothesis:
hypothesis:
State the2statistic and theP-value. (Round your answers for2and theP-value to three decimal places.)
x^2=____
df=____
p=____
Conclusion?
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