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  3. a story spoiler gives away the ending early. does

A story spoiler gives away the ending early. Does having a story spoiled in this way...

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A story spoiler gives away the ending early. Does having a storyspoiled in this way diminish suspense and hurt enjoyment? Astudy1 investigated this question. For twelve differentshort stories, the study’s authors created a second version inwhich a spoiler paragraph at the beginning discussed the story andrevealed the outcome. Each version of the twelve stories was readby at least 30 people and rated on a 1 to 10 scale to create anoverall rating for the story, with higher ratings indicatinggreater enjoyment of the story. The ratings are given in Table 1and stored in StorySpoilers. Stories 1 to 4 wereironic twist stories, stories 5 to 8 were mysteries, and stories 9to 12 were literary stories. Test to see if there is a differencein mean overall enjoyment rating based on whether or not there is aspoiler.

Story123456789101112
With spoiler4.75.17.97.07.17.27.17.24.85.24.66.7
Original3.84.97.47.16.26.16.77.04.35.04.16.1


Table 1 Enjoyment ratings for stories with and withoutspoilers


Find a 95% confidence interval for the difference in mean enjoymentrating between stories with a spoiler and stories without.

Click here for the dataset associated with this question.

Round your answers to three decimal places.

The 95% confidence interval is.....??????????

Answer & Explanation Solved by verified expert
4.0 Ratings (464 Votes)
Using excel we carry out this analysis this problem is of twosample t testUsing Excel Data Analysis toolpack we carryout    See Answer
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