Question: Could you please explain how to solve these problems? I have a hard time with formulas. Understanding Normal Distribution Judging the humorousness of lawyer jokes.
Could you please explain how to solve these problems? I have a hard time with formulas.
Understanding Normal Distribution
Judging the humorousness of "lawyer" jokes.Stillman, Baumeister, and DeWall (2007) conducted a study where participants listened to a variety of jokes. To determine how funny the jokes were, the researchers asked a group of 86 undergraduates to rate the jokes on a scale from 1 (very unfunny) to 21 (very funny). Participants rated a "lawyer joke" as one of the funniest jokes, with a rating of 14.48 4.38 (MSD).
Assuming that these data are normally distributed:
1.What was the rating that marks the cutoff for the top 10% of participant ratings for this joke? ___________________________
2.How many of the 86 undergraduates gave the joke a rating of at least 10? ___________________________
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