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Quantitative Usability, Statistics & Six Sigma by Jeff Sauro



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Showing Questions Taged with Quartile :: Show All Questions

# QuestionHelpful RatingTags
455 Awaiting user Action...no answer posted yet Assume scores are normally distributed with a mean of 10 and std dev of 2. Find the first quartile Q1, which is the score separating the bottom 25% from the top 75%.Quartile
234 There is an answer for this Question The third quartile of the age at marriage for females in US last year was 29.5 years. What percentage of women who married in the US last year were older than 29.5 years?Quartile