Confidence interval for the true difference

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At the competition, the Als and mathematicians must solve as many problems as they can in under an hour. The Als successfully solve .12 of 35 problems provided, and the mathematicians successfully solve 0 .25 of 26 problems provided. The Als were beaten, but the tech company wonders if the difference was statistically significant. Assuming the samples are independent, What is the 95% confidence interval for the true difference (Als - mathematicians) in proportions between all such Als and mathematicians?

Reference no: EM132157772

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