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24 Apr 2019
You are studying a small population's proficiency in an endangered language (a language that is at risk of being lost permanently). You have administered a language proficiency test on all those who speak this endangered language and found that their test scores are normally distributed with a mean of 59 points (out of 100 points) and a standard deviation of 4.8 points.
Within what range of points will 95% of the population score? (The the mean needs to be in the middle of your range)
The lower boundary of the range (in points) is:
The upper boundary of the range (in points) is:
You are studying a small population's proficiency in an endangered language (a language that is at risk of being lost permanently). You have administered a language proficiency test on all those who speak this endangered language and found that their test scores are normally distributed with a mean of 59 points (out of 100 points) and a standard deviation of 4.8 points.
Within what range of points will 95% of the population score? (The the mean needs to be in the middle of your range)
The lower boundary of the range (in points) is:
The upper boundary of the range (in points) is:
18 Jul 2023
2 Jun 2021
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