The grade point averages for 10 randomly selected high school students are...

Usernammy

New member
...listed below. Assume the grade poin? The grade point averages for 10 randomly selected high school students are listed below. Assume the grade point averages are normally distributed
2.0 3.2 1.8 2.9 0.9 4.0 3.3 2.9 3.6 0.8
Find a 98% confidence interval for the true mean
 
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