Tuesday
July 22, 2014

Posts by please help - urgent


Total # Posts: 2

math
So there is NOT good evidence, correct?

math
A score of 243 is a "basic" reading level. Scores for a random sample of 3000 students had a xbar = 250 with a standard error 1.0 The 99% confidence interval for the mean score all students in the city is 247.4 to 252.6. Ques: Is there good evidence that the mean for...

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