Mathematics, 22.08.2020 17:01 gggggg388
A past survey of 1, 068,000 students taking a standardized test revealed that 8.9% of the students were planning on studying engineering in college.
In a recent survey of 1, 476,000 students taking the SAT. 9.2% of the students were planning to study engineering.
Construct a 95% confidence interval for the difference between proportions ^p1−^p2 by using the following inequality. Assume the samples are random and independent.
(^p1−^p2)−zc√^p1^q1n1+^p2^q2n2
The confidence interval is
Answers: 3
A past survey of 1, 068,000 students taking a standardized test revealed that 8.9% of the students w...
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