A past survey of 1,068,000 students taking a standardized test revealed that 7.8% 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 betee proportions p- P2 by using the following inequality. Assume the samples are random and independent - (9-1) + (d- a) > d - td> The confidence interval is

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A past survey of 1,068,000 students taking a standardized test revealed that 7.8% 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.
P191
P292
n1
<P,-P2< (P1-P2) +ze
n2
The confidence interval is
P191
P292
P1-P2
(Round to three decimal places as needed.)
n1
n2
Enter your answer in each of the answer boxes.
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Transcribed Image Text:A past survey of 1,068,000 students taking a standardized test revealed that 7.8% 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. P191 P292 n1 <P,-P2< (P1-P2) +ze n2 The confidence interval is P191 P292 P1-P2 (Round to three decimal places as needed.) n1 n2 Enter your answer in each of the answer boxes. DELL Raheen Business Park Limerick, Ireland www.dell.com V: 100-240 V- Reg Model: D18M Reg Type: D18MO02 Assembled in Mexico A: 4A Hz: 50-60 Hz DELL DELL SAFETY MARA TÜVRhenland NOM A CERTIFIED ONw.tuv.com Deleta ex一AA
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