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4. A random sample of 450 Bilkent students were asked to rate their university (from 1...

4. A random sample of 450 Bilkent students were asked to rate their university (from 1 to 10) according to their perceptions regarding academic facilities of the university. In the random sample, 200 Indicated a rank value more than 6. For those students:

  1. Estimate the value of the population proportion. (Round your answers to 3 decimal places.)

POPULATION PROPROTION : …....................?

  1. Develop a 98% confidence interval for the population proportion. (Round your answers to 3 decimal places.)

CONFIDENCE INTERVAL …............... AND …............?

Math   Statistics-And-Probability   
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Answer #1

(a) 0.444

(b) 0.390 and 0.499

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