An article in Engineering Horizons (Spring 1990, p. 26) reported that 117 of 484 new engineering graduates were planning to continue studyin

Question

An article in Engineering Horizons (Spring 1990, p. 26) reported that 117 of 484 new engineering graduates were planning to continue studying for an advanced degree. Consider this as a random sample of the 1990 graduating class. Round your answers to 3 decimal places.

Required:
a. Find a 90% confidence interval on the proportion of such graduates planning to continue their education.
b. Find a 95% confidence interval on the proportion of such graduates planning to continue their education.

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Ngọc Khuê 4 years 2021-08-21T04:16:14+00:00 1 Answers 14 views 0

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  1. thanhha
    0
    2021-08-21T04:17:35+00:00
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