Answered: Let p be the population proportion for…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

Let p be the population proportion for the following condition. Find the point estimates for p and q.

In a survey of

1244

adults from country A,

317

said that they were not confident that the food they eat in country A is safe.

Let p be the population proportion for the following condition. Find the point estimates for p and q.

In a survey of

1244

adults from country A,

317

said that they were not confident that the food they eat in country A is safe.

The point estimate for p,p, is

Expert Solution

Step 1: Point estimate of p

To find the point estimate for , which is the population proportion of adults from country A who are not confident that the food they eat in the country is safe, you can use the following formula:

Where:
- is the point estimate for .
- is the number of adults who said they were not confident that the food they eat in country A is safe (317).
- is the total number of adults surveyed from country A (1244).

Now, plug in the values:

So, the point estimate for is approximately 0.2548.