Purchase Solution

# Confidence interval for a population proportion.

Not what you're looking for?

To estimate the percentage of a species of rodent that carries a specific viral infection, 150 rodents are randomly selected and examined, and 76 of them are found to be infected. Based upon this, find a 99% confidence interval for the proportion of all rodents of this species that are infected with the virus. Then complete the table below.

Carry your intermediate computations to at least three decimal places. Round your answers to two decimal places.

1. What is the lower limit of the 99% confidence interval? ___
2. What is the upper limit of the 99% confidence interval? ___

##### Solution Summary

This solution shows how to calculate the upper and lower limits of a confidence interval for a population proportion.

##### Solution Preview

This problem asks for a confidence interval for p, a binomial ...

##### Free BrainMass Quizzes

Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.

##### Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

##### Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

##### Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.