Purchase Solution

# Sampling Distribution: Proportion

Not what you're looking for?

People end up tossing 12% of what they buy at the grocery store. Assume this is the true population proportion and that you plan to take a sample survey of 540 grocery shoppers to further investigate their behavior.

a. What is the probability that your survey will provide a sample proportion between 0.09 and 0.15?
b. What is the probability that your survey will provide a sample proportion between 0.105 and 0.135?
c. What is the probability that your survey will provide a sample proportion less than 0.10?

##### Solution Summary

The solution provides step by step method for the calculation of probability using the Z score. Formula for the calculation and Interpretations of the results are also included.

##### 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.

##### 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.