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# Sample of Values from Uniform Distribution

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1) You want to collect a sample of values from a uniform distribution where ? is unknown but ? = 10.

(a) How large a sample would you need to estimate the value of ? within 2 units with a confidence of 95%?
(b) How large a sample would you need to estimate the value of ? within 2 units with a confidence of 99%?
(c) If the sample size is 25 and ? = 50, what is the probability that the sample average will have a value of 48 or less?

##### Solution Summary

Uniform distribution is discussed with changing sample sizes.

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1) You want to collect a sample of values from a uniform distribution where ? is unknown but ? = 10.
a) How large a sample would you need to estimate the value of ? within 2 units with a confidence of 95%?

Since the two-tailed 95% z value is 1.96 and half of the interval ...

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##### Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

##### 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.