The population standard deviation for the scores of a

Last updated: 8/17/2023

The population standard deviation for the scores of a standardized test is 5 points If we want to be 95 confident that the sample mean is within 2 points of the true population mean what is the minimum sample size that should be taken Z0 05 Z0 025 Z0 01 Z0 005 1 645 1 960 2 326 2 576 Use the table above for the z score and be sure to round up to the nearest integer Provide your answer below test scores ZO 10 1 282