About this document
Hypothesis Testing with z-test by Ming is a document available to read on EtoBox.
This document presents a study that analyzed math test scores of 6th graders in a school district. The average score for all 6th graders in the district was 75, with a standard deviation of 8.1. A sample of 100 students from one school had a mean score of 71. The study used a z-test to determine if the mean score of 71 was significantly lower than the district
- Author
- Ming
- Language
- EN