lists the data. (a) Calculate delta values for each city. Then construct a stemplot of these differences.
Question:
lists the data.
(a) Calculate delta values for each city. Then construct a stemplot of these differences. Interpret your plot.
(b) What percentage of cities showed an improvement in their cavity-free rate?
(c) Estimate the mean change with 95% confidence.
Step by Step Answer:
Related Book For
Basic Biostatistics Statistics For Public Health Practice
ISBN: 9781284067583
2nd Edition
Authors: B.Burt Gerstman
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