Biostat 401077 Introduction to Biostatistics Assignment 2 Analysis
VerifiedAdded on 2022/12/09
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Homework Assignment
AI Summary
This document presents a comprehensive solution to a biostatistics assignment, focusing on the analysis of grip strength data from a sample of grandparent carers in Parramatta. The assignment covers various statistical concepts, including confidence intervals, hypothesis testing using t-tests and Wilcoxon tests, and sample size calculations. The solution addresses multiple questions, providing detailed explanations of the assumptions, hypotheses, sampling distributions, test statistics, and decisions made in each analysis. The analysis explores the relationship between grip strength and gender, the proportion of grandparent carers with hypertension, and the comparison of grip strength between dominant and non-dominant hands. The document also includes a discussion on the impact of confidence interval width and the selection of an appropriate sample size, along with relevant references to support the findings. The student has used the R Commander output to identify relevant results and write them up in the assignment.
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