Preface.- 1 Data Collection.- 2 Presentation of Data.- 3 Description of Data.- 4 The Normal Distribution.- 5 Analysis of Qualitative Data.- 6 Error Sources and Planning.- 7 Assessment of Relationship.- 8 Comparing Two Groups.- 9 Appendices.- Index.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.