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xix | |
PART I. NUMERICAL EXPLORATION |
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3 | (14) |
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4 | (6) |
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Back-to-Back Stem-and-Leaf Plots |
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10 | (1) |
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10 | (3) |
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Multiple Bunches or Peaks |
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13 | (2) |
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15 | (2) |
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The Level, or Center, of a Batch |
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17 | (10) |
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17 | (2) |
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19 | (1) |
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20 | (1) |
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20 | (1) |
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21 | (2) |
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23 | (1) |
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24 | (2) |
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26 | (1) |
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The Spread, or Dispersion, of a Batch |
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27 | (12) |
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27 | (1) |
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The Midspread, or Interquartile Range |
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28 | (1) |
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The Variance and Standard Deviation |
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29 | (4) |
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The Trimmed Standard Deviation |
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33 | (2) |
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35 | (1) |
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36 | (3) |
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39 | (14) |
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39 | (5) |
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44 | (2) |
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46 | (3) |
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49 | (2) |
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Standardizing Based on the Mean and Standard Deviation |
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51 | (1) |
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51 | (2) |
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The Shape, or Distribution, of a Batch |
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53 | (12) |
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53 | (3) |
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56 | (3) |
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59 | (4) |
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63 | (1) |
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64 | (1) |
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65 | (14) |
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Column and Row Proportions |
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69 | (4) |
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73 | (6) |
PART II. RANDOM SAMPLING |
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79 | (20) |
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80 | (1) |
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80 | (2) |
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82 | (3) |
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85 | (1) |
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Different Kinds of Sampling and Bias |
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86 | (3) |
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89 | (4) |
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93 | (3) |
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96 | (3) |
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Different Samples from the Same Population |
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99 | (12) |
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All Possible Samples of a Given Size |
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99 | (3) |
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All Possible Samples of a Larger Given Size |
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102 | (4) |
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106 | (1) |
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107 | (4) |
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Confidence and Population Means |
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111 | (28) |
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Getting Started with a Random Sample |
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112 | (2) |
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From What Populations Might the Sample Have Come? |
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114 | (6) |
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Confidence versus Precision |
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120 | (3) |
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Putting a Finer Point on Probabilities---Student's t |
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123 | (3) |
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Error Ranges for Specific Confidence Levels |
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126 | (3) |
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129 | (1) |
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130 | (2) |
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How Large a Sample Do We Need? |
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132 | (2) |
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Assumptions and Robust Methods |
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134 | (3) |
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137 | (2) |
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Categories and Population Proportions |
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139 | (10) |
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How Large a Sample Do We Need? |
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142 | (2) |
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144 | (5) |
PART III. RELATIONSHIPS BETWEEN TWO VARIABLES |
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Comparing Two Sample Means |
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149 | (18) |
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Confidence, Significance, and Strength |
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154 | (1) |
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155 | (4) |
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159 | (1) |
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160 | (3) |
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Statistical Results and Interpretations |
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163 | (1) |
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Assumptions and Robust Methods |
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164 | (1) |
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165 | (2) |
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Comparing Means of More Than Two Samples |
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167 | (18) |
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Comparison with Estimated Means and Error Ranges |
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169 | (2) |
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Comparison by Analysis of Variance |
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171 | (6) |
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177 | (2) |
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Differences between Populations versus Relationships between Variables |
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179 | (2) |
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Assumptions and Robust Methods |
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181 | (1) |
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182 | (3) |
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Comparing Proportions of Different Samples |
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185 | (18) |
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Comparison with Estimated Proportions and Error Ranges |
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185 | (2) |
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Comparison with Chi-Square |
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187 | (4) |
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191 | (3) |
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The Effect of Sample Size |
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194 | (2) |
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Differences between Populations versus Relationships between Variables |
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196 | (1) |
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Assumptions and Robust Methods |
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196 | (2) |
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Postscript: Comparing Proportions to a Theoretical Expectation |
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198 | (3) |
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201 | (2) |
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Relating a Measurement Variable to Another Measurement Variable |
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203 | (24) |
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Looking at the Broad Picture |
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204 | (2) |
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206 | (3) |
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The Best-Fit Straight Line |
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209 | (3) |
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212 | (2) |
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How Good Is the Best Fit? |
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214 | (2) |
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Significance and Confidence |
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216 | (3) |
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219 | (3) |
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Assumptions and Robust Methods |
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222 | (3) |
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225 | (2) |
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227 | (10) |
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Calculating Spearman's Rank Correlation |
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228 | (3) |
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231 | (2) |
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Assumptions and Robust Methods |
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233 | (1) |
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233 | (4) |
PART IV. SPECIAL TOPICS IN SAMPLING |
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Sampling a Population with Subgroups |
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237 | (6) |
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238 | (3) |
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The Benefits of Stratified Sampling |
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241 | (2) |
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Sampling a Site or Region with Spatial Units |
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243 | (12) |
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Selecting a Sample of Spatial Units |
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244 | (3) |
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Estimating Population Proportions |
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247 | (4) |
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Estimating Population Means |
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251 | (3) |
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254 | (1) |
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Sampling without Finding Anything |
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255 | (6) |
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261 | (8) |
Suggested Reading |
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269 | (6) |
Index |
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275 | |