Appendix A

Table A–1. Random numbers

Table A–2. Areas under the standard normal curve.

Table A–3. Percentage points or critical values for the t distribution corresponding to commonly used areas under the curve.

Table A–4. Percentage points or critical values for the F distribution corresponding to areas of 0.05 and 0.01 under the upper tail of the distribution.

Table A–5. Percentage points or critical values for the χ2 distribution corresponding to commonly used areas under the curve.

Table A–6. z Transformationa of the correlation coefficient.

###### Figure A–1.

95% Confidence intervals for population proportion. (Adapted and reproduced, with permission, from Pearson ES, Hartley HO (editors): Biometrika Tables for Statisticians, 3rd ed., Vol. 1. Cambridge University Press, 1966.)

Table A–1. Random Numbers.
Table A–2. Areas under the Standard Normal Curve.a

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