Preface

Descriptive Statistics

(18)

Populations, samples, and elements

(1)

Probability

(2)

Types of data

(2)

Frequency distributions

(5)

Measures of central tendency

(2)

Measures of variability

(2)

Z scores

(2)

Note

(1)

Exercises

(1)

Inferential Statistics

(12)

Statistics and parameters

(1)

Central limit theorem

(3)

Estimating the mean of a population

(5)

Notes

(1)

Exercises

(4)

Hypothesis Testing

(16)

Stating the null and alternative hypotheses

(1)

Selecting the decision criterion α

(1)

Establishing the critical values

(1)

Drawing a random sample from the population and calculating the mean of that sample

(1)

Calculating the standard deviation (S) and estimated standard error of the sample (sx)

(1)

Calculating the value of the test statistic t that corresponds to the mean of the sample (tcalc)

(1)

Comparing the calculated value of t with the critical values of t, and then accepting or rejecting the null hypothesis

(1)

The meaning of statistical significance

(1)

Type I and type II errors

(2)

Power of statistical tests

(1)

Directional hypotheses

(2)

Testing for differences between groups

(1)

Analysis of variance

(3)

Nonparametric and distribution-free tests

(1)

Notes

(1)

Exercises

(2)

Correlational Techniques

(6)

Correlation

(2)

Regression

(1)

Choosing an appropriate inferential or correlational technique

(3)

Research Methods

(8)

Experimental studies

(3)

Nonexperimental studies

(5)

Statistics in Epidemology

(8)

Rates

(3)

Measurement of risk

(3)

Note

(2)

Statistics in Medical Decision Making

(8)

Validity

(1)

Reliability

(1)

Reference values

(1)

Sensitivity and specificity

(3)

Predictive values

(3)

Appendix 1

(2)

Appendix 2

(4)

References

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High-Yield Biostatistics

9780683035667

0683035665

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