How to think about statistics /
Phillips, John L.,
How to think about statistics / John L. Phillips, Jr. - [3rd ed.]. - New York : W.H. Freeman, c1988. - xiv, 198 p. : ill. ; 24 cm. - A Series of books in psychology .
Rev. ed. of: Statistical thinking. 2nd ed. c1982. Includes index.
1. Introduction --
The task --
The basic ideas --
Facing mathphobia --
2. Frequency distributions --
Normal distributions --
Skewed distributions --
Other configurations --
Summary --
3. Measures of central tendency --
The mean (x̄) --
The median (Mdn) --
The mode --
Summary --
Sample applications --
4. Measures of variability --
The standard deviations (S) --
The semi-interquartile range --
The range --
Degrees of freedom --
Summary --
Sample applications --
5. Measures of relationship --
The rank-difference coefficient (p) --
The product-moment coefficient (r) --
Effect of restricted variability --
Correlation and causation --
Reliability and validity --
Summary --
Sample applications --
6. Interpreting individual measures --
Standard scores: The z scale --
Other standard scores --
Standard scores in correlation --
Centile (or "percentile") scores --
Age and grade norms --
Summary --
Sample applications --
7. Precision of measurement --
Standard errors --
Confidence intervals and levels of confidence --
Effect of N on standard error --
Two ways of quantifying reliability --
Expectancy tables --
Summary --
Sample applications --
8. Significance of a difference between two means --
An example --
Test of significance: The z ratio --
Test of significance: The t ratio --
Significance levels --
A common misinterpretation --
One- versus two-tail tests --
Statistical versus practical significance --
Summary --
Sample applications --
9. More on the testing hypotheses --
Comparison of frequencies: Chi-square --
Multimean comparisons: Analysis of variance --
Summary --
Sample applications --
10. Another look at correlation and causation --
Correlational versus experimental studies --
Continuous versus discontinuous variables and measurements --
Correlation as an index of causation --
Summary --
11. Summary.
0716719231 (pbk.) 0716719223 (hard)
Social sciences--Statistical methods.
Psychometrics.
Statistics.
HA29 / .P517
How to think about statistics / John L. Phillips, Jr. - [3rd ed.]. - New York : W.H. Freeman, c1988. - xiv, 198 p. : ill. ; 24 cm. - A Series of books in psychology .
Rev. ed. of: Statistical thinking. 2nd ed. c1982. Includes index.
1. Introduction --
The task --
The basic ideas --
Facing mathphobia --
2. Frequency distributions --
Normal distributions --
Skewed distributions --
Other configurations --
Summary --
3. Measures of central tendency --
The mean (x̄) --
The median (Mdn) --
The mode --
Summary --
Sample applications --
4. Measures of variability --
The standard deviations (S) --
The semi-interquartile range --
The range --
Degrees of freedom --
Summary --
Sample applications --
5. Measures of relationship --
The rank-difference coefficient (p) --
The product-moment coefficient (r) --
Effect of restricted variability --
Correlation and causation --
Reliability and validity --
Summary --
Sample applications --
6. Interpreting individual measures --
Standard scores: The z scale --
Other standard scores --
Standard scores in correlation --
Centile (or "percentile") scores --
Age and grade norms --
Summary --
Sample applications --
7. Precision of measurement --
Standard errors --
Confidence intervals and levels of confidence --
Effect of N on standard error --
Two ways of quantifying reliability --
Expectancy tables --
Summary --
Sample applications --
8. Significance of a difference between two means --
An example --
Test of significance: The z ratio --
Test of significance: The t ratio --
Significance levels --
A common misinterpretation --
One- versus two-tail tests --
Statistical versus practical significance --
Summary --
Sample applications --
9. More on the testing hypotheses --
Comparison of frequencies: Chi-square --
Multimean comparisons: Analysis of variance --
Summary --
Sample applications --
10. Another look at correlation and causation --
Correlational versus experimental studies --
Continuous versus discontinuous variables and measurements --
Correlation as an index of causation --
Summary --
11. Summary.
0716719231 (pbk.) 0716719223 (hard)
Social sciences--Statistical methods.
Psychometrics.
Statistics.
HA29 / .P517