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Rowntree, Derek

Statistics Without Tears: An Introduction for Non-Mathematicians - UK Penguin Random House 2018 - 199p

1. Statistical inquiry
Making sense of experience
What is statistics?
Descriptive and inferential statistics
Collecting a sample
2. Describing our sample
Statistical variables
Error, accuracy and approximations
3. Summarizing our data
Tables and diagrams
Central tendency (averages)
Measures of dispersion
4. The shape of a distribution
Skewed distributions
Introducing the normal distribution
Proportions under the normal curve
Comparing values
5. From sample to population
Estimates and inferences
The logic of sampling
A distribution of sample-means
Estimating the population-mean
Estimating other parameters
6. Comparing samples
From the same or different populations?
Significance testing
The significance of significance
Comparing dispersions
Non-parametric methods
7. Further matters of significance
One-versus two-tailed tests
z-tests and t-tests
Comparing several means
Comparing proportions
8. Analysing relationships
Paired values
Three kinds of correlation
The strength of a correlation
The significance of a correlation coefficient
Interpreting a correlation coefficient
Prediction and regression


ISBN: 9780141987491

Dewey Class. No.: Q07 / R798