Updated and expanded edition (first in 1989) of a textbook for either a one-semester or one-quarter course, providing a clear understanding of basic statistical techniques, with an emphasis on the application of those techniques to the analysis of data. Introductory high school algebra is a sufficient prerequisite. Annotation copyright by Book News, Inc., Portland, OR
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access to Minitab alternative hypotheses approximately Bernoulli trials coefficient of determination column of Table command Computer exercise confidence interval contingency table critical value curve with parameters data points data provide sufficient data set data values discrete random variable displayed equal estimate event evidence to conclude Example expected frequencies Figure frequency distribution frequency histogram graph histogram hypothesis test Illustrates income Interpret your result Key Fact left-tailed males Nissan Zs normally distributed population null and alternative null hypothesis obtain P-value percentage perform a hypothesis perform the hypothesis population mean population standard deviation prediction interval Printout probability distribution provide sufficient evidence quartiles random sample randomly selected Refer to Exercise regression equation Reject H0 rejection region relative-frequency salaries sample mean sample standard deviation sampling distribution selected at random significance level standard normal curve statistical software STEP sum of squares Suppose test statistic z-score