ADMS 2320 Chapter Notes -Null Hypothesis, Statistical Hypothesis Testing, Test Statistic
15 Dec 2014
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Questions 1 to 2: for each statement, determine if the statement is a typical null hypothesis (h0) or alternative hypothesis (ha): there is no difference between the proportion of overweight men and overweight women in america. Alternative hypothesis: the average price of a particular statistics textbook over the internet is the same as the average price of the textbook sold at all bookstores in a college town, null hypothesis, alternative hypothesis. If the results of a hypothesis test give a p-value of 0. 03, then with a significance level (alpha) = . 04 the results are said to be: not statistically significant because p . C: not practically significant because p . Practically significant because p alpha alpha alpha alpha: the designated level (typically set at . 05) for which the p-value is compared to decide whether the alternative hypothesis is accepted (or not) is called a.
