A decade-old study found that the proportion, p, of high school seniors who believed that "getting rich" was an important personal goal was 70%. A researcher decides to test whether or not that percentage still stands. he finds that, among that 245 high school seniors in his random sample, 186 believe that " getting rich" is an important goal. Can he conclude, at the 0.1 level of significance, that the proportion has indeed changed? The null hypothesis: H0 : _____ The alternative hypothesis: H1: ______ The type of test statistic: (choose one) _______ The value of the test statistic: ______ (round to at least three decimal places.) The p-value: _______ (round to at least three decimal places.) Can we conclude that the proportion of high school seniors who believe that “getting rich” is an important goal has changed? Yes ____, NO ____
A decade-old study found that the proportion, p, of high school seniors who believed that "getting rich" was an important personal goal was 70%. A researcher decides to test whether or not that percentage still stands. he finds that, among that 245 high school seniors in his random sample, 186 believe that " getting rich" is an important goal. Can he conclude, at the 0.1 level of significance, that the proportion has indeed changed?
The null hypothesis: H0 : _____
The alternative hypothesis: H1: ______
The type of test statistic: (choose one) _______
The value of the test statistic: ______
(round to at least three decimal places.)
The p-value: _______
(round to at least three decimal places.)
Can we conclude that the proportion of high school seniors who believe that “getting rich” is an important goal has changed? Yes ____, NO ____
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