Question: A decade-old study found that the proportion of high school seniors who felt that getting rich was an important personal goal was 70%. Suppose that

A decade-old study found that the proportion of high school seniors

A decade-old study found that the proportion of high school seniors who felt that "getting rich" was an important personal goal was 70%. Suppose that we have reason to believe that this proportion has changed, and we wish to carry out a hypothesis test to see if our belief can be supported. State the null hypothesis Ho and the alternative hypothesis H, that we would use for this test. X P O S DSO D>0 020 X

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The senders expertise; certification, i.e. the senders educational background

Context, i.e. the context of the information presented and received

1. To gain insight into why we believe more in one type of information than another.