?Teen Prayer In 1995, 40% of adolescents stated they prayed daily. A researcher wants to
Chapter 10, Problem 21(choose chapter or problem)
Teen Prayer In 1995, 40% of adolescents stated they prayed daily. A researcher wants to know whether this percentage has risen since then. He surveys 40 adolescents and finds that 18 pray on a daily basis. Is this evidence that the proportion of adolescents who pray daily has increased at the = 0.05 level of significance?
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