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In 1995, 40% of adults aged 18 years or older reported that they had a great deal of confidence in the public schools. On June

In 1995, 40% of adults aged 18 years or older reported that they had "a great deal" of confidence in the public schools. On June 1, 2005, the Gallup Organization released results of a poll in which 372 of 1004 adults aged 18 years or older stated that they had "a great deal" of confidence in public schools. Does the evidence suggest at the= 0.05significance level that the proportion of adults aged 18 years or older having "a great deal" of confidence in the public schools is significantly lower in 2005 than the 1995 proportion?

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