Question: Of a random sample of 172 elementary school educators, 118 said that parental support was the most important source of a child's success. Test the

Of a random sample of 172 elementary school educators, 118 said that parental support was the most important source of a child's success. Test the hypothesis that parental support is the most important source of a child's success for at least 75% of elementary school educators against the alternative that the population percentage is less than 75%. Use α = 0.05.

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