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Several years? ago, 32?% of parents who had children in grades? K-12 were satisfied with the...

Several years? ago, 32?% of parents who had children in grades? K-12 were satisfied with the quality of education the students receive. A recent poll asked 1 comma 205 parents who have children in grades? K-12 if they were satisfied with the quality of education the students receive. Of the 1 comma 205 ?surveyed, 463 indicated that they were satisfied. Construct a 99?% confidence interval to assess whether this represents evidence that? parents' attitudes toward the quality of education have changed.

What are the null and alternative? hypotheses?

Math   Statistics-And-Probability   
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