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Several years ago, 4 2 % of parents who had children in grades K - 1 2 were satisfied with the quality of education the
Several years ago, of parents who had children in grades K were satisfied with the quality of education the students receive. A recent poll asked parents
who have children in grades if they were satisfied with the quality of education the students receive. Of the surveyed, indicated that they were satisfied.
Construct a 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?
: versus :
Round to two decimal places as needed.
Use technology to find the confidence interval.
The lower bound is
The upper bound is
Round to two decimal places as needed.
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