Would you favor spending more federal tax money on the arts? This question was asked by a research group on behalf of The National Institute. Of a random sample of ?? ? 100 politically conservative voters, ?? ? 30 responded yes. Another random sample of ?? ? 93 politically moderate voters showed that ?? ? 45 responded yes. Does this information indicate that the population proportion of conservative voters inclined to spend more federal tax money on funding the arts is less than the proportion of moderate voters so inclined. Use ? ? 0.05.

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.