Question: What do Americans do to conserve energy? A survey of 500 adults (data extracted from Going on an Energy Diet, USA Today, April 16, 2009,

What do Americans do to conserve energy? A survey of 500 adults (data extracted from "Going on an Energy Diet," USA Today, April 16, 2009, p. 1A) found the following percentages:
Turn off lights, power strips, unplug things: 73% Recycle aluminum, plastic, newspapers, cardboard: 47% Recycle harder-to-recycle products: 36% Buy products with least packaging: 34% Ride a bike or walk: 23%
a. Construct 95% confidence interval estimates for the population proportion of what adults do to conserve energy.
b. What conclusions can you reach concerning what adults do to conserve energy?

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