when a recent GSS asked whether the government should impose

when a recent GSS asked whether the government should impose strict laws to make industry do less damage to the enviroment,a 95%confidence interval for the population responding yes was (0.87,0.90).Would a 99%confidence interval be wider or shorter?why? Please explain WHY in detail.

Solution

99%confidence interval is wider because

1. Now a days world facing big problem regarding enviourmental pollution control specially in more industrial country like USA.

2.Industries causes more water pollution so it damage soil n water too to prevent them laws must be strict.

3.It helps to minimize Green house effect and other enviourmental issue