A Simple Random Sample of 450 Residents in the State

Multiple Choice

A simple random sample of 450 residents in the state of New York is taken to estimate the proportion of people who live within 1 mile of a hazardous waste site.If 135 of the residents in the sample live within 1 mile of a hazardous waste site,what are the values of the sample proportion of people who live within 1 mile of a hazardous waste site and its standard error?

A) 0.3 and 0.01
B) 0.3 and 0.022
C) 0.3 and 0.21
D) 0.7 and 0.022