Question

ch 15* an april 2011 poll of canadian adults found that 57% were certain that they would vote in the may 2011 elections. election records show that 61.1% of registered voters voted in the election. the boldface number is aa

parameter.
sampling distribution.
statistic.

Explanation:

A parameter is a characteristic of a population. The 61.1% represents the proportion of all registered - voters (the population) who voted, so it is a parameter. A statistic is a characteristic of a sample, and a sampling distribution is related to the distribution of sample statistics. Since this value pertains to the entire population of registered voters, it is not a statistic or a sampling distribution.

Answer:

parameter.