Question

A national polling organization wishes to estimate the percentage of all teenagers who believe that they will be

able to get a job with a high school diploma. The organization surveys a random sample of 1300 teenagers and

27% of this sample says that they believe they will be able to get a job with a high school diploma.

a.Give the value, and notation, of the sample statistic.

b. Provide the population parameter symbol, what it represents, and its numerical value (if given).

Answer 1

a.Give the value, and notation, of the sample statistic.

sample statistic

value = 27% = 0.27

notation = p ( Sample proportion is denoted by p )

b. Provide the population parameter symbol, what it represents, and its numerical value (if given).

symbol = P ( Population proportion is denoted by P )

what it represents? = The population proportion represents the proportion of teenagers who believe that they will be able to get a job with a high school diploma all over the country.

its numerical value = It is not given here