1..Human body temperatures have a mean of 98.20F and a standard deviation of 0.62F. Sally's temperature can be described by z=1.5. What is hertemperature? Round your answer to the nearest hundredth.

2..A political party sends a mail survey to 1500 randomly selected registered voters in a community. The survey asks respondents to give an opinion about the job performance of the current President. Of the 1500 surveys sentout, 480 arereturned, and ofthese, only 120 saythey're satisfied with thePresident's job performance.

The population is

A.

the 120 respondents satisfied with thePresident's job performance.

B.

the 480 respondents that answered the survey.

C.

the 1500 registered voters in the community selected to receive this survey.

D.

all registered voters in this community.

The sample is

A.

the 120 respondents satisfied with thePresident's job performance.

B.

the 1500 registered voters in the community selected to receive this survey.

C.

all registered voters in this community.

D.

the 480 respondents that answered the survey.

3...A magazine ran a survey about a web site for downloading music. Readers could register their responses on themagazine's web site.

Identify what is wrong.

Choose the correct answer below.

A.

The sample is a voluntary responsesample, so there is a good chance that the results do not reflect the population.

B.

The sample is acensus, so there is a good chance that the results do not reflect the population.

C.

The magazine has an interest in the surveyresults, so the source of the survey is questionable.

D.

It is likely that the survey used a loadedquestion, so the results of the survey are not reliable.

4..Determine whether the given value is a statistic or a parameter.

Thirty percent of all dog owners poop scoop after their dog.

Parameter

Statistic