Which of the following statements about measures of validity is true?
a.
statistics, survey research, and scientific data can contain bias.
b.
statistics, survey research, and scientific data never contain bias.
c.
statistics and survey research always contain bias, but scientific data does not contain bias.
d.
survey research can contain bias, but statistics and scientific data do not contain bias.
select the best answer from the choices provided
a
b
c
d

Statistics, survey research, and scientific data can contain bias.

Explanation:

Statistical data analysis is a powerful tool for creating callsigns and evidence about a study. Data analysis has evolved over time and its importance is increasing. However, the statistics must have their parameters validated, as there are several situations in which bias occurs such as selection bias, sampling error bias, systematic bias, among others. To prevent this from happening, you need to know statistical theory well and choose an appropriate statistical model for your data.

you have to write the essay, it counts as cheating if i do. so just use your brain; you're a smart kid. you can do it. : )

explanation:

nah. i'm good.

the price of our current war is high; it costs money and it costs lives.

but it does not cost our pride. it does not cost the guilt that would arise from knowing that we did nothing to intervene while our neighboring nations fell to despotic leaders.

it does not cost the terror of knowing that our allies are unstable. it does not cost the fear that we, too, will be next to fall.

which sentence most accurately explains why the speaker's use of the parallel structure is effective in this passage?

a. it underscores that disagreement will not be tolerated and will be dealt with swiftly.

b. it makes the speaker seem like a decisive and capable leader.

c. it emphasizes reasons to fight and inspires listeners to aid the war effort.

d. it establishes the speaker's credibility by acknowledging the difficulties of war.