There is evidence of non-response bias in the survey results because only a fraction of the people that were mailed responded.
<h3>What is a survey?</h3>
A survey is a type of research which seeks to obtain information from a specific group of people called respondents. The research is normally in form of a questionnaire the reflects the honest opinion of the respondent.
From the result of the survey, it is possible to conclude that there is evidence of non-response bias in the survey results because only a fraction of the people that were mailed responded.
Learn more about survey: brainly.com/question/13532910
<span>Add the three amounts first.
$2,889.32 + </span>$2,996.42 + <span>$3,435.53 = $9321.27
Now divide the total amount of sales by the cost per gallon to find the number of gallons.
9321.27/1.19 = 7833
Answer: The total amount of regular gas sold on Tuesday, Wednesday, and Thursday was 7833 gallons.
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3 plus 2x. you add three to the amount of brother man times 2
Answer:
d. 15-(-18)
Step-by-step explanation:
Take the second point and subtract the first point
15 - (-18)
15 + 18
33
