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
Stacy has 126 plants in total by adding 54, 45 and 27. Ypu divide the total number (126) by 42 and you will get 3. So Stacy will have 3 rows and 42 plants in each row.
Hope this helped.
What is the greatest number of rows that Stacy can have is she wants to use all of her plants? 3 rows
How many of each type of plant will she have in each row? 45 plants
The sign of the product would be the postitive sign because all three integers have the same sign.