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Ber [7]
3 years ago
8

!!!!!!!!WILL MARK BRAINLIEST!!!!!!!!!!!! A school board is interested in whether high school students would like to shift the sc

hool day forward by 30 minutes. They decide to conduct a survey and randomly select students who are involved in extracurricular activities. Which statement is true? A. The survey results are most at risk for nonresponse bias. B. The survey results are most at risk for undercoverage. C. The survey results are most at risk for students not being able to answer honestly. D. The survey results are not at risk for any bias.
Mathematics
2 answers:
Andrej [43]3 years ago
8 0

Answer:

B the survey results are most at risk for undercoverage

Step-by-step explanation:

Sati [7]3 years ago
7 0
The correct answer is B


These students do not represent the whole population of students, so the results of the survey will disproportionately recognize the opinion of the extracurricular students.
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Which congruency theorem can be used to prove<br> that ABD =DCA?
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Answer:

The answer is "SAS".

Step-by-step explanation:

In this question we assume two angle is given that are:

\ Two \ triangles \angle ABD \ and \angleDCA \\\\\ In \ this \ on \ angle \ is \ common \ that \ is, \\\\  AD=AD \\\\AB= CD \\\\\angle A \ is \ equal \ =  \angle A \ (\ which \ is \ given)\\\\

That's why SAS rule is correct.

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3 years ago
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answer:

1/10 as a fraction or if you want it as a decimal it would be 0.1

step-by-step explanation:

-4(x-4)- 3=12+6x after seeing you multiply -4 by x and -4

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1/10 or if you dont want a fraction and want a decimal is would be 0.1

8 0
3 years ago
Read 2 more answers
John determined that the unit rate for his trip to Orlando was 70 miles every 2 hours. Why is John's determination incorrect? Ca
ahrayia [7]

Answer:

John's determination incorrect because he didn't give a unit rate which is miles per hour (mph).

The actual unit rate for his trip is v;

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Step-by-step explanation:

Given;

John travels 70 miles in 2 hours

John's determination incorrect because he didn't give a unit rate which is miles per hour (mph).

The actual unit rate for his trip is;

v = 70 miles ÷ 2 hours

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v = 35mph

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zavuch27 [327]

Answer:

a. x - 2y = 4

Step-by-step explanation:

carry on learning

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