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Aleonysh [2.5K]
3 years ago
9

Hildy had 2.5 oz of liquid for a science experiment. the instructions said that the experiment needed 3 oz of liquid. she went t

o the cabinet and got an additional 7.5 oz of liquid. did hildy get a reasonable amount of liquid out of the cabinet?
a. yes, hildy got a reasonable amount of liquid because she needed a total of 7.5 oz (2.5 × 3 = 7.5).
b. no, hildy did not get a reasonable amount of liquid because she only needed 0.5 oz (3 – 2.5 = 0.5).
c. no, hildy did not get a reasonable amount of liquid because she only needed 5.5 oz (3 2.5 = 5.5).
Mathematics
2 answers:
Mashutka [201]3 years ago
8 0
Answer is b answer is b
solmaris [256]3 years ago
6 0
For this case we have the following amount of liquid:
 2.5 oz.
 The amount of liquid needed is:
 3 oz.
 Therefore, the amount of fluid needed is:
 3oz - 2.5oz = 0.5oz
 Answer:
 
b. no, hildy did not get a reasonable amount of liquid because she only needed 0.5 oz (3 - 2.5 = 0.5).
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Answer:

The proposed way of sampling is a biased way to perform the survey.

Step-by-step explanation:

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Convenience sampling is where we take in items which are easy to reach.

Convenience sampling consists of selection bias, i.e.e the bias involved in the sample due to inappropriate selection procedures.

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In this case, the sample suggested by the students consists of surveying the first 100 people who enter the school, about the public opinion on a school building project.

This is an example of convenience sample.

So, there is a selection bias present in the sample.

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