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kolbaska11 [484]
3 years ago
9

(Please Help) A small city conducts a survey to determine how its residents feel about building a public pool facility. Research

ers go door-to-door one day from 9:00 a.m. to 5:00 p.m. to ask if the adult resident would like to complete the survey. What kind of sampling technique is being used? Against which group would the survey most likely be biased?
A. Systematic sampling; the sample would be biased against adults who are unemployed.
B. Volunteer sampling; the sample would be biased towards those who complete the survey.
C. Simple random sampling; the sample would be unbiased.
D. Convenience sampling; the sample would be biased against adults who work during the day.
Mathematics
2 answers:
alekssr [168]3 years ago
5 0

Answer:

D- convenience sampling, the sample would be biased against adults who work during the day

Step-by-step explanation:


sergejj [24]3 years ago
4 0

Answer:

D. Convenience sampling; the sample would be biased against adults who work during the day.

Step-by-step explanation:

Many adults work a typical 9-5 job, therefore if the survey goes on during their full shift, none of them will get to answer. Most people who answer the survey will either be unemployed, or work at night, and no adult with a day job will get to voice their opinion.

please mark brainliest

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Dafna1 [17]
Let width and length be x and y respectively.
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3 years ago
Determine an equivalent algebraic monomial expression using the laws of exponents. Show your work.
Serga [27]

The equivalent algebraic monomial expression of the expression given as (-8a^5b)(3ab^4) is -24a^6b^5

<h3>How to determine an equivalent algebraic monomial expression?</h3>

The expression is given as:

(-8a^5b)(3ab^4)

Multiply -8 and 3

So, we have:

(-8a^5b)(3ab^4) = (-24a^5b)(ab^4)

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So, we have:

(-8a^5b)(3ab^4) = (-24a^6b)(b^4)

Multiply b and b^4

So, we have:

(-8a^5b)(3ab^4) = -24a^6b^5

Hence, the equivalent algebraic monomial expression of the expression given as (-8a^5b)(3ab^4) is -24a^6b^5

Read more about expressions at:

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4 0
2 years ago
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const2013 [10]

Answer:

- 8 {x}^{2}  - x - 4

Step-by-step explanation:

Let's subtract:

( - 8 {x}^{2}  - 8) - (x - 4)

- 8 {x}^{2}  - 8 - x + 4

- 8 {x}^{2}  - x - 4

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miv72 [106K]

Answer:

-1, 1

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Answer:

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