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Slav-nsk [51]
3 years ago
13

Suppose you are conducting a survey regarding activity level of children in the LA school district. you obtain a cluster sample

of 16schols within the la school district and sample all sophomore students in the randomly selected schools. The survey is administered by the parents. THE SURVEY HAD BAIS (sample, response or nonresponse)
Mathematics
1 answer:
loris [4]3 years ago
7 0
<span>The survey had a sample and response bias. The survey only randomly selected sophomore students, when it needed to be a thorough survey of children in the LA school district, so the sample size is neither large enough or relevant. Secondly, because the survey was administered by the parents of the students, the students surveyed will be more likely to over-report their activity level.</span>
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Brilliant_brown [7]

Answer:

n > 13.7

Step-by-step explanation:

Writing a symbolic statement, we get:

n - 9.1 < 4.6

Multiplying all three terms by 10 removes fractions:

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Adding 91 to both sides isolates the 10n term:

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What is 9*10000000000000000000000000000000000000000000000?
zheka24 [161]
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sveticcg [70]

Answer:

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Chang used a coordinate plane to show where his posters are displayed on his bedroom wall. Three posters are located at E(5, 3),
arlik [135]

Answer:

EF = 9

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For GF, they share the same x coordinate, so you're finding the distance between their y coordinates, which are 3 and 5. The distance between the two is 2, so the length of GF is 2.

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3 years ago
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