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11111nata11111 [884]
2 years ago
14

Help me guys :) I need good answer:)​

Mathematics
1 answer:
kifflom [539]2 years ago
5 0

Step-by-step explanation:

hopefully I think hope you will understand

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The parameter of interest in this scenario is the proportion of all 1,000 students within the school who have "strict" parents or guardians.

<h3>How to calculate a test statistic?</h3>

In Mathematics, the test statistics of a given sample is calculated by using this formula:

Z=\frac{x\;-\;u}{\frac{\sigma}{\sqrt{n} } }

<u>Where:</u>

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In conclusion, a possible test statistic which can be used to estimate this parameter is the proportion of all students who have "strict" parents or guardians, based on the collected sample.

Read more on test statistic here: brainly.com/question/4621112

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8 0
2 years ago
2. In a school with only sixth and seventh graders
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5 0
3 years ago
1/6d + 2/3 = 1/4(d-2)
xxMikexx [17]
D = 14

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2d + 4*2 = 3d - 6
2d - 3d = -6-8
-d = -14
d = 14
4 0
3 years ago
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