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Leokris [45]
3 years ago
14

Solve 2x2 + 5x + 5 = 0. Round solutions to the nearest hundredth.

Mathematics
1 answer:
Ganezh [65]3 years ago
7 0
 do i need to solve for x
 
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Imagine that the average weight of a total of 500 girls in a high school is 35kg. Tom randomly sampled 10 girls and measured the
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Answer:

The sample 2 has a lowest value of SE corresponding to the least sample variability.

Step-by-step explanation:

As the value of the sample means and standard deviations are not given, as similar question is found online from which the values of data is follows

The data is as attached with the solution. From this data

Sample 1 has a mean of 34 and a SE of 5

Sample 2 has a mean of 30 and a SE of 2

Sample 3 has a mean of 26 and a SE of 3

Sample 4 has a mean of 38 and a SE of 5

As per the measure of the sample variability is linked with the value of SE or standard error. Which is lowest in the case of sample 2 .

So the sample 2 has a lowest value of SE corresponding to the least sample variability.

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4 years ago
What letter is s in 8s=1/2
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We find the value for s here. 

8s = 1/2
8s =  \frac{1}{2} 
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1/2 divided by 8/1 = 1/2 * 1/8 = 1/16

s = 1/16
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