Answer:
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Answer:
the mean and standard error of the mean are 200 and 2 respectively.
Step-by-step explanation:
Given that ;
the sample size n = 81
population mean μ = 200
standard deviation of the infinite population σ = 18
A population is the whole set of values, or individuals you are interested in, from an experimental study.
The value of population characteristics such as the Population mean (μ), standard deviation (σ) are said to be known as the population distribution.
From the given information above;
The sample size is large and hence based on the central limit theorem the mean of all the means is same as the population mean 200.
i.e
= 200
∴ The mean = 200
and the standard error of the mean can be determined via the relation:
Therefore ; the mean and standard error of the mean are 200 and 2 respectively.
Step-by-step explanation:
Inequalities are solved just like equations the only difference is that the inequality sign has to be considered.
We are writing the steps with reason
So,
1. Given
2. Distributive property:
3. Combine like terms
4. Subtraction property of order
5. Addition property of order
6. Division property of order
Keywords: Inequality, Properties
Learn more about inequalities at:
#LearnwithBrainly
Answer:
y = 27
Step-by-step explanation:
If m=11, x=2, and b=5, then:
y = mx + b
Plug in the values into the linear equation:
y = 11(2) + 5
y = 22 + 5
y = 27
400,000 + 50,000 + 700 + 5