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Alik [6]
4 years ago
9

In the following hypothetical scenarios, classify each of the specified numbers as a parameter or a statistic. 1. There are nine

justices currently serving in the United States Supreme Court, and 44% of them were appointed after the year 2000, The 44% here is a __________.2. In a 2011 Gallup poll of 1008 adults living in the United States, 11% said they are satisfied with the condition of the national econormy. The 11% here is a _________3. The survey results from 12 local parks show the mean height of 60 ft for mature oak trees. The mean height of 60 ft is a ________.4. The 36 students in Ms. Dunham's second grade class have a mean height of 64 inches with a standard deviation of 1.3 inches. The 1.3 inches is a __________.5. In a random sample of homeowners in the United States, it is found that 34% of the sampled homeowners renew their home warranty. The 34% here is a _________.
Mathematics
1 answer:
sasho [114]4 years ago
3 0

Answer:

Step-by-step explanation:

In the following hypothetical scenarios, classify each of the specified numbers as a parameter or a statistic.

1. There are nine justices currently serving in the United States Supreme Court, and 44% of them were appointed after the year 2000, The 44% here is a __Parameter________.

2. In a 2011 Gallup poll of 1008 adults living in the United States, 11% said they are satisfied with the condition of the national econormy. The 11% here is a ___Statistic______

3. The survey results from 12 local parks show the mean height of 60 ft for mature oak trees. The mean height of 60 ft is a ___Statistic_____.

4. The 36 students in Ms. Dunham's second grade class have a mean height of 64 inches with a standard deviation of 1.3 inches. The 1.3 inches is a ___statistic_______.

5. In a random sample of homeowners in the United States, it is found that 34% of the sampled homeowners renew their home warranty. The 34% here is a ___statistic_____.

Note that the characteristic of a population is parameter and characteristic of a sample is statistic

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mixer [17]

The expression (-2 - 6i)-(-2-4i) to a + bi form is 0 - 2i.

Complete question.

Simplify the expression to a + bi form:

(-2 - 6i)-(-2-4i)

Square root of any negative number are expressed as a complex number. For example i = √-1

Complex numbers are generally written in the format z = x+iy

Given the expression (-2 - 6i)-(-2-4i)), in expansion:

(-2 - 6i)-(-2-4i)

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Collect the like terms

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Therefore the expression (-2 - 6i)-(-2-4i) to a + bi form is 0 - 2i.

Learn more on complex number here: brainly.com/question/12375854

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3 years ago
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Answer:

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Step-by-step explanation:

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Answer:

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