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3 years ago

2. What is sampling variability?

Mathematics

2 answers:

statuscvo [17]3 years ago

6 0

Answer:

<h2><u>Sampling variability is how much an estimate varies between samples.</u> </h2>

Step-by-step explanation:

<h3><em>“Variability” is another name for range; Variability between samples indicates the range of values differs between samples. ... The variance (σ2) and standard deviation (σ) are common measures of variability</em></h3>

<h2><u><em>(ATTACHED IMAGE FOR EXAMPLE)</em></u></h2>

(credit to google)

IgorLugansk [536]3 years ago

5 0

Answer:

Step-by-step explanation:

remove parentheses by multiplying factors

use exponent rules to remove parentheses in terms with exponents

combine like terms by adding coefficients

combine the constants

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3 years ago

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the annual rate of inflation is given by the formula I = (p2/p1)^1/n - 1, where p1 is the initial price of an item and p2 is the

aleksklad [387]

Answer:

<h2>The value of $n$ is 31 years.</h2>

Step-by-step explanation:

The given equation is formed by different variables, where $n$ indicates the period of time in years where the rate of inflation is calculated.

In this case, we have a period from 1980 to 2011. The difference between these years would be the period of time used to find the inflation rate.

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Therefore, the value of $n$ is 31 years.

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3 years ago

Twelve people ordered calculators. The least expensive was $5.95 and the most expensive was $12.95. Half ordered a $9.95 calcula

hichkok12 [17]

Answer:

Round up all costs

Least expensive: $6

Most expensive: $13

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Other half

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Step-by-step explanation:

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3 years ago

Pls answer I will give brainliest

Goryan [66]

It’s B because the y intercept is +3

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3 years ago

Read 2 more answers