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4 years ago

Pls help me with number 5

Mathematics

1 answer:

4vir4ik [10]4 years ago

5 0

Answer

456

Step-by-step explanation:

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on Tuesday afternoon at Camp Bruce Did archery and sailling before dinner he spent 55 minutes at archery and 1 hour and 35 minut

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3 years ago

What is the standard deviation of a sampling distribution called?

GarryVolchara [31]

Answer: Standard error.

Step-by-step explanation:

If the population is normally distributed , then the standard deviation of a sampling distribution of the sample mean $[tex]\overline{x}$ [/tex] is known as standard error which depends on population standard deviation $(\sigma)$ and the sample size (n).

$\sigma_x=\dfrac{\sigma}{\sqrt{n}}$

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3 years ago

A company purchased equipment and signed a 7-year installment loan at 9% annual interest. The annual payments equal $9,000. The

ANTONII [103]

First, we should apply the present value of annuity formula. It is $PV=A \frac{1- \frac{1}{(1+r)^{N}}}{r}$ and in this formula $\frac{1- \frac{1}{(1+r)^{N}}}{r}$ is the present value of annuity factor.

Then, we can find the present value of the annuity by writing that, $PV=9000 * 5.033 = 45297$ <span>
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7 0

3 years ago

Read 2 more answers

I need help please ill mark brainiest

vitfil [10]

Answer:

Step-by-step explanation:

This is exponential growth which has the form

$c=ar^n,\text{ where c=cases, a=initial value, r=common ratio, n=days}\\ \\ c=1000(1.2^n)\\ \\ \text{The sequence for days 2 through 6 is}\\ \\ (2, 1440),(3, 1728),(4, 2073.6),(5, 2488.32),(6, 2985.984)\\ \\ \text{Since these are people we should round to nearest whole person.}\\ \\ (2,1440),(3,1728),(4,2074),(5,2488),(6,2986)$

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3 years ago