Answer:
Answers are below
Step-by-step explanation:
Step 1: Graph the function
Step 2: Identify the type of function. This can be done by looking the exponents
Step 3: Since the exponent is 3, the function is not linear, but instead a cubic function.
I graphed this equation below.
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Answer:

And we have a sample size of n =81. We want to estimate the standard error of the sampling distribution
and for this case we know that the distribution is given by:

And the standard error would be:

And replacing we got:

Step-by-step explanation:
For this case we know the population deviation given by:

And we have a sample size of n =81. We want to estimate the standard error of the sampling distribution
and for this case we know that the distribution is given by:

And the standard error would be:

And replacing we got:

Answer:
Because 20 has to be doubled to become 40. While 40 is twice as much as 20 so you just divide 40 by 20 to get 50%.
Explanation:
20 x 20 = 40 = 100%
40 / 20 = 50%
The money in account is $36.38.
Let, the current amount in the bank amount is x.
And the amount of money that will be deposited is y.
So, the total amount that will be in the bank can be denoted by x+y.
Given that you have $21.15 in the bank account.
So, value of x = $21.15
The amount you will be depositing in the bank account is $15.23.
So, value of y = $15.23
Hence, the total amount in the bank will be
Already amount in the bank (x) + deposited amount in the bank (y)
So, x +y
$21.15 + $ 15.23
Total amount in the bank = $36.38
Hence, total amount in the bank is $36.38
Learn more about the bank account problems here brainly.com/question/14017594
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