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Alik [6]
3 years ago
9

A tax form asks people to identify their age, annual income, number of dependents, and social security number. For each of these

three variables, identify the scale of measurement that probably is used and identify whether the variable is continuous or discrete.
Mathematics
1 answer:
Ymorist [56]3 years ago
4 0

Answer: These variables are discrete.

Step-by-step explanation:

As we know that

Discrete variables are those variables which is countable.

Continuous variables are those variables which is not generally countable instead of this it lies in interval.

Age - countable

Annual income - countable

number of dependent - countable

social security number - countable.

Hence, these variables are discrete.

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Please help, I I beg you please
Tatiana [17]

Answer:

<em>The volume of the cube is </em> \mathit{\frac{27}{z^3x^{9}}} <em>cu in.</em>

Step-by-step explanation:

<u>The Volume of a Cube</u>

Let's have a cube of side length a. The volume of the cube is:

V=a^3

The cube of the image has a side length of

\displaystyle a=\frac{3x^{-3}}{z}\ inches

Simplifying the expression of the base by converting the negative exponent in the numerator to the denominator:

\displaystyle a=\frac{3}{zx^{3}}\ inches

Now find the volume:

\displaystyle V=\left(\frac{3}{zx^{3}}\ inches\right)^3

Applying the exponents:

\displaystyle V=\frac{3^3}{z^3x^{9}}\ inches^3

\displaystyle V=\frac{27}{z^3x^{9}}\ inches^3

The volume of the cube is \mathbf{\frac{27}{z^3x^{9}}} cu in.

8 0
3 years ago
Evaluate the expression if a = 3, b = 5, and c = 6.<br> c^2 + 3a × b
vladimir1956 [14]

Answer:

<h3> 81 is your answer.☺</h3>

Step-by-step explanation:

a = 3, b = 5, and c = 6

c^2 + 3a × b

6^2 + 3(3) × 5

36+9×5

36+45

81 => Ans

Hope this helps

Keep Smiling :)

4 0
3 years ago
? the coordinates of a, b, c, and d are a (-6, 1), b (-9, 4), c (-1, 1), and d (-7, 6). how are ab←→ and cd←→ related? they are
balandron [24]
AB :
(-6,1)(-9,4)
slope = (4 - 1) / (-9 - (-6) = 3 / -3 = - 1

CD:
(-1,1)(-7,6)
slope = (6 - 1) / (-7 - (-1) = -5/6

different slopes....slopes are not negative reciprocals...means they are not perpendicular, parallel, or coincident. These lines will intersect at one point.
4 0
3 years ago
Can you help out with this ​
marusya05 [52]
All you have to do is plug in the 2 for x which gives you 8 as the answer
8 0
3 years ago
Read 2 more answers
A study of the checkout lines at the Safeway Supermarket in the South Strand area revealed that between 4 and 7 P.M. on weekdays
Dima020 [189]

Answer:

Step-by-step explanation:

Given that a study of the checkout lines at the Safeway Supermarket in the South Strand area revealed that between 4 and 7 P.M. on weekdays there is an average of four customers waiting in line.

Let X be the number of customers waiting in line

X is Poisson with parameter = 4

the probability that you visit Safeway today during this period and find:

a. No customers are waiting

P(X=0) = 0.018316

b. Four customers are waiting?

=P(x=4) =0.193567

c. Four or fewer are waiting?

=P(X\leq 4) = 0.628837

d. Four or more are waiting

=P(X\geq 4)=0.56653

8 0
3 years ago
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