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Nutka1998 [239]
3 years ago
9

TEA samples its test questions for the TAKS test every year by field testing the questions. they tell schools to test certain cl

asses at specific schools throughout the state. what kind of sampling are they using?
a-Simple Random
b-cluster sampling
c-stratified sampling
d-convenience sampling
e-systematic sampling
Mathematics
1 answer:
Elina [12.6K]3 years ago
7 0
I think it is E.??? I am almost positive.
You might be interested in
Select the correct answer
IgorLugansk [536]

Answer:

The mode would be 45.

Step-by-step explanation:

The mode is 45 because a mode is the most repeated number in a set.

8 0
3 years ago
Find the values of x, y, and z. The diagram is not to scale.
rosijanka [135]

Answer:

x= 81°, z= 99°, y°=68°

Step-by-step explanation:

considering the part of the triangle where 36° , 63° and x° is located as ΔABC.

to find the measure of x we use angle sum property.

We know that the sum of the angles of a triangle is always 180°. Therefore, if we know the two angles of a triangle, and we need to find its third angle, we use the angle sum property. We add the two known angles and subtract their sum from 180° to get the measure of the third angle.

so,

∠A + ∠B +∠C = 180°

36° + 63° + x° = 180°

99° + x° = 180°

x° = 180 - 99

x° = 81°

When two lines intersect each other at a single point, linear pairs of angles are formed. If the angles so formed are adjacent to each other after the intersection of the two lines, the angles are said to be linear. If two angles form a linear pair, the angles are supplementary, whose measures add up to 180°.

x° + z° = 180°

81° + z = 180°

z= 180 - 81

z= 99°

considering the next part of the triangle where 13° , z° and y° is located as ΔACD

to find the measure of y we use angle sum property.

∠A + ∠C + ∠D = 180°

13° + z° + y° = 180°

13°+99°+y°= 180°

112°+ y° = 180°

y°= 180- 112

y° = 68°

5 0
2 years ago
What is the slope of this line?
lianna [129]
The slope would be 0.
5 0
3 years ago
Read 2 more answers
Draw a model that shows 2 items being divided equally for 4 people. How much will each person have?
zhenek [66]

Answer:

hello friend!

Step-by-step explanation:

A half or 1/2

if i  have 2 apples and 4 friends ofc i donr have enough for each friend to get a whole or one apple so to make it fair, i would have to split each apple so each person could get a half

3 0
2 years ago
Read 2 more answers
10. Find the value of x in the equation 2(x - 3) + 5x = 5(2x + 6).
RoseWind [281]

Option A

<u>Answer: </u>

The value of x in the equation 2(x - 3) + 5x = 5(2x + 6) is -12

<u>Solution: </u>

From question given that

2(x - 3) + 5x = 5(2x + 6)

Open the brackets,

2x – 6 + 5x = 10x + 30

Rewrite the above equation,

2x + 5x – 6 = 10x + 30

On simplifying the above equation, we get

7x – 6 = 10x + 30

Now adding 6 on both sides,

7x – 6 + 6 =10x + 30 + 6

7x = 10x + 36

On subtracting 10x on both sides,

7x - 10x = 10x + 36 - 10x

-3x = 36

On dividing -3 on both sides,

x = -12

Hence on simplifying 2(x - 3) + 5x = 5(2x + 6) we get value of x is -12. Hence Option (A) is correct.

7 0
3 years ago
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