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spin [16.1K]
3 years ago
12

The effect of the time of day a science class is taught on test scores is being

Mathematics
2 answers:
Rudiy273 years ago
7 0

Answer:

the answer is C. Direct Control

Step-by-step explanation:

giving each student the same test is something being controlled directly by the scientist/reasearcher

can't be randomization as it is not random

can't be replication as nothing is being replicated/duplicated

Talja [164]3 years ago
4 0
I think the answer is c.
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(3x^7)^4=cx^n what is c
GalinKa [24]

Answer:

Step-by-step explanation:

3x−7=4

1 Let x=\frac{11}{3}x=  

3

11

​  

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3\times \frac{11}{3}-7=4

3×  

3

11

​  

−7=4

2 Cancel 33.

11-7=4

11−7=4

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4=4

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hard too understand

7 0
3 years ago
Find the roots of the quadratic equation ​
NikAS [45]

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d

Step-by-step explanation:

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4 years ago
Joelle wants to place an oversized image which is 30.51 cm wide so that it appears centered on the page. The width of the page i
Naya [18.7K]

-4.46cm

Step-by-step explanation:

The horizontal midpoint of the page is;

The horizontal midpoint of the image is given as;

For the image to be centered, these to midpoints must be on the same point in the axis.

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On the axis, this is on the negative side. Therefore, the horizontal position for the left edge of the image that Joelle should use to center the image is -4.46cm.

3 0
3 years ago
Write the following numbers in order from least to greatest.
brilliants [131]
All together for this one?
3 0
4 years ago
8x + 2x + 13 = 4x − 29 show your work plz! I will give brainliest!!
jenyasd209 [6]
The answer is -7 I have the steps in the picture below

8 0
4 years ago
Read 2 more answers
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