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Firlakuza [10]
2 years ago
9

Help plzzzzz ASAP I NEED HELP

Mathematics
2 answers:
vekshin12 years ago
7 0
A is the same because the value isn't changed and values are just switched not changes therefore meaning that "a" is right
Firlakuza [10]2 years ago
7 0

Answer:

a

Step-by-step explanation:

all that happned was community property if numbers are switced around in an addition sentence then the answer will always be the same

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A dependent means t-test determines if the differences between scores on the pretest and posttest measures differ significantly
lara31 [8.8K]

A dependent means t-test determines if the differences between scores on the pretest and post-test measures differ significantly from Zero(0).

Benefits of pre-test measurements

This design is superior to the post-test-only control design because it adds pre-tests. Addition of pre-test: Improve your design ability to detect effects. You can investigate the impact of interventions on various sublevels of pretesting.

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6 0
1 year ago
I need help doings this​
julia-pushkina [17]

Answer:

Either A or C, I'm not quite sure tho

Step-by-step explanation:

The line is on the negative side of the graph

6 0
2 years ago
Help Pls! I need this fast!
lesya [120]

Answer: 36

Step-by-step explanation:

\overline{AB} \cong \overline{BC} (Triangle ABC is isosceles)

m\angle CAB=m\angle CBA=30^{\circ} (base angles of an isosceles triangle are congruent)

\angle MCB=90^{\circ} (In triangle CMB, angles in a triangle add to 180 degrees)

\angle ACM=30^{\circ} (triangle sum theorem)

MB=24 (30-60-90 triangle CMB)

AB=12 (sides opposite congruent angles in a triangle are congruent)

AB=36 (segment addition postulate)

3 0
2 years ago
Gabriel must practice piano at least 15 hours a week. This week he has practiced 6 hours so far. Piano lessons are part of Gabri
suter [353]

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9

Step-by-step explanation:

4 0
3 years ago
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Answer:

10

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