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jeka57 [31]
3 years ago
12

Dr. Johnson is studying the effects of alcohol consumption on memory. He randomly assigns people to four groups. Three groups co

nsume varying amounts of alcohol, and one group is given only soft drinks. This research design is called a(n) ________.
Mathematics
1 answer:
Hunter-Best [27]3 years ago
8 0

Answer:

Experiment

Step-by-step explanation:

I'm guessing ill look it up later in a dictionary, if its wrong, report the answer.

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Simplify the expression:
krek1111 [17]

Answer:

235a is 1

235b is a^12k+4 i think

3 0
3 years ago
Is y=7x+2 x+7y=8 parallel, perpendicular, or neither?
Murljashka [212]
Rearrange them to slope-intercept form

y = 7x + 2

y = -(1/7) x + 8

product of their slopes is  7 * -1/7  = -1  so they are perpendicular
3 0
3 years ago
29/3 into a mixed fraction
garri49 [273]

Answer: 29/3 into a mixed fraction would be 9 2/3

I hope I helped you. Have a great day!

Step-by-step explanation:

Simplify:

29/3 = 9 2/3

6 0
2 years ago
Help plz due today and don't worry abt my answers
Elanso [62]
This is for the one with the green background :) I corrected a few of the errors that collided with the answers for the 3 qns you didn’t know. Hope this helps!!!

8 0
3 years ago
Round 96.39 to the tenths place
kykrilka [37]
9 is in the tenths place, since the rule is if a number is more than 5 you add one to it so 9 becomes a 10 and the 3 on its left becomes a 4. so the answer is 96.40 or 96.4
7 0
3 years ago
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