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11111nata11111 [884]
3 years ago
9

Which statement best describes the effect of the confounding variable?

Mathematics
2 answers:
Mama L [17]3 years ago
7 0

Answer:

(D) Because vehicles of different sizes may respond differently to the additive, it may be difficult to conclude whether the additive improves gas mileage for all vehicles.

ED2021

DiKsa [7]3 years ago
6 0

Answer:

D

Step-by-step explanation:

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Which one is the function and which one isn’t please help im failing rn .
dezoksy [38]

Answer:

Yes

Step-by-step explanation:

This relation is a function. Functions must have unique x-values for every y-value, this relation meets those requirements. Also, since this is a graph you can use the vertical line test. To pass the vertical line test you must be able to draw a vertical line on the graph and have it intersect with the function in no more than one place.

5 0
3 years ago
Which expression is equal to 3√54−4√24 ?<br> 11√6<br><br> √6<br><br> −11√6<br><br> −√6
romanna [79]
3√54-4√24
9√6-4√24
9√6-8√6
√6
6 0
4 years ago
9/2 = k/25 need a step by step answer please
german
Answer: k=225/2
Decimal form: k= 112.5
Mixed number form: k=112 1/2
4 0
3 years ago
Two more than4 times a number is -18
jonny [76]
-5, work backwards. you know 2 + 4 * ? = -18.
start by subtracting 2 from both sides giving you 4 * ? = -20.
now you divide 4 from both sides giving you ? = -5

i used ? to represent the missing number btw!!
6 0
3 years ago
What is the probability of drawing a spade each time a card is drawn from a deck of 52 cards 3 times, if replacement occurs each
yulyashka [42]

Answer:

c

Step-by-step explanation:

13/52*13/52*13/521=2197/140608 (1/64)

7 0
3 years ago
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