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Elanso [62]
3 years ago
8

¿Cómo se hace este problema ?

Mathematics
1 answer:
drek231 [11]3 years ago
6 0
1: 3/4 2: 6/8 I’m pretty sure is the answer sorry if I’m wrong
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A psychologist wants to know if the difficulty of a task influences our estimate of how long we spend working at it. She designs
Delicious77 [7]

Solution :

It is given that a psychologist wants to determine the difficulty of the task influences on the estimate of how long people spend working on it.

Now we have to describe a experiment by using a completely randomized design and learn the effect of the difficulty on the estimated time is by randomly assigning 15 students to a Group 1 of easy mazes and other 15 students to the second group 2 of hard mazes. And then we compare the time estimates of the two groups.

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2 years ago
The cost of producing x soccer balls in thousands of dollars is represented by h(x) = 5x + 6. The revenue is represented by k(x)
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8 0
3 years ago
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If I have a 62% in a class, what percentage do I need to get on a 50% weighted test grade to have at least a 70% in the class?
Nastasia [14]

Answer:

78%

Step-by-step explanation:

70 = 0.50 (62) + 0.50 (x)

70 = 31 + 0.5x

39 = 0.5x

x = 78

You must get at least a 78% on the test to have at least 70% in the class.

3 0
3 years ago
!!!!!!pls help!!!!!!
sesenic [268]
Choice 1. f(5)=5-3 which equals 2
8 0
1 year ago
What are three other expressions that are equivalent to 8x-12
Kisachek [45]

Answer:

2(4x-6)

4(2x-3)

8(x-3/2)

Step-by-step explanation:

find all factors of 8 other than 1, you should have 3

divide the whole equation by the factor then multiply by the factor

2(8x-12)/2 = 2(4x-6)

4(2x-3)

8(x-3/2)

3 0
3 years ago
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