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Misha Larkins [42]
3 years ago
8

A researcher observes the level of aggression of six 5-year-old boys over the course of a school day. The number of incidents fo

r the group of boys was 2, 4, 6, 12, 8, 10. What is the mean number of aggressive acts for this group of children
Mathematics
1 answer:
Vika [28.1K]3 years ago
3 0

Answer:

<h3>7</h3>

Step-by-step explanation:

Mean number = Sum of all the numbers/ Total number of old boys

Given the data

2, 4, 6, 12, 8, 10

Sum = 2+4+6+12+8+10

Sum = 42

Total number of old boys = 6

Substitute into the formula

Mean number of aggressive acts = 42/6

Mean number of aggressive acts = 7

<em>Hence the mean number of aggressive acts for this group of children is 7</em>

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Kaylee decided to donate 30% of her savings if she has $238 in her savings account about how much will she Donate
balu736 [363]

Answer: Donate $71.40

Step-by-step explanation:

To calculate a percentage of an amount, we have to multiply that percentage by the amount and divide by 100.

Donate =  $238 · 30 ÷ 100 = $7,140 ÷ 100 = $71.40

Answer : Donate $71.40

\textit{\textbf{Spymore}}

3 0
3 years ago
I SERIOUSLY CANNOT DO THIS PLEASE HELP I WILL MARK BRAINLIEST IF YOU GIVE ME A STEP BY STEP ANSWER FOR THIS!
julia-pushkina [17]
What you do is multiply each number by 35. You get 35 by multiplying the denominators, 7 and 5. You then multiply the numerators and 51 by 35. Once you multiply the numerators you divide that answer by the denominator. Just remember, you multiply all of the numbers by 35 in this equation and ONLY divide the the answer by the denominator if it’s in a fraction.

When you convert them all..

10x+7=51

Now you can isolate the variable.

Subtract both sides by 7 so then it looks like..

10x = 24

Divide both sides by 10

Answer: x = 2 4/10; simplified to 2 2/5
7 0
3 years ago
Write and equivalent expression for 5x - 2(x-4)
enyata [817]
5x-2x+8
3x+8
I think this is correct
5 0
3 years ago
:(((
garik1379 [7]

Answer:

2 outcomes

Step-by-step explanation

4 0
3 years ago
The scatter plot shows the relationship between the time since Martha has left work and the distance she is from home.
telo118 [61]
The correct answer is A.

The independent variable is time and the dependent variable is distance; this means the slope tells us how far she goes per minute.  Since the slope is negative and we are referring to her distance from her house, this means the distance from her house is decreasing, which means she is getting closer to her house.
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