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patriot [66]
2 years ago
15

A certain bowling league has weekly matches where two teams compete against each other. Each team has four players whose individ

ual scores are combined to form their team's overall score that week. Based on data from previous matches, the table below shows summary statistics for the weekly scores of two teams.
Team Mean Standard deviation
Bowling Buds \mu_B=610μ
B
​
=610mu, start subscript, B, end subscript, equals, 610 \sigma_B=60σ
B
​
=60sigma, start subscript, B, end subscript, equals, 60
Alleycats \mu_A=640μ
A
​
=640mu, start subscript, A, end subscript, equals, 640 \sigma_A=80σ
A
​
=80sigma, start subscript, A, end subscript, equals, 80
Let A represent the Alleycats' score on a randomly chosen week, B represent the Bowling Buds' score on a randomly chosen week, and D represent the difference between their scores (D=A-B)left parenthesis, D, equals, A, minus, B, right parenthesis.
Find the mean of D.

khan acadeny
Mathematics
2 answers:
In-s [12.5K]2 years ago
8 0

Answer:100 Pins

Step-by-step explanation:

hram777 [196]2 years ago
3 0

Answer: 30 Pins

Step-by-step explanation:

I solved it on khan academy

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ohaa [14]

Answer:

You would do this problem like a normal varible problem. x=10

Step-by-step explanation:

Since 9x is a right angle the inside would also be 9x

9x+4x+10+40=180

180 because that is how much a triangle equals

combine like terms

13x+50=180

subtract 50 from both sides

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divide by 13

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<u>Hope this helps!</u>

7 0
3 years ago
A company has 6582 to give out in bonuses. An amount is to be given out equally to each of 32 employees A manger Jake has reason
just olya [345]

Answer:

His estimate is not correct

Each employee gets 205.6875

Step-by-step explanation:

Bonus to give out = 6582

Number of employees to get bonus = 32

Bonus per employee = Total bonus / number of employees

= 6582 / 32

= 205.6875

Each employee will get 205.6875 contrary to manger Jake reasoning of 2000 per employee

manger Jake reasoning

6572 / 32

32 in 65 = 2 remainder 1

He added 000 zeros to 2 which is wrong

He should have added 00 zeros to 2 because he has 172 remaining after dividing 65 by 32

5 0
3 years ago
Read 2 more answers
PLEASE ANSWER ASAP PLEASE HURRY I NEED THIS PLEASE!!!!!!!!!!!ill mark brainliest A nutritionist studied the U.S. consumption of
sukhopar [10]

The polynomial is modeled as the total number of pounds will -12x³ + 120x² - 255x + 6022. Then the correct option is B.

<h3>What is polynomial?</h3>

A polynomial expression is an algebraic expression with variables and coefficients.

A nutritionist studied the U.S. consumption of carrots and celery and of broccoli over a 6-yr period.

The nutritionist modeled the results, in millions of pounds, with the following polynomials.

Carrots and celery: -12x³ + 106x² - 241x + 4477

Broccoli: 14x² -14x + 1545

Then the polynomial is modeled as the total number of pounds, in millions, of carrots, celery, and broccoli consumed in the U.S. during the 6-year period will be

⇒ -12x³ + 106x² - 241x + 4477 + 14x² -14x + 1545

⇒ -12x³ + 120x² - 255x + 6022

Then the correct option is B.

More about the polynomial link is given below.

brainly.com/question/17822016

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Charra [1.4K]

lol

Step-by-step explanation:

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When a local television station sends a crew to interview joggers in the city park on a beautiful spring day, what type of sampl
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