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kupik [55]
3 years ago
9

Two students have examined the scatter plot shown and have created a line of best fit for the data. Student A believes that the

line of best fit for the data is y=−2x+24, while Student B believes that the line of best fit for the data is y=1.5x+23. Determine which student created a better line of best fit given the data in the graph. Justify your answer using mathematics.
Mathematics
1 answer:
svlad2 [7]3 years ago
8 0

Answer:

usbksnkwojeybnakusbmsonsnllonsybks maobsji ..isbksobsniysnwk9mnsubsnnkiaba inahjans ishksksubs iga6kakoav oaujskoa oshkaous oao8nahks phnaian. isynkalubs ouanamlsubsla usvkslisns kaibsmsobsusbkiagnsoyns ia7hkw0me7a ushkoia isjhajskybs ihebsjjs7ja iushsjka7hanla

Step-by-step explanation:

somnkeunmaonuhbsib m isbniakks jjshkwhbsj iksne

ajbsubks8 laibsyjs obsujbsk isgis8j s osjins kksuusb kbsuajoao. kwunkaohw iwhjnwkbjsjsjkwjnao oshjsklsuns

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15 liters increased by 60%
tangare [24]
Set it up X/15=60/100 cross multiply to set up an equation 100X=900 and X=9. then you add 9 to 15 to get 24.
4 0
3 years ago
PLEASE HELP
swat32

Answer: C

Step-by-step explanation:

because they solution can only be use to one answer

8 0
3 years ago
An alloy composed of nickel, zinc, and copper in a 4:1:2 ratio. How many kilograms of each metal are needed to make 35 kg of thi
gregori [183]

Answer:


Step-by-step explanation:

The ration of weight of nickel, zinc, and copper in an alloy is 4:1:2

The weight of alloy can be written as

4x + x + 2x = 35 Kg

7 x = 35 Kg

X = 35 Kg/7

X = 5kg

The weight of nickel the alloy = 4 x 5 = 20 Kg

The weight of zinc in the alloy= 1 x 5 = 5kg

The weight of copper in the alloy = 2 x 5 = 10 kg


7 0
4 years ago
Read 2 more answers
The cost of health insurance is $900 per month. The cost of an operation for a dramatic injury is $500,000. The chances of someo
lord [1]

Answer:

Yes, It is better to buy the insurance.

Step-by-step explanation:

Given Data:

Cost of Health Insurance for a month = 900$ per month

As 20 Years = 20*12 months = 240 months

Cost of Health Insurance for 20 years = 900 * 240

Cost of Health Insurance for 20 years = 216,000$

Insurance claim in case of having dramatic injury = Cost of Dramatic Injury = 500,000$

Insurance claim in case of having no dramatic injury = 0$

Chances of dramatic injury in 20 years = P(A) = 47.3%

Chances of not having dramatic injury in 20 years = P(B) = 100% - 47.3%

Chances of not having dramatic injury in 20 years = P(B) = 52.7%

Expected Insurance Claim for 20 years:

Expected Insurance Claim for 20 years = (Chances of having dramatic injury in 20 years * Insurance claim) + (Chances of not having dramatic injury * Insurance claim)

Expected Insurance Claim for 20 years = P(A) * 500,000$ + P(B) * 0$

Expected Insurance Claim for 20 years = 47.3% * 500,000 + 52.7% * 0

Expected Insurance Claim for 20 years = 236500 + 0

Expected Insurance Claim for 20 years = 236,500$

Expected Profit:

As expected insurance claim is 236,500$ is more than the cost of health insurance for 20 years and we are expected to have profit of 20,500$, thus we should take the health insurance.

3 0
3 years ago
Help with math please example 1
hram777 [196]

Answer:

I'm not very sure about this one what icing in probably not going to be right but what I think is that they're not the same because look at the size difference imagine putting an adult's next to a baby that's kind of what it's like the bigger quadrilateral is also the adults while the little one is the baby what do you think about that I probably think that they're not saying

Step-by-step explanation:

sorry I gave it to you in my answer

3 0
3 years ago
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