trenton16

22.04.2021 • 

Mathematics

Use a graphing calculator or other technology to answer the question. Which quadratic regression equation best fits the data set? Possible answers:
yˆ=56.104x2+6.849x+0.383
yˆ=0.383x2+6.849x+56.104
yˆ=0.383x2−6.849x+56.104
yˆ=0.302x2−6.849x+112.945
Data table:
x y
2 45
5 31
7 28
8 20
11 32
15 41
16 42

Ответ:

krojas015

04.11.2022

Mathematics

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60% increase being 160% of the original which is $20. So the multiplier would be 1.6, and the answer would give you $32. So yes. you're right. The markup is the selling price- buying price (cost.) =)

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