Mrs. Becker loves Starbucks coffee. Today, while waiting to place her order for her non-fat white chocolate mocha without toppin
g, she noticed the prices for the three sizes that were available.
Tall: 12 oz ; $3.55
Grande: 16 oz ; $4.25
Venti: 20 oz ; $4.55
I which is the better unit rate?
Use social what you know about unit rates to help explain how you determined your answer. Use words, numbers, and/ or symbols in your explanation.
Tall: 12 oz ; $3.55
Grande: 16 oz ; $4.25
Venti: 20 oz ; $4.55
I which is the better unit rate?
Use social what you know about unit rates to help explain how you determined your answer. Use words, numbers, and/ or symbols in your explanation.
2 answers:
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Answer:
A) The model exists: f(x) = -3x^2 +4x -4
Step-by-step explanation:
A quadratic model will always exist for 3 given points, provided they are not on a line. In that case, a linear model is appropriate.
Here, the slope between -1 and 0 is positive, and the slope between 0 and 3 is negative. Thus, we know these points are not collinear, and a model must exist.
The model is most easily found using a quadratic regression tool. Such is shown in the attachment. It tells us that ...
f(x) = -3x^2 +4x -4
Answer:
6.1
⋅
Step-by-step explanation:
i think smh