Make a scatter plot of the data below.
x
y
25
150
50
178
75
216
100
265
125
323
150
392
175
470.4
Use the quadratic regression feature of a graphing calculator to find a quadratic model. Round to the nearest thousdandths place.
a.
y = 7.821 x squared minus 0.936 x minus 94.034
b.
y = negative 7.821 x squared + 0.936 x minus 94.034
c.
y = 0.008 x squared + 0.518 x + 131.886
d.
y = 0.008 x squared minus 0.518 x minus 131.886
make a graph like u r making a bar graph. Then get the number and mark it on the graph then connect them. Look at this photo.
Answer from: Quest
4 puzzles in 3 hours
step-by-step explanation:
Answer from: Quest
24
step-by-step explanation:
the graph shows 30% of students walk. 80 students were questioned, so the number that said they walk is
30% × 80 = 0.30 × 80 = 24
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