5. Shoe Size and Height the shoe sizes and heights (in in.) for 12 men. Shoe
7.5 8
8
8
19
Size, x
9
9
10
10
10 11 12
Height,
61 63.5 62.5 65 65 67 65.5 64.5 66.5 67 68 65.5
Y У
What is the Linear Regression Line for the association between shoe size and height?
y=1.99X + 50.2
y=5.25X + 61
y=-2.35X -62.35
y=.999X + 55.8

Which best describes the transformation that occurs in the graph? a) dilation b) reflection c) rotation d) translation

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?