Find the value of the linear correlation coefficient r. x 47 46.6 27.4 33.2 40.9
y 8 10 10 5 10

a. 0.156
b. 0
c. 0.175
d. -0.175

Asilkworm winds its cocoon out of one long silk fiber. to make silk thread, 3 to 10 of these silk fibers are unwound from their cocoons and combined into aa single thread with a typical length of 300 yards. choose a reasonable number of silk fibers in a thread write an equation to find the total length of the silk fibersused in 300 yards of the thread

25) 56(1) = 5b a. identity property of addition b. identity property of multiplication c. commutative property of multiplication d. commutative property of addition

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi