The mean is 50 because if half get a "100" and the other half get a "0" the mean is 50. The standard deviation is 7.07 when you plug this into the 1-VARS stats on a calculator after putting this data in L1 List data set on the calculator.
a. 50
b. 7.07
Make an equation
Y = 17.95 + 0.87x
Y = total cost, x = miles
153.67 = 17.95 + 0.87x
135.72 = 0.87x
x = 156 miles
The left side
3
3
does not equal to the right side
12
12
, which means that the given statement is false.
False
Sin A = 9/41 because opposite to angle A is 9 and the hypotenuse is 41. sine is opposite over hypotenuse.
