A normal distribution is symmetrical about the mean. Therefore half of all young men are shorter than 68 inches.
The first one... |-100| > |50|
Answer:
78 : 162 = 13 : 27. These two equalities are examples of proportions (equal ratios); it is as simple as that.
X*y = distance
So the answer would be B.) xy miles
The product is 1800
because 90x20