For which group of data does the median equal the mean?Immersive Reader 84, 84, 85, 86
74, 79, 82, 87
63, 66, 67, 68
14, 16, 18, 19

the expression (1.26)2t reveals the approximate rate of increases in the number of plants semiannually.

hope this : )

step-by-step explanation:

the true ones are a b and d

80

step-by-step explanation:

sample answer: you can determine whether each element of the domain is paired with exactly one element of the range. for example, if given a graph, you could use the vertical line test; if a vertical line intersects the graph more than once, then the relation that the graph represents is not a function.