The heights of the adults in one town have a mean of 66.9 inches and a standard deviation of 3.5 inches. what can you conclude from chebyshev's theorem about the percentage of adults in the town whose heights are between 56.4 and 77.4 inches?

i think is g(1)=-1.

hope that i can

for this case we must apply distributive property to the following expression:

the distributive property states that:

then, when applying the property we have to multiply the -2 for each term within the parenthesis:

the correct answer is b.

this is because an open circle means < or > & since the line goes left it is < -3.

the next one has a filled circle so it can only be ≥ or ≤ and since the line goes right from 1 it is ≥ 1

hope that