For a set to be a function, there can be no repeating x-values. Therefore, the answer is (-4,5), because the input value "-4" has two different output values.
False.
In a random sample each member of the group has the same chances to be choosen. A representative sample replicates the characteristcs that you want of the group. Many times you need to make the sampling not random to pick a sample that represents or replicates the group.
Answer:
Rounded to the nearest ones: 30000
Rounded to the nearest tenths: 30000.5
Rounded to the nearest hundredths: 30000.49
Rounded to the nearest thousandths: 30000.490
Rounded to the nearest ten-thousandths: 30000.4898
