Which probability distribution table corresponds with this frequency distribution table?

Aman steps out of a plane at a height of 4,000m above the ground falls 2,000m very quickly and then opens his parachute and slowly falls the remaining 2000m to the ground what height above the ground would be the best choice for a reference point

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

For the inequality |c| < |d| to be true, which of the following must be true?