1. Explain the relationship between a statistic and a parameter.

A statistic is a characteristic of a sample, a portion of the target population. A parameter is a fixed, unknown numerical value, while the statistic is a known number and a variable which depends on the portion of the population.

This is hw you do it

Step-by-step explanation:

A statistic and a parameter are very similar. They are both descriptions of groups, like “50% of dog owners prefer X Brand dog food.” The difference between a statistic and a parameter is that statistics describe a sample. A parameter describes an entire population

the graph on the bottom right

assuming you mean addition: addition and subtraction are reverse operations.

step-by-step explanation: