Select the correct answer. Which statement is true?
A. Point estimates are used to make inferences about population parameters.
B. When we use the population mean and proportion to summarize information about the entire population, we call them point estimates.
C. The population mean and proportion are always equal to their corresponding point estimates.
D. The sample mean and sample proportion of a population are called population parameters.

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.