Question

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.

Answer 1

A!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answer 2

a) Point estimates are used to make inferences about population parameters.

Step-by-step explanation:

Point estimation is defined as an approximate and single numeric value representing a population. This is given as an estimate of a parameter of certain population. So, population parameter helps in determining a population by randomly selecting a part of people from that population through some survey.