Determine which rule of inference is the basis for each of the argument below:
antonio luna is a scientist.
therefore, either antonio lune or jose rizal is a scientist.
select one:
a. modus ponens
b. simplification
c. modus tolens
d. syllogism
e. addition
f. subtraction

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.