Which of the following would be considered a statistical question? Who was the highest paid athlete in 2020?
Who was the highest paid athlete in 2020?

How much does a gallon of gasoline cost?
How much does a gallon of gasoline cost?

How many people voted for president in 2016?
How many people voted for president in 2016?

How many different types of maple trees are there?

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.