Anewspaper writer will write an article about the mean age of voters. she will estimate by selecting a sample of voters and calculating their mean age.

which method should the writer use to select the sample?
i need an answer asap explain its urgent
select 100 people who voted for the most popular candidate in the last election

select 100 people who voted in the last election and are more than 30 years old

randomly select 100 people who voted in the last election

randomly select 100 people who read the newspaper

Gexpressions: practice question 3 of 5 jackson wants to study the popularity of his music video by tracking the number of views the video gets on his website. the expression below represents the total number of views that jackson's video receives n days after he begins tracking the nu views, where b is the rate at which the number of views changes. alb)" select the statement that would accurately describe the effect of tripling a, the initial number of views before jackson beginst the rate at which the number of views changes, b, will triple. the total number of views the video has after n days, a(b)", will not change. the total number of days since jackson begins tracking views, n, will be reduced by one-third. the total number of views the video has after n days, alb)", will triple. submit