subject
Mathematics, 14.05.2021 15:30 mhuerta71001

A researcher posts a radio advertisement offering $35 in exchange for participation in a short study. The researcher accepts the first eight people who respond to the advertisement. Which of the following statements is true about the sample? (5 points) Group of answer choices

It is a valid sample because the first eight people were selected to participate.

It is not a valid sample because it is not a random sample of the population.

It is a valid sample because money was offered to participants.

It is not a valid sample because it is only a short study.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 16:30
Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?
Answers: 3
question
Mathematics, 21.06.2019 18:00
How to do this , and can some one explain
Answers: 1
question
Mathematics, 21.06.2019 18:10
Drag the tiles to the boxes to form correct pairs. not all tiles will be used. match each set of vertices with the type of quadrilateral they form
Answers: 3
question
Mathematics, 21.06.2019 20:50
Find the equation of a line that is perpendicular to line g that contains (p, q). coordinate plane with line g that passes through the points negative 3 comma 6 and 0 comma 5 3x βˆ’ y = 3p βˆ’ q 3x + y = q βˆ’ 3p x βˆ’ y = p βˆ’ q x + y = q βˆ’ p
Answers: 1
You know the right answer?
A researcher posts a radio advertisement offering $35 in exchange for participation in a short study...
Questions
question
Social Studies, 18.10.2019 08:30