One way to measure self-discipline is the $1-now or $2-later test (which the researchers call the Delay Choice Task) in which we

Question

2 years ago

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One way to measure self-discipline is the $1-now or $2-later test (which the researchers call the Delay Choice Task) in which we

see if a subject would decline to accept a dollar bill now when told they could wait a week and get two dollars. Highly self-disciplined adolescents outperformed their more impulsive peers on every academic-performance variable, including report card grades. Which of the following is correct?
A. This study is an experiment, since it was based on a random sample.
B. This study is an observation study since the researchers did not assign the students to one of the self-discipline categories.
C. This study is an experiment, since each subject was classified into a self-discipline category ($1-now or $2-later) and to report card grades.
D. This study is an experiment, since it was based on a random sample

Mathematics

1 answer:

denis23 [38] · Answer 1 · 2022-02-24T15:51:10+03:00

Answer:

A. This study is an experiment, since it was based on a random sample.

Step-by-step explanation:

Simple random sampling is a probabilistic sampling procedure that gives each element of the target population and each possible sample of a given size the same probability of being selected.