BuyFindarrow_forward

Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570

Solutions

Chapter
Section
BuyFindarrow_forward

Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570
Textbook Problem

A researcher is investigating the effectiveness of a treatment for adolescent boys who are taking medication for depression. A group of 30 boys is selected and half receive the new treatment in addition to their medication and the other half continue to take their medication without any treatment. For this study,

  1. a. Identify the population.
  2. b. Identify the sample.

(a)

To determine

To identify: The population of the study.

Answer

The population is all adolescent boys who are taking medication for depression.

Explanation

Given info:

A researcher is investigating the effectiveness of a treatment for adolescent boys who are taking medication for depression.

Justification:

Population:

A population is the entire set of the individuals of interest for a particular research question.

The study states that the population might be the adolescent boys who are taking medication for depression.

(b)

To determine

To Find: The sample for the study.

Answer

The sample is thirty adolescent boys who are taking medication for depression.

Explanation

Given info:

A researcher is investigates a group of 30 boys and half receive the new treatment in addition to their medication and the other half continue to take their medication without any treatment.

Justification:

Sample:

A sample is a set of individuals selected from a population, usually intended to represent the population in a research study.

The study states that the researcher randomly selects the group of thirty boys. Out of those thirty boys, half of them receive the new treatment in addition to their medication and the other half of them continue to take their medication without any treatment.

Hence, the sample is thirty adolescent boys who are taking medication for depression.

Concept

The Solution to Your Study Problems

Bartleby provides explanations to thousands of textbook problems written by our experts, many with advanced degrees!

Get Started

Additional Math Solutions

Find more solutions based on key concepts

Show solutions add

Carbon dioxide emissions Using U.S. Department of Energy data from and rejected to the millions of...

Mathematical Applications for the Management, Life, and Social Sciences

Solve the equations in Exercises 126. x+4x+1+x+43x=0

Finite Mathematics and Applied Calculus (MindTap Course List)

Find y and y. y = cos(sin 3)

Single Variable Calculus: Early Transcendentals, Volume I

Fill in the blanks. 13. a. The tangent line at P(a, f(a)) to the graph of f is the line passing through P and h...

Applied Calculus for the Managerial, Life, and Social Sciences: A Brief Approach

Finding a Derivative In Exercises 57-82, find the derivative of the function. h(x)=lnx(x1)x2

Calculus: Early Transcendental Functions (MindTap Course List)

A differential equation is separable if it can be written in the form: a) dydx=f(x)+g(y) b) dydx=f(g(x,y)) c) d...

Study Guide for Stewart's Single Variable Calculus: Early Transcendentals, 8th

Find all real solutions of each equation. 2x2+3=16x3

College Algebra (MindTap Course List)

Find all the answers to your study problems with bartleby.
Textbook solutions plus Q&A. Get As ASAP arrow_forward