Chapter 3.2, Problem 4LC

BuyFind*arrow_forward*

8th Edition

Frederick J Gravetter + 1 other

ISBN: 9781133956570

Textbook Problem

A sample of *n* = 6 scores has a mean of *M =* 40. One new score is added to the sample and the new mean is found to be *M* = 35. What can you conclude about the value of the new score?

**a.**It must be greater 40.**b.**It must be less than 40.

To determine

**To Find:** The value of new score when a new score is added such that new mean changes from 40 to 35.

Explanation

**Given info:**

A sample of 6 scores has mean 40. A new score is added, and the new mean becomes 35.

**Calculation:**

**Reason for correct answer:**

Formula for sample mean is:

Compute

Sect-3.2 P-1LCSect-3.2 P-2LCSect-3.2 P-3LCSect-3.2 P-4LCSect-3.2 P-5LCSect-3.2 P-1LCASect-3.2 P-2LCASect-3.2 P-3LCASect-3.2 P-4LCASect-3.3 P-1LC

Sect-3.3 P-2LCSect-3.3 P-3LCSect-3.5 P-1LCSect-3.6 P-1LCSect-3.6 P-2LCSect-3.6 P-3LCSect-3.6 P-4LCCh-3 P-1PCh-3 P-2PCh-3 P-3PCh-3 P-4PCh-3 P-5PCh-3 P-6PCh-3 P-7PCh-3 P-8PCh-3 P-9PCh-3 P-10PCh-3 P-11PCh-3 P-12PCh-3 P-13PCh-3 P-14PCh-3 P-15PCh-3 P-16PCh-3 P-17PCh-3 P-18PCh-3 P-19PCh-3 P-20PCh-3 P-21PCh-3 P-22PCh-3 P-23PCh-3 P-24PCh-3 P-25PCh-3 P-26PCh-3 P-27P

Essentials Of Statistics

Probability and Statistics for Engineering and the Sciences

Statistics for The Behavioral Sciences (MindTap Course List)

Essentials of Statistics for The Behavioral Sciences (MindTap Course List)

Understanding Basic Statistics

Single Variable Calculus: Early Transcendentals, Volume I

Finite Mathematics

Precalculus: Mathematics for Calculus (Standalone Book)

Contemporary Mathematics for Business & Consumers

Calculus (MindTap Course List)

Calculus: Early Transcendentals

Finite Mathematics and Applied Calculus (MindTap Course List)

Elementary Geometry For College Students, 7e

Calculus: An Applied Approach (MindTap Course List)

Single Variable Calculus: Early Transcendentals

Calculus: Early Transcendental Functions (MindTap Course List)

Intermediate Algebra

Mathematical Applications for the Management, Life, and Social Sciences

Elements Of Modern Algebra

Calculus: Early Transcendental Functions

Calculus of a Single Variable

Single Variable Calculus

Trigonometry (MindTap Course List)

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

Applied Calculus

Mathematical Excursions (MindTap Course List)

Elementary Technical Mathematics

Finite Mathematics for the Managerial, Life, and Social Sciences

Multivariable Calculus

Introduction To Statistics And Data Analysis

Elementary Geometry for College Students

Study Guide for Stewart's Multivariable Calculus, 8th

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