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 sample of n = 15 scores has a mean of M = 6. One person with a score of X = 22 is added to the sample. What is the value for the new sample mean?

To determine

To Find: The value of new sample mean when a score with a value x=22 is added.

Explanation

Given info:

A sample of 15 scores has mean 6.

Calculations:

The formula for mean is:

M=XnX=M×n

Substitute the values M=6 and n=15 in the formula.

X=6×15=90

Now, adding a score with x=22 implies

Still sussing out bartleby?

Check out a sample textbook solution.

See a sample solution

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

In Problems 1-16, use integration by parts to evaluate the integral. 8.

Mathematical Applications for the Management, Life, and Social Sciences

Divide: b12b9b6b3

Elementary Technical Mathematics

Factor completely. 2x2+x1

Trigonometry (MindTap Course List)

Find the value of c such that the point (4, 2) lies on the graph of f(x) = cx2 + 3x 4.

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

2 1 0 does not exist

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