Given:  In

Find:  a)

b)

Exercise 15
Understanding Basic Statistics
Calculus: An Applied Approach (MindTap Course List)
Mathematical Applications for the Management, Life, and Social Sciences
Finite Mathematics
Precalculus: Mathematics for Calculus (Standalone Book)
Applied Calculus for the Managerial, Life, and Social Sciences: A Brief Approach
Applied Calculus
Mathematical Excursions (MindTap Course List)
Single Variable Calculus: Early Transcendentals, Volume I
Elementary Technical Mathematics
Single Variable Calculus
Multivariable Calculus
Probability and Statistics for Engineering and the Sciences
Finite Mathematics and Applied Calculus (MindTap Course List)
Statistics for The Behavioral Sciences (MindTap Course List)
Calculus: Early Transcendentals
Essentials Of Statistics
Calculus (MindTap Course List)
Essentials of Statistics for The Behavioral Sciences (MindTap Course List)
Intermediate Algebra
Calculus: Early Transcendental Functions
Calculus of a Single Variable
Contemporary Mathematics for Business & Consumers
Single Variable Calculus: Early Transcendentals
Elements Of Modern Algebra
Trigonometry (MindTap Course List)
Calculus: Early Transcendental Functions (MindTap Course List)
Study Guide for Stewart's Single Variable Calculus: Early Transcendentals, 8th
Finite Mathematics for the Managerial, Life, and Social Sciences
Study Guide for Stewart's Multivariable Calculus, 8th
Statistics for Business & Economics, Revised (MindTap Course List)
Calculus (MindTap Course List)
Mathematics For Machine Technology
STATISTICS F/BUSINESS+ECONOMICSTEXT
Multivariable Calculus
Research Methods for the Behavioral Sciences (MindTap Course List)
Research Methods for the Behavioral Sciences (MindTap Course List)
College Algebra (MindTap Course List)
Introduction To Statistics And Data Analysis
Essentials Of Statistics For Business & Economics
Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
Mathematics: A Practical Odyssey
Modern Business Statistics with Microsoft Office Excel (with XLSTAT Education Edition Printed Access Card) (MindTap Course List)
A First Course in Differential Equations with Modeling Applications (MindTap Course List)
Discrete Mathematics With Applications
College Algebra
Introductory Statistics