Understanding Basic Statistics7th EditionCharles Henry Brase, Corrinne Pellillo Brase Publisher: Cengage LearningISBN: 9781305254060
Understanding Basic Statistics
Solutions for Understanding Basic Statistics
Problem 1P:
Statistical Literacy If two events are mutually exclusive, can they occur concurrently? Explain.Problem 2P:
Statistical Literacy If two events A and B are independent and you know that P(A)=0.3, what is the...Problem 3P:
Basic Computation: Addition Rule Given P(A)=0.3 and P(B)=0.4: (a) If A and B are mutually exclusive...Problem 4P:
Basic Computation: Addition Rule Given P(A)=0.7 and P(B)=0.4: (a) Can events A and B be mutually...Problem 5P:
Basic Computation: Multiplication Rule Given P(A)=0.2 and P(B)=0.4: (a) If A and B are independent...Problem 6P:
Basic Computation: Multiplication Rule Given P(A)=0.7 and P(B)=0.8: (a) If A and B are independent...Problem 7P:
Basic Computation: Rules of Probability Given P(A)=0.2, P(B)=0.5,P(AB)=0.3: (a) Compute P(AandB)....Problem 8P:
Basic Computation: Rules of Probability Given P(Ac)=0.8,P(B)=0.3,P(BA)=0.2: (a) Compute P(AandB)....Problem 9P:
Critical Thinking Lisa is making up questions for a small quiz on probability. She assigns these...Problem 10P:
Critical Thinking Greg made up another question for a small quiz. He assigns the probabilities...Problem 11P:
Critical Thinking Suppose two events A and B are mutually exclusive, with P(A)0andP(B)0. By working...Problem 12P:
Critical Thinking Suppose two events A and B are independent, with P(A)0andP(B)0. By working through...Problem 13P:
Critical Thinking Consider the following events for a driver selected at random from the general...Problem 14P:
Critical Thinking Consider the following events for a college student selected at random: A =...Problem 15P:
General: Candy Colors MM plain candies come in various colors. The distribution of colors for plain...Problem 16P:
Environmental: Land Formations Arches National Park is located in southern Utah. The park is famous...Problem 17P:
General: Roll Two Dice You roll two fair dice, a green one and a red one. (a) Are the outcomes on...Problem 18P:
General: Roll Two Dice You roll two fair dice, a green one and a red one. (a) Are the outcomes on...Problem 19P:
General: Roll Two Dice You roll two fair dice, a green one and a red one. (a) What is the...Problem 20P:
General: Roll Two Dice You roll two fair dice, a greenone and a red one. (a) What is the probability...Problem 21P:
General: Deck of Cards You draw two cards from a standard deck of 52 cards without replacing the...Problem 22P:
General: Deck of Cards You draw two cards from a standard deck of 52 cards without replacing the...Problem 23P:
General: Deck of Cards You draw two cards from a standard deck of 52 cards, but before you draw the...Problem 24P:
General: Deck of Cards You draw two cards from a standard deck of 52 cards, but before you draw the...Problem 25P:
Marketing: ToysUSA Today gave the information shown in the table about ages of children receiving...Problem 26P:
Health Care: Flu Based on data from the Statistical Abstract of the United States. 112th edition,...Problem 27P:
Focus Problem: Lie Detector Test In this problem, you are asked to solve part of the Focus Problem...Problem 28P:
Survey: Medical Tests Diagnostic tests of medical conditions can have several types of results. The...Problem 29P:
Survey: Lung/Hear t In an article titled "Diagnostic Accuracy of Fever as a Measure of Postoperative...Browse All Chapters of This Textbook
Chapter 1 - Getting StartedChapter 1.1 - What Is Statistics?Chapter 1.2 - Random SamplesChapter 1.3 - Introduction To Experimental DesignChapter 2 - Organizing DataChapter 2.1 - Frequency Distributions, Histograms, And Related TopicsChapter 2.2 - Bar Graphs, Circle Graphs, And Time-series GraphsChapter 2.3 - Stem-and-leaf DisplaysChapter 3 - Averages And VariationChapter 3.1 - Measures Of Central Tendency: Mode, Median, And Mean
Chapter 3.2 - Measures Of VariationChapter 3.3 - Percentiles And Box-and-whisker PlotsChapter 4 - Correlation And RegressionChapter 4.1 - Scatter Diagrams And Linear CorrelationChapter 4.2 - Linear Regression And The Coefficient Of DeterminationChapter 5 - Elementary Probability TheoryChapter 5.1 - What Is Probability?Chapter 5.2 - Some Probability Rules—compound EventsChapter 5.3 - Trees And Counting TechniquesChapter 6 - The Binomial Probability Distribution And Related TopicsChapter 6.1 - Introduction To Random Variables And Probability DistributionsChapter 6.2 - Binomial ProbabilitiesChapter 6.3 - Additional Properties Of The Binomial DistributionChapter 7 - Normal Curves And Sampling DistributionsChapter 7.1 - Graphs Of Normal Probability DistributionsChapter 7.2 - Standard Units And Areas Under The Standard Normal DistributionChapter 7.3 - Areas Under Any Normal CurveChapter 7.4 - Sampling DistributionsChapter 7.5 - The Central Limit TheoremChapter 7.6 - Normal Approximation To Binomial Distribution And To P DistributionChapter 8 - EstimationChapter 8.1 - Estimating μ When S Is KnownChapter 8.2 - Estimating μ When S Is UnknownChapter 8.3 - Estimating P In The Binomial DistributionChapter 9 - Hypothesis TestingChapter 9.1 - Introduction To Statistical TestsChapter 9.2 - Testing The Mean μChapter 9.3 - Testing A Proportion PChapter 10 - Inferences About DifferencesChapter 10.1 - Tests Involving Paired Differences (dependent Samples)Chapter 10.2 - Inferences About The Difference Of Two Means Μ1 - Μ2Chapter 10.3 - Inferences About The Difference Of Two Proportions P1 - P2Chapter 11 - Additional Topics Using InferenceChapter 11.1 - Chi-square: Tests Of Independence And Of HomogeneityChapter 11.2 - Chi-square: Goodness Of FitChapter 11.3 - Testing A Single Variance Or Standard DeviationChapter 11.4 - Inferences For Correlation And Regression
Book Details
A condensed and more streamlined version of Brase and Brase's bestselling UNDERSTANDABLE STATISTICS, Eleventh Edition, this book offers an effective way to learn the essentials of statistics, including early coverage of regression, within a more limited time frame. Designed to help learners overcome their apprehension about statistics, UNDERSTANDING BASIC STATISTICS provides plenty of guidance and informal advice as it demonstrates the links between statistics and the real world. Thorough yet abbreviated, the book offers a reader-friendly style and a complete technology package to supplement learning. It covers the use of the graphing calculator, Microsoft Excel, MINITAB, and SPSS, and is packaged with JMP statistical software.
Sample Solutions for this Textbook
We offer sample solutions for Understanding Basic Statistics homework problems. See examples below:
Chapter 1, Problem 1CRThere are several ways to assign numbers to the two outcomes because coin is fair. Suppose, quarter...Chapter 2.1, Problem 21PChapter 2.1, Problem 22PChapter 2, Problem 1CRThe data shows the ages of 50 drivers arrested while driver under the influence of alcohol. Graph:...Chapter 2, Problem 1UTAChapter 3.2, Problem 16PChapter 3.2, Problem 18P
Chapter 3.2, Problem 19PChapter 3, Problem 1CRGiven: The formula for the correlation coefficient is given in the question as: r=n∑xy...Given: The provided table consists of values of x and y, where x represents the average annual hours...Chapter 4.2, Problem 11PChapter 4.2, Problem 13PChapter 4, Problem 1CRChapter 4, Problem 6CRChapter 5.1, Problem 22PChapter 5.1, Problem 23PChapter 5.2, Problem 28PChapter 5.2, Problem 30PChapter 5.2, Problem 31PChapter 5.3, Problem 7PChapter 5, Problem 1CRChapter 5, Problem 12CRChapter 5, Problem 13CRChapter 6.1, Problem 13PChapter 6.1, Problem 19PChapter 6.2, Problem 17PChapter 6.2, Problem 26PChapter 6.3, Problem 22PChapter 6.3, Problem 24PChapter 6, Problem 1CRChapter 6, Problem 1UTAChapter 6, Problem 4CRPChapter 7.1, Problem 13PChapter 7.2, Problem 6PChapter 7.2, Problem 10Pμ=4.8, σ=0.3x=4.5 We use the formula for normal distribution: z=x−μσz=4.5−4.80.3z=−1.0...Chapter 7.3, Problem 25PChapter 7.3, Problem 33PChapter 7.3, Problem 34PChapter 7.5, Problem 19PChapter 7.5, Problem 20PChapter 7.6, Problem 9PChapter 7.6, Problem 14PChapter 7, Problem 1CRChapter 7, Problem 15CRChapter 7, Problem DHGPChapter 8.1, Problem 19PChapter 8.1, Problem 20PChapter 8.2, Problem 20PChapter 8.2, Problem 23PChapter 8.3, Problem 28PChapter 8, Problem 1CRChapter 8, Problem 1DHGPChapter 9.2, Problem 19PChapter 9.2, Problem 21PChapter 9.2, Problem 22PChapter 9.3, Problem 7PChapter 9.3, Problem 8PChapter 9, Problem 1CRChapter 9, Problem 8CRPChapter 9, Problem 9CRPThe level of significance is defined as the probability of rejecting the null hypothesis when it is...The level of significance is defined as the probability of rejecting the null hypothesis when it is...The level of significance is defined as the probability of rejecting the null hypothesis when it is...To find the required statistics using the Minitab, follow the below instructions: Step 1: Go to the...To find the required statistics using the Minitab, follow the below instructions: Step 1: Go to the...Calculation: Using, r1=45,n1=75,r2=70,n2=100 Now, the pooled probability of success is calculated as...Chapter 10.3, Problem 6PChapter 10, Problem 1CRCalculation: Let p1 be the population probability of success of first experiment and p2 be the...Calculation: To find the percentage table: Party Less than 5 Billion 5 to 10 Billion More than 10...Chapter 11.2, Problem 9PCalculation: Let x be a random variable that represents the percentage of successful free throws a...Chapter 11, Problem 1CRCalculation: Let x be the body weight of a child (in kilograms), and let y be the metabolic rate of...Calculation: Let x represent the batting average of a professional baseball player and y represent...
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