Understandable Statistics: Concepts and Methods
12th Edition
ISBN: 9781337119917
Author: Charles Henry Brase, Corrinne Pellillo Brase
Publisher: Cengage Learning
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Chapter 6.4, Problem 8P
To determine
Explain how the relative frequencies can be used in estimating the probabilities occurring in sampling distributions.
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Students have asked these similar questions
Scenario
Sales of products by color follow a peculiar, but predictable, pattern that determines how many units will sell in
any given year. This pattern is shown below
Product Color
1995
1996
1997
Red
28
42
21
1998
23
1999
29
2000
2001
2002
Unit Sales
2003 2004
15
8
4
2
1
2005 2006
discontinued
Green
26
39
20
22
28
14
7
4
2
White
43
65
33
36
45
23
12
Brown
58
87
44
48
60
Yellow
37
56
28
31
Black
28
42
21
Orange
19
29
Purple
Total
28
42
21
49
68
78
95
123
176
181
164
127
24
179
Questions
A) Which color will sell the most units in 2007?
B) Which color will sell the most units combined in the 2007 to 2009 period?
Please show all your analysis, leave formulas in cells, and specify any assumptions you make.
One hundred students were surveyed about their preference between dogs and cats. The following two-way table displays data for the sample of students who responded to the survey.
Preference
Male
Female
TOTAL
Prefers dogs
\[36\]
\[20\]
\[56\]
Prefers cats
\[10\]
\[26\]
\[36\]
No preference
\[2\]
\[6\]
\[8\]
TOTAL
\[48\]
\[52\]
\[100\]
problem 1
Find the probability that a randomly selected student prefers dogs.Enter your answer as a fraction or decimal.
\[P\left(\text{prefers dogs}\right)=\]
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Hide explanation
Preference
Male
Female
TOTAL
Prefers dogs
\[\blueD{36}\]
\[\blueD{20}\]
\[\blueE{56}\]
Prefers cats
\[10\]
\[26\]
\[36\]
No preference
\[2\]
\[6\]
\[8\]
TOTAL
\[48\]
\[52\]
\[100\]
There were \[\blueE{56}\] students in the sample who preferred dogs out of \[100\] total students.
Business discuss
Chapter 6 Solutions
Understandable Statistics: Concepts and Methods
Ch. 6.1 - Statistical Literacy Which, if any, of the curves...Ch. 6.1 - Statistical Literacy Look at the normal curve in...Ch. 6.1 - Prob. 3PCh. 6.1 - Critical Thinking Sketch a normal curve (a) with...Ch. 6.1 - Basic Computation: Empirical Rule What percentage...Ch. 6.1 - Basic Computation: Empirical Rule What percentage...Ch. 6.1 - Distribution: Heights of Coeds Assuming that the...Ch. 6.1 - Distribution: Rhode Island Red Chicks The...Ch. 6.1 - Archaeology: Tree Rings At Burnt Mesa Pueblo,...Ch. 6.1 - Vending Machine: Soft Drinks A vending machine...
Ch. 6.1 - Pain Management: Laser Therapy Effect of...Ch. 6.1 - Control Charts: Yellowstone National Park...Ch. 6.1 - Control Charts: Bank Loans Tri-County Bank is a...Ch. 6.1 - Control Charts: Motel Rooms The manager of Motel...Ch. 6.1 - Prob. 15PCh. 6.1 - Prob. 16PCh. 6.1 - Uniform Distribution: Measurement Errors...Ch. 6.1 - Prob. 18PCh. 6.1 - Prob. 19PCh. 6.1 - Prob. 20PCh. 6.2 - Statistical Literacy What does a standard score...Ch. 6.2 - Statistical Literacy Does a raw score less than...Ch. 6.2 - Prob. 3PCh. 6.2 - Prob. 4PCh. 6.2 - Basic Computation: z Score and Raw Score A normal...Ch. 6.2 - Basic Computation: z Score and Raw Score A normal...Ch. 6.2 - Prob. 7PCh. 6.2 - Prob. 8PCh. 6.2 - z Scores: First Aid Course The college physical...Ch. 6.2 - Prob. 10PCh. 6.2 - Prob. 11PCh. 6.2 - Normal Curve: Tree Rings Tree-ring dates were used...Ch. 6.2 - Basic Computation: Finding Areas Under the...Ch. 6.2 - Prob. 14PCh. 6.2 - Basic Computation: Finding Areas Under the...Ch. 6.2 - Prob. 16PCh. 6.2 - Prob. 17PCh. 6.2 - Prob. 18PCh. 6.2 - Prob. 19PCh. 6.2 - Basic Computation: Finding Areas Under the...Ch. 6.2 - Prob. 21PCh. 6.2 - Prob. 22PCh. 6.2 - Prob. 23PCh. 6.2 - Prob. 24PCh. 6.2 - Prob. 25PCh. 6.2 - Prob. 26PCh. 6.2 - Prob. 27PCh. 6.2 - Prob. 28PCh. 6.2 - Prob. 29PCh. 6.2 - Basic Computation: Finding Areas Under the...Ch. 6.2 - Prob. 31PCh. 6.2 - Prob. 32PCh. 6.2 - Basic Computation: Finding Probabilities In...Ch. 6.2 - Prob. 34PCh. 6.2 - Prob. 35PCh. 6.2 - Prob. 36PCh. 6.2 - Prob. 37PCh. 6.2 - Basic Computation: Finding Probabilities In...Ch. 6.2 - Prob. 39PCh. 6.2 - Prob. 40PCh. 6.2 - Prob. 41PCh. 6.2 - Prob. 42PCh. 6.2 - Basic Computation: Finding Probabilities In...Ch. 6.2 - Prob. 44PCh. 6.2 - Basic Computation: Finding Probabilities In...Ch. 6.2 - Prob. 46PCh. 6.2 - Prob. 47PCh. 6.2 - Basic Computation: Finding Probabilities In...Ch. 6.2 - Prob. 49PCh. 6.2 - Prob. 50PCh. 6.3 - Statistical Literacy Consider a normal...Ch. 6.3 - Statistical Literacy Suppose 5% of the area under...Ch. 6.3 - Prob. 3PCh. 6.3 - Critical Thinking: Normality Consider the...Ch. 6.3 - Basic Computation: Find Probabilities In Problems...Ch. 6.3 - Basic Computation: Find Probabilities In Problems...Ch. 6.3 - Basic Computation: Find Probabilities In Problems...Ch. 6.3 - Basic Computation: Find Probabilities In Problems...Ch. 6.3 - Basic Computation: Find Probabilities In Problems...Ch. 6.3 - Basic Computation: Find Probabilities In Problems...Ch. 6.3 - Basic Computation: Find Probabilities In Problems...Ch. 6.3 - Basic Computation: Find Probabilities In Problems...Ch. 6.3 - Basic Computation: Find Probabilities In Problems...Ch. 6.3 - Basic Computation: Find Probabilities In Problems...Ch. 6.3 - Basic Computation: Find z Values In Problems 1524,...Ch. 6.3 - Basic Computation: Find z Values In Problems 1524,...Ch. 6.3 - Basic Computation: Find z Values In Problems 1524,...Ch. 6.3 - Basic Computation: Find z Values In Problems 1524,...Ch. 6.3 - Basic Computation: Find z Values In Problems 1524,...Ch. 6.3 - Prob. 20PCh. 6.3 - Prob. 21PCh. 6.3 - Basic Computation: Find z Values In Problems 1524,...Ch. 6.3 - Prob. 23PCh. 6.3 - Prob. 24PCh. 6.3 - Prob. 25PCh. 6.3 - Prob. 26PCh. 6.3 - Archaeology: Hopi Village Thickness measurements...Ch. 6.3 - Law Enforcement: Police Response Time Police...Ch. 6.3 - Prob. 29PCh. 6.3 - Guarantee: Watches Accrotime is a manufacturer of...Ch. 6.3 - Expand Your Knowledge: Estimating the Standard...Ch. 6.3 - Estimating the Standard Deviation: Refrigerator...Ch. 6.3 - Prob. 33PCh. 6.3 - Prob. 34PCh. 6.3 - Insurance: Satellites A relay microchip in a...Ch. 6.3 - Convertion Center: Exhibition Show Attendance...Ch. 6.3 - Exhibition Shows: Inverse Normal Distribution Most...Ch. 6.3 - Budget: Maintenance The amount of money spent...Ch. 6.3 - Prob. 39PCh. 6.3 - Prob. 40PCh. 6.4 - Prob. 1PCh. 6.4 - Prob. 2PCh. 6.4 - Prob. 3PCh. 6.4 - Prob. 4PCh. 6.4 - Prob. 5PCh. 6.4 - Prob. 6PCh. 6.4 - Prob. 7PCh. 6.4 - Prob. 8PCh. 6.4 - Prob. 9PCh. 6.5 - Statistical Literacy What is the standard error of...Ch. 6.5 - Prob. 2PCh. 6.5 - Prob. 3PCh. 6.5 - Prob. 4PCh. 6.5 - Basic Computation: Central Limit Theorem Suppose x...Ch. 6.5 - Basic Computation: Central Limit Theorem Suppose x...Ch. 6.5 - Prob. 7PCh. 6.5 - Prob. 8PCh. 6.5 - Prob. 9PCh. 6.5 - Prob. 10PCh. 6.5 - Prob. 11PCh. 6.5 - Critical Thinking Suppose an x distribution has...Ch. 6.5 - Prob. 13PCh. 6.5 - Vital Statistics: Heights of Men The heights of...Ch. 6.5 - Prob. 15PCh. 6.5 - Medical: White Blood Cells Let x be a random...Ch. 6.5 - Wildlife: Deer Let x be a random variable that...Ch. 6.5 - Focus Problem: Impulse Buying Let x represent the...Ch. 6.5 - Finance: Templeton Funds Templeton World is a...Ch. 6.5 - Finance: European Growth Fund A European growth...Ch. 6.5 - Expand Your Knowledge: Totals Instead of Averages...Ch. 6.5 - Prob. 22PCh. 6.5 - Prob. 23PCh. 6.6 - Prob. 1PCh. 6.6 - Prob. 2PCh. 6.6 - Basic Computation: Normal Approximation to a...Ch. 6.6 - Basic Computation: Normal Approximation to a...Ch. 6.6 - Critical Thinking You need to compute the...Ch. 6.6 - Critical Thinking Consider a binomial experiment...Ch. 6.6 - In the following problems, check that it is...Ch. 6.6 - In the following problems, check that it is...Ch. 6.6 - Prob. 9PCh. 6.6 - Prob. 10PCh. 6.6 - Prob. 11PCh. 6.6 - Prob. 12PCh. 6.6 - Prob. 13PCh. 6.6 - In the following problems, check that it is...Ch. 6.6 - Prob. 15PCh. 6.6 - Prob. 17PCh. 6.6 - Prob. 18PCh. 6.6 - Prob. 19PCh. 6.6 - Basic Computation: p Distribution Suppose we have...Ch. 6.6 - Prob. 21PCh. 6 - Prob. 1CRPCh. 6 - Prob. 2CRPCh. 6 - Statistical Literacy Is a process in control if...Ch. 6 - Prob. 4CRPCh. 6 - Prob. 5CRPCh. 6 - Prob. 6CRPCh. 6 - Prob. 7CRPCh. 6 - Prob. 8CRPCh. 6 - Prob. 9CRPCh. 6 - Prob. 10CRPCh. 6 - Prob. 11CRPCh. 6 - Basic Computation: Probability Given that x is a...Ch. 6 - Prob. 13CRPCh. 6 - Prob. 14CRPCh. 6 - Prob. 15CRPCh. 6 - Prob. 16CRPCh. 6 - Prob. 17CRPCh. 6 - Prob. 18CRPCh. 6 - Prob. 19CRPCh. 6 - Prob. 20CRPCh. 6 - Prob. 21CRPCh. 6 - Prob. 22CRPCh. 6 - Prob. 23CRPCh. 6 - Prob. 24CRPCh. 6 - Prob. 25CRPCh. 6 - Prob. 26CRPCh. 6 - Break into small groups and discuss the following...Ch. 6 - Prob. 1LCCh. 6 - Prob. 2LCCh. 6 - Prob. 3LCCh. 6 - Prob. 4LCCh. 6 - Discuss each of the following topics in class or...Ch. 6 - Prob. 1UTCh. 6 - Prob. 1CURPCh. 6 - Prob. 2CURPCh. 6 - Prob. 3CURPCh. 6 - Prob. 4CURPCh. 6 - Prob. 5CURPCh. 6 - Prob. 6CURPCh. 6 - Prob. 7CURPCh. 6 - Prob. 8CURPCh. 6 - Prob. 9CURPCh. 6 - Prob. 10CURPCh. 6 - Prob. 11CURPCh. 6 - Prob. 12CURPCh. 6 - Prob. 13CURPCh. 6 - Prob. 14CURPCh. 6 - Prob. 15CURP
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