 9.7.1: In Exercises 17, fill in the blanks. An ________ is an event whose ...
 9.7.2: In Exercises 17, fill in the blanks. The set of all possible outcom...
 9.7.3: In Exercises 17, fill in the blanks. To determine the ________ of a...
 9.7.4: In Exercises 17, fill in the blanks. If then is an ________ event, ...
 9.7.5: In Exercises 17, fill in the blanks. If two events from the same sa...
 9.7.6: In Exercises 17, fill in the blanks. If the occurrence of one event...
 9.7.7: In Exercises 17, fill in the blanks. The ________ of an event is th...
 9.7.8: Match the probability formula with the correct probability name. (a...
 9.7.9: In Exercises 710, find the probability for the experiment of tossin...
 9.7.10: In Exercises 710, find the probability for the experiment of tossin...
 9.7.11: In Exercises 1114, find the probability for the experiment of selec...
 9.7.12: In Exercises 1114, find the probability for the experiment of selec...
 9.7.13: In Exercises 1114, find the probability for the experiment of selec...
 9.7.14: In Exercises 1114, find the probability for the experiment of selec...
 9.7.15: In Exercises 1520, find the probability for the experiment of tossi...
 9.7.16: In Exercises 1520, find the probability for the experiment of tossi...
 9.7.17: In Exercises 1520, find the probability for the experiment of tossi...
 9.7.18: In Exercises 1520, find the probability for the experiment of tossi...
 9.7.19: In Exercises 1520, find the probability for the experiment of tossi...
 9.7.20: In Exercises 1520, find the probability for the experiment of tossi...
 9.7.21: In Exercises 2124, find the probability for the experiment of drawi...
 9.7.22: In Exercises 2124, find the probability for the experiment of drawi...
 9.7.23: In Exercises 2124, find the probability for the experiment of drawi...
 9.7.24: In Exercises 2124, find the probability for the experiment of drawi...
 9.7.25: In Exercises 2528, you are given the probability that an event will...
 9.7.26: In Exercises 2528, you are given the probability that an event will...
 9.7.27: In Exercises 2528, you are given the probability that an event will...
 9.7.28: In Exercises 2528, you are given the probability that an event will...
 9.7.29: In Exercises 2932, you are given the probability that an event will...
 9.7.30: In Exercises 2932, you are given the probability that an event will...
 9.7.31: In Exercises 2932, you are given the probability that an event will...
 9.7.32: In Exercises 2932, you are given the probability that an event will...
 9.7.33: Data Analysis A study of the effectiveness of a flu vaccine was con...
 9.7.34: Data Analysis One hundred college students were interviewed to dete...
 9.7.35: Graphical Reasoning The figure shows the results of a recent survey...
 9.7.36: Graphical Reasoning The figure shows the results of a survey in whi...
 9.7.37: Alumni Association A college sends a survey to selected members of ...
 9.7.38: Education In a high school graduating class of 202 students, 95 are...
 9.7.39: Winning an Election Taylor, Moore, and Jenkins are candidates for p...
 9.7.40: Winning an Election Three people have been nominated for president ...
 9.7.41: Preparing for a Test A class is given a list of 20 study problems, ...
 9.7.42: Payroll MixUp Five paychecks and envelopes are addressed to five d...
 9.7.43: Game Show On a game show, you are given five digits to arrange in t...
 9.7.44: Card Game The deck of a card game is made up of 108 cards. Twentyf...
 9.7.45: Drawing a Card One card is selected at random from an ordinary deck...
 9.7.46: Poker Hand Five cards are drawn from an ordinary deck of 52 playing...
 9.7.47: Defective Units A shipment of 12 microwave ovens contains three def...
 9.7.48: Random Number Generator Two integers from 1 through 40 are chosen b...
 9.7.49: Flexible Work Hours In a survey, people were asked if they would pr...
 9.7.50: Consumer Awareness Suppose that the methods used by shoppers to pay...
 9.7.51: Backup System A space vehicle has an independent backup system for ...
 9.7.52: Backup Vehicle A fire company keeps two rescue vehicles. Because of...
 9.7.53: A Boy or a Girl? Assume that the probability of the birth of a chil...
 9.7.54: Geometry You and a friend agree to meet at your favorite fastfood ...
 9.7.55: Roulette American roulette is a game in which a wheel turns on a sp...
 9.7.56: Estimating A coin of diameter is dropped onto a paper that contains...
 9.7.57: True or False? In Exercises 57 and 58, determine whether the statem...
 9.7.58: True or False? In Exercises 57 and 58, determine whether the statem...
 9.7.59: Pattern Recognition and Exploration Consider a group of people. (a)...
 9.7.60: Think About It A weather forecast indicates that the probability of...
 9.7.61: In Exercises 6170, find all real solutions of the equation.
 9.7.62: In Exercises 6170, find all real solutions of the equation.
 9.7.63: In Exercises 6170, find all real solutions of the equation.
 9.7.64: In Exercises 6170, find all real solutions of the equation.
 9.7.65: In Exercises 6170, find all real solutions of the equation.
 9.7.66: In Exercises 6170, find all real solutions of the equation.
 9.7.67: In Exercises 6170, find all real solutions of the equation.
 9.7.68: In Exercises 6170, find all real solutions of the equation.
 9.7.69: In Exercises 6170, find all real solutions of the equation.
 9.7.70: In Exercises 6170, find all real solutions of the equation.
 9.7.71: In Exercises 7174, sketch the graph of the solution set of the syst...
 9.7.72: In Exercises 7174, sketch the graph of the solution set of the syst...
 9.7.73: In Exercises 7174, sketch the graph of the solution set of the syst...
 9.7.74: In Exercises 7174, sketch the graph of the solution set of the syst...
Solutions for Chapter 9.7: Probability
Full solutions for Precalculus  7th Edition
ISBN: 9780618643448
Solutions for Chapter 9.7: Probability
Get Full SolutionsPrecalculus was written by and is associated to the ISBN: 9780618643448. This textbook survival guide was created for the textbook: Precalculus, edition: 7. Since 74 problems in chapter 9.7: Probability have been answered, more than 30230 students have viewed full stepbystep solutions from this chapter. This expansive textbook survival guide covers the following chapters and their solutions. Chapter 9.7: Probability includes 74 full stepbystep solutions.

Average rate of change of ƒ over [a, b]
The number ƒ(b)  ƒ(a) b  a, provided a ? b.

Compounded annually
See Compounded k times per year.

Compounded k times per year
Interest compounded using the formula A = Pa1 + rkbkt where k = 1 is compounded annually, k = 4 is compounded quarterly k = 12 is compounded monthly, etc.

Conjugate axis of a hyperbola
The line segment of length 2b that is perpendicular to the focal axis and has the center of the hyperbola as its midpoint

Directed line segment
See Arrow.

Fibonacci numbers
The terms of the Fibonacci sequence.

Graph of a function ƒ
The set of all points in the coordinate plane corresponding to the pairs (x, ƒ(x)) for x in the domain of ƒ.

Horizontal shrink or stretch
See Shrink, stretch.

Lefthand limit of f at x a
The limit of ƒ as x approaches a from the left.

Length of a vector
See Magnitude of a vector.

Line of symmetry
A line over which a graph is the mirror image of itself

Logarithmic reexpression of data
Transformation of a data set involving the natural logarithm: exponential regression, natural logarithmic regression, power regression

Opens upward or downward
A parabola y = ax 2 + bx + c opens upward if a > 0 and opens downward if a < 0.

Paraboloid of revolution
A surface generated by rotating a parabola about its line of symmetry.

Perpendicular lines
Two lines that are at right angles to each other

Solve by substitution
Method for solving systems of linear equations.

Standard form of a complex number
a + bi, where a and b are real numbers

Standard form: equation of a circle
(x  h)2 + (y  k2) = r 2

Vertex form for a quadratic function
ƒ(x) = a(x  h)2 + k

Vertices of a hyperbola
The points where a hyperbola intersects the line containing its foci.