EBK MATHEMATICS: A PRACTICAL ODYSSEY
8th Edition
ISBN: 9780100546110
Author: MOWRY
Publisher: YUZU
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Chapter 4.4, Problem 13E
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For each of the time series, construct a line chart of the data and identify the characteristics of the time series (that is, random, stationary, trend, seasonal, or cyclical).
Month PercentApr 1972 4.97May 1972 5.00Jun 1972 5.04Jul 1972 5.25Aug 1972 5.27Sep 1972 5.50Oct 1972 5.73Nov 1972 5.75Dec 1972 5.79Jan 1973 6.00Feb 1973 6.02Mar 1973 6.30Apr 1973 6.61May 1973 7.01Jun 1973 7.49Jul 1973 8.30Aug 1973 9.23Sep 1973 9.86Oct 1973 9.94Nov 1973 9.75Dec 1973 9.75Jan 1974 9.73Feb 1974 9.21Mar 1974 8.85Apr 1974 10.02May 1974 11.25Jun 1974 11.54Jul 1974 11.97Aug 1974 12.00Sep 1974 12.00Oct 1974 11.68Nov 1974 10.83Dec 1974 10.50Jan 1975 10.05Feb 1975 8.96Mar 1975 7.93Apr 1975 7.50May 1975 7.40Jun 1975 7.07Jul 1975 7.15Aug 1975 7.66Sep 1975 7.88Oct 1975 7.96Nov 1975 7.53Dec 1975 7.26Jan 1976 7.00Feb 1976 6.75Mar 1976 6.75Apr 1976 6.75May 1976…
Using FDF, BDF, and CDF, find the first derivative;
1. The distance x of a runner from a fixed point is measured (in meters) at an
interval of half a second. The data obtained is:
t
0
x
0
0.5
3.65
1.0
1.5
2.0
6.80
9.90
12.15
Use CDF to approximate the runner's velocity at times t = 0.5s and t = 1.5s
2. Using FDF, BDF, and CDF, find the first derivative of f(x)=x Inx for an input
of 2 assuming a step size of 1. Calculate using Analytical Solution and
Absolute Relative Error:
=
True Value - Approximate Value|
x100
True Value
3. Given the data below where f(x)
sin (3x), estimate f(1.5) using Langrage
Interpolation.
x
1
1.3
1.6
1.9
2.2
f(x)
0.14
-0.69
-0.99
-0.55
0.31
4. The vertical distance covered by a rocket from t=8 to t=30 seconds is given
by:
30
x =
Loo (2000ln
140000
140000
-
2100
9.8t) dt
Using the Trapezoidal Rule, n=2, find the distance covered.
5. Use Simpson's 1/3 and 3/8 Rule to approximate for sin x dx. Compare the
results for n=4 and n=8
Can you check if my step is correct?
Chapter 4 Solutions
EBK MATHEMATICS: A PRACTICAL ODYSSEY
Ch. 4.1 - To study the library habits of students at a local...Ch. 4.1 - To study the eating habits of students at a local...Ch. 4.1 - To study the composition of families in Manistee,...Ch. 4.1 - To study the spending habits of shoppers in...Ch. 4.1 - The speeds, in miles per hour, of forty randomly...Ch. 4.1 - The weight, in pounds, of thirty-five packages of...Ch. 4.1 - To examine the effects of a new registration...Ch. 4.1 - The frequency distribution shown in Figure 4.21...Ch. 4.1 - The frequency distribution shown in Figure 4.22...Ch. 4.1 - To study the output of a machine that fills boxes...
Ch. 4.1 - The ages of the nearly 4 million women who gave...Ch. 4.1 - The age composition of the population of the...Ch. 4.1 - Using the data in Figure 4.26, replace the...Ch. 4.1 - Using the data in Figure 4.26, replace the...Ch. 4.1 - The frequency distribution shown in Figure 4.27...Ch. 4.1 - The frequency distribution shown in Figure 4.28...Ch. 4.1 - Figure 4.29 lists the top five reasons given by...Ch. 4.1 - Figure 4.30 lists the worlds top six countries as...Ch. 4.1 - Figure 4.31 lists the race of new AIDS cases in...Ch. 4.1 - Figure 4.32 lists the types of accidental deaths...Ch. 4.1 - Figure 4.33 lists some common specialities of...Ch. 4.1 - Figure 4.34 lists the major metropolitan areas on...Ch. 4.1 - Answer the following questions using complete...Ch. 4.1 - Answer the following questions using complete...Ch. 4.1 - Answer the following questions using complete...Ch. 4.1 - Answer the following questions using complete...Ch. 4.1 - Answer the following questions using complete...Ch. 4.1 - Prob. 28ECh. 4.1 - Use a graphing calculator or Excel on the...Ch. 4.1 - Prob. 30ECh. 4.2 - Exercises 1-4, find mean, median, and mode of the...Ch. 4.2 - In Exercises 1-4, find mean, median, and mode of...Ch. 4.2 - Exercises 1-4, find mean, median, and mode of the...Ch. 4.2 - Prob. 4ECh. 4.2 - Prob. 5ECh. 4.2 - Find the mean, median, and mode of each set of...Ch. 4.2 - Find the mean, median, and mode of each set of...Ch. 4.2 - Prob. 8ECh. 4.2 - Kaitlin Mowry is a member of local 4-H club and...Ch. 4.2 - Prob. 10ECh. 4.2 - Jerry Rice holds the all-time record in...Ch. 4.2 - Wayne Gretzky, known as The Great One, holds the...Ch. 4.2 - Relief pitcher Mariano Rivera New York Yankees...Ch. 4.2 - Michael Jordan has been recognized as an...Ch. 4.2 - The frequency distribution in Figure 4.61 lists...Ch. 4.2 - Todd booth, an avid jogger, kept detailed records...Ch. 4.2 - To study the output of a machine that fills boxes...Ch. 4.2 - To study the efficiency of its new price-scanning...Ch. 4.2 - Katrina must take five exams in a math class. If...Ch. 4.2 - Eugene must take four exams in a geography class....Ch. 4.2 - The mean salary of twelve men is 58,000, and the...Ch. 4.2 - The mean salary of twelve men is 52,000, and the...Ch. 4.2 - Maria drove from Chicago, Illinois, to Milwaukee,...Ch. 4.2 - Sully drove from Atlanta, Georgia, to Birmingham,...Ch. 4.2 - The mean age of a class of twenty-five students is...Ch. 4.2 - The mean age of a class of fifteen students is...Ch. 4.2 - The mean salary of eight employees is 40.000, and...Ch. 4.2 - The mean salary of ten employees is 32,000, and...Ch. 4.2 - The number of civilians holding government jobs in...Ch. 4.2 - The ages of the nearly 4 million women who gave...Ch. 4.2 - The age composition of the population of the...Ch. 4.2 - In Exercises 32 and 33. use the age composition of...Ch. 4.2 - In Exercises 32 and 33. use the age composition of...Ch. 4.2 - Prob. 34ECh. 4.2 - Suppose the mean of Group I is A and the mean of...Ch. 4.2 - Prob. 36ECh. 4.3 - Perform each task, given the following sample...Ch. 4.3 - Perform each task, given the following sample...Ch. 4.3 - Perform each task, given the following sample...Ch. 4.3 - Find the mean and standard deviation of each set...Ch. 4.3 - Find the mean and standard deviation of each set...Ch. 4.3 - Find the mean and standard deviation of each set...Ch. 4.3 - 7.Joey and Dee Dee bowled five games at the Rock n...Ch. 4.3 - Paki surveyed the price of unleaded gasoline...Ch. 4.3 - Kaitlin Mowry is a member of the local 4H club and...Ch. 4.3 - Before Lance Armstrong admitted doping and was...Ch. 4.3 - 11.Relief pitcher Mariano RiveraNew York Yankees...Ch. 4.3 - Micheal Jordan has been recognized as an...Ch. 4.3 - The Truly Amazing Dudes are a group of comic...Ch. 4.3 - The weights in Pounds of the ten Truly Amazing...Ch. 4.3 - The normal monthly rainfall in Seattle,...Ch. 4.3 - The normal monthly rainfall in Phoenix, Arizona,...Ch. 4.3 - The frequency distribution in Figure 4.87 lists...Ch. 4.3 - Prob. 18ECh. 4.3 - To study the output of a machine that fills boxes...Ch. 4.3 - To study the efficiency of its new price-scanning...Ch. 4.3 - Prob. 21ECh. 4.3 - Prob. 22ECh. 4.3 - Prob. 23ECh. 4.3 - The ages of all employees at a specific state...Ch. 4.3 - Prob. 25ECh. 4.3 - Prob. 26ECh. 4.3 - Prob. 27ECh. 4.3 - Prob. 28ECh. 4.3 - Prob. 29ECh. 4.3 - Prob. 31ECh. 4.3 - Prob. 32ECh. 4.3 - Do Double Stuff Oreos really contain twice as much...Ch. 4.3 - Prob. 34ECh. 4.3 - Prob. 35ECh. 4.3 - Prob. 36ECh. 4.3 - Prob. 37ECh. 4.3 - Prob. 38ECh. 4.4 - The weight in ounces of several bags of corn chips...Ch. 4.4 - 451 435 482 449 454 451 479 448 432 423 461 475...Ch. 4.4 - The time in minutes spent waiting in line for...Ch. 4.4 - A die was rolled several times, and the results...Ch. 4.4 - What percent of the standard normal z-...Ch. 4.4 - What percent of the standard normal z-...Ch. 4.4 - What percent of the standard normal z-...Ch. 4.4 - What percent of the standard normal z-...Ch. 4.4 - A population is normally distributed with mean...Ch. 4.4 - A population is normally distributed with mean...Ch. 4.4 - Find the following probabilities. a. p(0<z<1.62)...Ch. 4.4 - Find the following probabilities. a. p(0<z<1.42)...Ch. 4.4 - Find c such that each of the following is true. a....Ch. 4.4 - Find c such that each of the following is true. a....Ch. 4.4 - A population X is normally distributed with mean...Ch. 4.4 - A population X is normally distributed with mean...Ch. 4.4 - A population is normally distributed with mean...Ch. 4.4 - A population is normally distributed with mean...Ch. 4.4 - The mean weight of a box of cereal filled by a...Ch. 4.4 - The amount of time required to assemble a...Ch. 4.4 - The time it takes an acrylic paint to dry is...Ch. 4.4 - The shrinkage in length of a certain brand of blue...Ch. 4.4 - The mean volume of a carton of milk filled by a...Ch. 4.4 - The amount of time between taking a pain reliever...Ch. 4.4 - The results of a statewide exam for assessing the...Ch. 4.4 - Professor Harde assumes that exam scores are...Ch. 4.4 - The time it takes an employee to package the...Ch. 4.4 - The time it takes an employee to package the...Ch. 4.4 - What are the characteristics of a normal...Ch. 4.4 - Are all distributions of data normal distributed?...Ch. 4.4 - Why is total area under a bell curve equal to 1?.Ch. 4.4 - Why are there no negative z-numbers in the body...Ch. 4.4 - When converting an x-number to a z-number, what...Ch. 4.4 - Is it logical to assume that the heights of all...Ch. 4.4 - Is it reasonable to assume that the ages of all...Ch. 4.4 - Prob. 36ECh. 4.4 - Prob. 37ECh. 4.5 - In exercises 1-4, use the body table in Appendix F...Ch. 4.5 - In exercises 1-4, use the body table in Appendix F...Ch. 4.5 - In exercises 1-4, use the body table in Appendix F...Ch. 4.5 - In exercises 1-4, use the body table in Appendix F...Ch. 4.5 - Find the z-number associated with a 92 level of...Ch. 4.5 - Find the z-number associated with a 97 level of...Ch. 4.5 - Find the z-number associated with a 75 level of...Ch. 4.5 - Find the z-number associated with a 85 level of...Ch. 4.5 - In Exercises 922, round off your answers sample...Ch. 4.5 - In Exercises 9-22, round off your answers sample...Ch. 4.5 - In Exercises 922, round off your answers sample...Ch. 4.5 - In Exercises 922, round off your answers sample...Ch. 4.5 - In Exercises 9-22, round off your answers sample...Ch. 4.5 - In Exercises 922, round off your answers sample...Ch. 4.5 - In Exercises 922, round off your answers sample...Ch. 4.5 - In Exercises 922, round off your answers sample...Ch. 4.5 - In Exercises 922, round off your answers sample...Ch. 4.5 - In Exercises 922, round off your answers sample...Ch. 4.5 - In Exercises 922, round off your answers sample...Ch. 4.5 - In Exercises 922, round off your answers sample...Ch. 4.5 - A survey asked, Can you imagine a situation in...Ch. 4.5 - A survey asked, Do you think that homeless people...Ch. 4.5 - A sample consisting of 430 men and 765 women was...Ch. 4.5 - A sample consisting of 942 men and 503 women was...Ch. 4.5 - A poll pertaining to environmental concerns had...Ch. 4.5 - A poll pertaining to educational goals had the...Ch. 4.5 - A recent poll pertaining to educational reforms...Ch. 4.5 - A recent poll pertaining to educational reforms...Ch. 4.5 - In exercises 29-32, you are planning a survey for...Ch. 4.5 - In exercises 29-32, you are planning a survey for...Ch. 4.5 - Prob. 31ECh. 4.5 - Prob. 32ECh. 4.5 - Prob. 33ECh. 4.5 - Prob. 34ECh. 4.5 - Prob. 35ECh. 4.5 - Prob. 36ECh. 4.5 - Prob. 37ECh. 4.5 - Prob. 38ECh. 4.5 - Prob. 39ECh. 4.6 - A set of n=6 ordered pairs has the following sums:...Ch. 4.6 - A set of n=8 ordered pairs has the following sums:...Ch. 4.6 - A set of n=5 ordered pairs has the following sums:...Ch. 4.6 - Given the ordered pairs (4,40), (6,37), (8,34) and...Ch. 4.6 - Given the ordered pairs (5,5), (7,10), (8,11),...Ch. 4.6 - 6.Given the ordered pairs (5,20), (6,15), (10,14),...Ch. 4.6 - Given the ordered pairs (2,6), (3,12), (6,15),...Ch. 4.6 - 8.The unemployment rate and the amount of...Ch. 4.6 - 9.The average hourly earnings and the average...Ch. 4.6 - Prob. 10ECh. 4.6 - The amounts of rice and tobacco grown in the...Ch. 4.6 - The median home price and average mortgage rate in...Ch. 4.6 - Prob. 13ECh. 4.6 - Prob. 14ECh. 4.6 - Prob. 15ECh. 4.6 - Prob. 16ECh. 4.6 - Prob. 17ECh. 4.6 - Throughout the twentieth century, the record time...Ch. 4.6 - 19.Heart disease is a much less problem in France...Ch. 4.CR - Find a the mean, b the median, c the mode, and d...Ch. 4.CR - To study the compositions of the families in...Ch. 4.CR - Prob. 3CRCh. 4.CR - Prob. 4CRCh. 4.CR - Prob. 5CRCh. 4.CR - The mean salary of twelve men is $37000 and the...Ch. 4.CR - Prob. 7CRCh. 4.CR - Prob. 8CRCh. 4.CR - Prob. 9CRCh. 4.CR - Classify the following types of data as discrete,...Ch. 4.CR - Prob. 11CRCh. 4.CR - Prob. 12CRCh. 4.CR - Prob. 13CRCh. 4.CR - All incoming freshmen at a major university are...Ch. 4.CR - Prob. 15CRCh. 4.CR - Prob. 16CRCh. 4.CR - Prob. 17CRCh. 4.CR - Prob. 18CRCh. 4.CR - Prob. 19CRCh. 4.CR - Prob. 20CRCh. 4.CR - Prob. 21CRCh. 4.CR - Prob. 22CRCh. 4.CR - Prob. 23CRCh. 4.CR - Prob. 24CRCh. 4.CR - Prob. 25CRCh. 4.CR - Prob. 26CRCh. 4.CR - Prob. 27CRCh. 4.CR - Prob. 28CRCh. 4.CR - Answer the following questions using complete...
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