Answered: Describe the following time-series…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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section 5.4 Step 1 of 2 : Calculate the population mean for the shelf-life. Round your answer to two decimal places, if necessary. Step 2 of 2 : Calculate the population standard deviation for the shelf-life. Round your answer to two decimal places, if necessary.
Table 1: Cross Tabulation - Frequency Table Geneva Location 0 1 2 3 Total Geneva Location 0 1 2 3 Total FREQUENCY - DAILY SALES BY LOCATION Saratoga Location 0 O 0.0800 O 0.2300 O 0.1200 O 0.0300 O 0.1500 21 21 54 9 3 0 1 30 36 42 9 117 1 2 24 33 9 6 72 3 2 42 9 18 12 3 4 RELATIVE FREQUENCY - DAILY SALES BY LOCATION Saratoga Location 3 12 2 2 3 5 5 4 5 0.0700 0.1000 0.0800 0.0700 0.1200 0.1100 0.0300 0.0067 0.0000 0.0067 0.0600 0.0033 0.0100 0.0067 0.0300 0.1400 0.0300 0.0400 0.0100 0.0300 0.0200 0.0100 0.0167 0.0000 0.1800 0.3900 0.2400 0.1400 0.0400 0.0100 3 0 1 2 0 Total 86 111 77 26 300 Total 0.2867 0.3700 0.2567 0.0867 1.0000 According to Table 1 above, the probability that both locations will only sell two cars is.
QUESTION 13 Eighty hamsters were trained to run a maze. The frequency distribution below presents the number of trials it took each hamster to successfully complete the maze. # of Trials 1 2 3 5 6 7 10 Frequency 5 5 11 13 12 19 Make a histogram for this frequency distribution by hand and attach your file as a pdf, jpg, or png.
Table 1 Patterns of disease in Mainland Tanzania Age group (Years) # of people Total # of deaths # of deaths gastroenteritis # of deaths respiratory disease # of deaths heart disease 00-09 5,000 40 24 8 2 10-19 6,000 70 20 10 1 20-29 5,400 84 4 4 2 30--39 5,000 40 2 2 4 40-49 4,400 40 2 6 10 50-59 5,400 70 2 14 20 60-69 6,200 90 4 12 30 70-79 3,800 180 20 40 80 80+ 3,000 240 40 50 150 Local authorities in Mainland Tanzania are concerned about the health status of its community. A review of annual health statistics shows the following pattern of diseases. What is the ratio of deaths from gastroenteritis to heart disease in the total population, and in the 0-9 and 70-79 age groups respectively? What do you notice?…
Calls to a college emergency hotline for the past 29 months are as follows: Month Calls Month Calls 1 45 16 50 2 30 17 50 3 20 18 35 4 35 19 30 5 40 20 55 6 30 21 70 7 15 22 45 8 25 23 35 9 30 24 37 10 15 25 46 11 10 26 17 12 35 27 33 13 50 28 40 14 30 29 60 15 20 a) Create a time series plot. b) Develop a six period moving average. What is the forecast for month 30? c) Develop an exponential smoothing forecast with a smoothing constant of 0.65. What is the forecast for month 30? d) Calculate the MAD, MSE, and MAPE for each model in problems b, and c. Which model is the better predictor? e) Actual calls during month 30 were 55. Which model is the better predictors? Explain.
As a promotional gimmick, OHaganBooks.com has been selling copies of Encyclopaedia Galactica at an extremely low price that is changed each week at random in a nationally televised drawing. The following table gives the frequency with which each price will be chosen and summarizes the anticipated sales. Price $5.50 $10 $12 $15 Frequency (weeks) 1 2 3 4 Weekly Sales 6,600 3,900 3,200 1,500 OHaganBooks.com originally paid Duffin House $20 per copy for the Encyclopaedia Galactica. What is the expected weekly loss from sales of the encyclopædia? Loss per copy sold x Number of copies sold.) (Loss -
Excel Charts Project Part 4 1. Create pie charts with the data below as described in the Excel Chart Project handout 2. Set the data series Pie Explosion to xx%, where xx is your birth month. Data from supplement Number of Engineering PhDs Awarded 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 African-American Men 103 113 94 114 129 118 112 134 128 140 Asian-American Men 393 373 463 467 445 493 515 556 538 485 Hispanic-American Men 129 149 135 134 152 189 247 230 233 239 Native American Men 14 15 20 18 18 20 11 33 18 20 Caucasian Men 1946 1997 2090 2224 2356 2630 2581 2550 2457 2501 Foreign National Men 4070 3736 4128 4241 4673 4894 4993 4945 5005 5354 Other Men 500 556 564 606 577 449 534 486 490 520 Total Men 7155 6939 7494 7804 8350 8793 8993 8934 8869 9259 African-American Women 50 57 59 76 69 64 60 100 68 81 Asian-American Women 145 173 197 196 206 226 234 227 224 252 Hispanic-American Women 40 66 48 58 75 71 74 72 92 79 Native American Women 8 7 9 3 6 7 8. 7 5 Caucasion Women…
I need some help with the following problems on excel.
Select one: A. panel data set B. cross-sectional C. time series
What is one property of a stationary time series? Question 23 options: The datapoints demonstrate a clear seasonal pattern The mean remains constant over time It is plotted as a straight horizontal line It demonstrates an upward trend
Consider the following time series data. Month 1 2 3 4 5 6 7 Value 25 14 21 13 20 24 16 (a) Construct a time series plot. -A time series plot contains a series of 7 points connected by line segments. The horizontal axis ranges from 0 to 8 and is labeled: Month. The vertical axis ranges from 0 to 30 and is labeled: Time Series Value. The points are plotted from left to right at regular increments of 1 month starting at month 1. The points appear to vary randomly between 8 to 20 on the vertical axis. The plot reaches its maximum time series value at month 1. -A time series plot contains a series of 7 points connected by line segments. The horizontal axis ranges from 0 to 8 and is labeled: Month. The vertical axis ranges from 0 to 30 and is labeled: Time Series Value. The points are plotted from left to right at regular increments of 1 month starting at month 1. The points appear to vary randomly between 8 to 20 on the vertical axis. The plot reaches its maximum time…

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Describe the following time-series patterns: a. Horizontal Pattern b. Trend Pattern c. Seasonal Pattern d. Cyclical Pattern