.A forecasting method has produced the following over the past five monthsActual140Forecast1541401121408412611284112?What is the mean absolute deviation14-O16.82.8-116.2

Deviation refers to the difference between two values that provide information about the gap. Mean…

Answered: A forecasting method has produced the…

A forecasting method has produced the following over the past five months Actual Forecast 140 154 112 140 140 112 84 84 126 112 ?What is the mean absolute deviation 14- 16.8 2.8- 116.2

ENGR.ECONOMIC ANALYSIS

14th Edition

ISBN:9780190931919

Author:NEWNAN

Publisher:NEWNAN

Chapter1: Making Economics Decisions

Section: Chapter Questions

Problem 1QTC

See similar textbooks

Related questions

Q: The frequency table for 1,4,5,3,2,5,7,3,4,5,8,8,8,10 data has been prepared as follows. Please…

A: The cumulative frequency is the addition of all the previous frequencies.

Q: A high school has 48 players on the football team. The summary of the players weights is given in…

A: Economics is a branch of social science that describes and analyzes the behaviors and decisions…

Q: calculating and what is it used to Unconstrained optimization Constrained optimizatio

A: As indicated in the Introduction to Optimization, a significant stage in the optimization cycle is…

Q: So9.

A: CI x f fx x (x-x) (x-x)2 f(x-x)2 10-14 12 5 60 23.25 -11.25 126.56 632.8 15-19 17 20 340…

Q: Mai sells makeup online and has noticed that demand for her products, glittery lip gloss, has varied…

A: The forecast means the calculation or estimation of future events.

Q: Determine the sample variance and standard deviation for the following data. CI 10-14 F 15-19 20…

A: CI x f fx x (x-x) (x-x)2 f(x-x)2 10-14 12 5 60 23.25 -11.25 126.56 632.8 15-19 17 20 340 23.25…

Q: Question 1 The average price of a road bike is $525 with a standard deviation of $280. A random…

A: As given Average price = $525 N = 225 Standard deviation = $280

Q: 2. The IV estimator is: 1 = ẞ1 + Cov(zu) where Cov refers to the sample Cov(z,x) covariance. How do…

A: The IV estimator (Instrumental Variables) is a statistical technique for estimating causal…

Q: Consider the following data. 10,11,7,2,4,−410,11,7,2,4,−4 Copy Data Step 1 of 3: Determine the…

A: The mean of a certain amount of data is the sum of its total value divided by the number of…

Q: he variance of the OLS estimator Select one: a. increases as the number of observations increases…

A: Assume we have the linear regression model with 1 explanatory variable: Y = β0 + β1X + μY :…

Q: Consider a sample with data values of 26, 24, 23, 15, 32, 36, 28, and 24. Compute the range,…

A: The range is the difference between the highest and lowest values. As the highest value rises then…

Q: The mean of z-scores in a data set a is zero only when the x-values are balanced around the…

A: The standard score is the quantity of standard deviations by which the worth of a crude score is…

Q: Average Annual Rates Standard Deviation T-Bills Inflation Real T-Bill T-Bills Inflation Full sample…

A: Introduction:T-bill or Treasury bill is a short term debt obligation issued by the US Department of…

Q: Below is a table showing the ages of current active users of TikTok. Use the table to approximate…

A: The average degree of variability in your dataset is represented by the standard deviation. It…

Q: Calculate SSE from the following data. Q 8 10 12 Q* 11 19 Enter as a value (round to two decimal…

A: SSE is the summed square of residuals. SSE measures the level of variance . SSE = sum (Q* - Q)2

Q: None

A: Based on the regression output, here is a detailed analysis of the results:Coefficients Intercept…

Q: ber of tons of brake assemblies received at an auto parts distribution center last month wa ast…

A: Given that,

Q: Based on 1337 data points, the following equation was estimated using OLS.From this fragment of data…

A: Given Estimated OLS equation: Ghat = 11.7+2.5W For 445th data point, value of W is 32. We have to…

Q: these are the dataset: College…

A: Step 1:Given dataset:…

Q: anth Sales Forecast 1 Forecast 2 1 770 771 769 2 789 785 787 3 794 790 792 780 784 798 768 770 774…

A: *Answer: Given data Month Sales Forecast1 Forecast 2 1 770 771 769 2 789 785 787 3…

Q: Given the following data set,25, 16, 18,16,20,20,24,30,20,40. What is the mean, median and mode.

A: A measure of central tendency is a single number that attempts to represent a set of data by finding…

Q: A courier company guarantees its customers that the average time to pick up their packages is 20…

A: Process capability index is a statistical tool that measures the ability of any process to produce…

Q: Fiting a straght ne to a set of data yields he following prediction ine. Complete (a through ()…

A: Given Predicted line Yi⏞=4+7Xi⏞ .........(1)

Q: For the Given values of 56, 67.9, 68, 53.8 and 69.8, Calculate a) Mean b) Algebraic Sum of…

A: We have individual series : 56, 67.9, 68, 53.8 and 69.8 First of all , I will arrange this in…

Q: Assume order service time follows a normal distribution with mean = 20 min and standard deviation 2…

A: An outlier refers to an observation of the data that is an abnormal distance from other points; and…

Q: The following temperatures (in oF) were recorded inside the building of a remote pumping station:…

A: Number of observation (n) = 5 Temperature (X) (X – Mean of X) (X – Mean of X)2 99 99…

Q: The type of economic indicator that can best be used for business forecasting is the:

A: The periodic and irregular increases and decreases of an economy's real GDP, employment level, and…

Q: There is a normal distribution with mean 10 and standard deviation of 8. What is the z-score of a…

A: Mean is the average of the given terms.

Q: ependent Variable ROG ethod Least Squares ate: 05/3020 Time: 16:55 ample (adjusted) 2010M02 201012…

A: In the given regression results , it gives 4 key values corresponding to each explanatory variables:…

Q: Define Forecasts and forecast errors in time series anaylsis?

A: Time series analysis is a technique in statistics that deals with trend analysis or time series…

Q: Attached Question:

A: The provided information are: Population meanμ=8000Standard deviationσ=500

Q: Suppose a random sample population correction factor if appropriate. Round your answers to two…

A: given Sample size (n) = 30 Population standard deviation (σ) = 8 Formula: The standard error of…

Q: How to Calculate the p-Value When σY Is Known?

A: The p-value is the probability of finding the more extreme values as the observed results of the…

Q: MY NOTES ASK YOUR TEACHER 9. DETAILS ASWESBE9 8.TB.1.021. 0/1 Submissions Used In order to estimate…

A: The standard error of mean shows the standard deviation of the statistical sample population. The…

Q: Calculate the mean, median, and mode of the following data: 16, 11, 14, 20, 13, 11, 16, 11, 17, 15,…

A: Mean refers to the average or central value which can be calculated by sum of all values divided by…

Q: Consider the following events: Scientists reveal that eating oranges decreases the risk of diabetes,…

A: As per the guidelines we are allowed to anwer the first question only. Please post the remaining…

Q: 3 Polynomial Terms carnings-78033.59 +3220.77age-33.831age² +3927.84cduc n-17,870 I = .1829 (69.18)…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: A sports shop selects a random sample and records the sales of items made in China and those made in…

A: SE (standard error)- It is the approx standard deviation of a sample population of statistics.

Q: Suppose that the inflation rate is expected to be 2.05% in the near future using the historical data…

A: Introduction on T-bill: T-bills are categorised as money market instruments. T-bills are issued by…

Question

.A forecasting method has produced the following over the past five months
Actual
140
Forecast
154
140
112
140
84
126
112
84
112
?What is the mean absolute deviation
14-O
16.8
2.8-
116.2

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, economics and related others by exploring similar questions and additional content below.

Similar questions

Q.3 What is the difference between ordinary least square and maximum likelihood ( ML ) estimators ? Also discuss their properties ?
c and d part hand write
Prepare a scatter plot of the following data:(5, 53) (21, 65) (14, 48) (11, 66) (9, 46) (4, 56)(7, 53) (21, 57) (17, 49) (14, 66) (9, 54) (7, 56)(9, 53) (21, 52) (13, 49) (14, 56) (9, 59) (4, 56)
Consider the following asset with it's returns over the last 3 years. The arithmetic mean is 8% 1yr 2yr Зуг 8% 10% 6% What is the geometric mean? (Be sure to go out at least 4 decimal places.) Respuesta:
J 1
these are the dataset College Distance,Dist,Ed0.7,122.2,120.3,160,123.6,121,140.1,150.5,140.3,160.4,121,127.5,120.5,121.8,122.5,141.7,160.5,161,120.5,153,163.6,135,162,120.3,123,121.3,140.5,163.5,162,153.2,120.7,130.5,130.7,130.3,121,121.5,121.2,166.5,120.7,135,152.5,150.1,160,161,120.5,130.2,160.4,132.6,151,130.3,120.5,150.5,171.5,174,124,140,131.5,120.1,122,120.3,160.1,144,163,122.2,120.1,120.7,150.3,153.3,150.1,130.7,153.5,122.6,125,157,120.8,120.3,150.8,130.5,120.5,150.8,131.5,120.3,120.3,1515,164.5,142.5,131.1,121.5,120.3,170,120.1,174,125.6,124.5,130.2,152.5,1216,120.5,130.2,122,16
Calculate the expected mean for this equation, while µ 0.a ; $1 = 0.0a Yt = µ + $1yt-1+Ut
Wastewater samples taken from an industrial discharge had the chemical oxygen demand (COD) concentrations below in mg/L. Determine the (a) arithmetic mean (by hand and spreadsheet), (b) median, (c) mode, and (d) standard deviation (by hand and spreadsheet). COD values: 452, 364, 415, 395
Do not use software on this question. Use pencil, paper, and your calculator to calculate the values of both the mean and the median for this sample data. Here are the snowfall amounts for 12 more-than-a-trace snowfalls for this February 2020 and March 2020 (rounded to the nearest inch): 4 0 6 6 0 6 0 9 2 3 1 2 Using just the values for the median and the mean, is the distribution symmetric or skewed? If skewed, which direction? A. Skewed left since mean < median B. Symmetric since mean is about the same as the median C. Skewed left since mean > median D. Skewed right since mean < median E. Skewed right since mean > median
GIL internet services record customer usage patterns. Historically they have found the duration of an internet session is normally distributed with an average duration of 77.5 minutes and a standard deviation of 20.6 minutes. What is the probability a randomly selected session would last longer than two hours or less than thirty-five minutes? (4 decimal places)