Question
In: Statistics and Probability
Please show work The unemployment rates in the United States during A ten year period is...
Please show work
The unemployment rates in the United States during
- A ten year period is given in the following table. Use exponential smoothing to find the best forecast for next year. Use smoothing constants of 0.2, 0.4, 0.6, and 0.8. Which one had the lowest MAD?
|
YEAR |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
|
Unemployment |
7.2 |
7.0 |
6.2 |
5.5 |
5.3 |
5.5 |
6.7 |
7.4 |
6.8 |
6.1 |
|
rate (%) |
Solutions
Expert Solution
Forecasting for exponential smoothing St = alpha * Xt + (1 - alpha) * St-1
Lowest MAD is for 0.8 smoothing constant.
orchestra answered 2 years agoRelated Solutions
Consider the following table containing unemployment rates for a 10-year period. Unemployment Rates Year Unemployment Rate...
Consider the following table containing unemployment rates for a
10-year period.
Unemployment Rates
Year
Unemployment Rate (%)
1
3.5
2
5.2
3
7.8
4
8.1
5
3.7
6
9.6
7
8.7
8
3.5
9
11.1
10
8.8
What is the coefficient of determination for the regression
model? Round your answers to two decimal places.
The population of the United States has grown at different rates over ten-year increments as shown...
The population of the United States has grown at different rates
over ten-year increments as shown by the following table.
Year
Population of
U.S.
1930
123.1 million
1940
132.1 million
1950
152.3 million
1960
180.7 million
If the maximum supportable population of the U.S. is 600 million
people, use the logistic model to predict the population (in
millions of people) of the U.S. in 2020 by using the following
years as data points. (Round your answers to one decimal
place.)...
Please show work The median incomes of females in each state of the United States, including...
Please show work
The median incomes of females in each state of the United
States, including the District of Columbia and Puerto Rico, are
given in following table ("Median income of," 2013).
$31,862
$40,550
$36,048
$30,752
$41,817
$40,236
$47,476
$40,500
$60,332
$33,823
$35,438
$37,242
$31,238
$39,150
$34,023
$33,745
$33,269
$32,684
$31,844
$34,599
$48,748
$46,185
$36,931
$40,416
$29,548
$33,865
$31,067
$33,424
$35,484
$41,021
$47,155
$32,316
$42,113
$33,459
$32,462
$35,746
$31,274
$36,027
$37,089
$22,117
$41,412
$31,330
$31,329
$33,184
$35,301
$32,843
$38,177
$40,969...
Please show your work 9.3.1 The income of males in each state of the United States,...
Please show your work
9.3.1
The income of males in each state of the United States,
including the District of Columbia and Puerto Rico, are given in
table #9.3.3, and the income of females is given in table #9.3.4
("Median income of," 2013). Is there enough evidence to show that
the mean income of males is more than of females? Test at the 1%
level.
Table #9.3.3: Data of Income
for Males
$42,951
$52,379
$42,544
$37,488
$49,281
$50,987
$60,705
$50,411...
Please show the work During a year of operation, a firm collects $175,000 in revenue and...
Please show the work
During a year of operation, a firm collects $175,000 in revenue
and spends $80,000 on labor expense, raw materials, rent, and
utilities. The firm’s owner has provided $500,000 of her own money
instead of investing the money and earning a 14 percent annual rate
of return.
The explicit costs of the firm are $_______. The implicit costs
are
$ _______________.
Total economic cost is $_____________.
The firm earns economic profit of
$___________________________.
The firm’s accounting profit...
Suppose the unemployment rate in the United States is 10% and the structural unemployment rate is...
Suppose the unemployment rate in the United States is 10% and
the structural unemployment rate is 3% and the frictional
unemployment rate 5%. The actual Real GDP level is $12 billion and
the Natural Real GDP is $20 billion. Please answer questions 3a
through 3c below.
3a. Calculate the natural unemployment rate and the cyclical
unemployment rate for the United States. Also, please calculate the
recessionary gap or the inflationary gap using the actual Real GDP
level and the Natural...
Suppose the unemployment rate in the United States is 10% and the structural unemployment rate is...
Suppose the unemployment rate in the United States is 10% and
the structural unemployment rate is 6% and the frictional
unemployment rate is 5%. The actual Real GDP level is $ 30 billion
and the Natural Real GDP level is $27 billion. Please answer
questions 3a through 3c below.
3a. Calculate the natural unemployment rate for the United
States. Then, please calculate the Cyclical Unemployment rate and
then please calculate the recessionary gap or an inflationary gap
using the actual...
In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately...
In the country of United States of Heightlandia, the
height measurements of ten-year-old children are approximately
normally distributed with a mean of 53.1 inches, and standard
deviation of 5.8 inches.
What is the probability that a randomly chosen child has a
height of less than 52.5 inches?
ROUND ANSWER TO 3 DECIMAL PLACES.
What is the probability that a randomly chosen child has a
height of more than 53.7 inches?
ROUND ANSWER TO 3 DECIMAL PLACES
3. Interpret your results...
In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately...
In the country of United States of Heightlandia, the height
measurements of ten-year-old children are approximately normally
distributed with a mean of 53 inches, and standard deviation of 6.4
inches.
A) What is the probability that a randomly chosen child has a
height of less than 53.5 inches?
Answer= (Round your answer to 3 decimal places.)
B) What is the probability that a randomly chosen child has a
height of more than 35.3 inches?
Answer= (Round your answer to 3...
In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately...
In the country of United States of Heightlandia, the height
measurements of ten-year-old children are approximately normally
distributed with a mean of 53.5 inches, and standard deviation of 6
inches.
A) What is the probability that a randomly chosen child has a
height of less than 65 inches?
Answer= (Round your answer to 3 decimal places.)
B) What is the probability that a randomly chosen child has a
height of more than 55.2 inches?
Answer= (Round your answer to 3...
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