Question
In: Statistics and Probability
3. The following data show the average Home Price Index over asix-quarter period. Quarter Price Q1...
3. The following data show the average Home Price Index over asix-quarter period.
Quarter Price
Q1 2017 185.9
Q2 2017 190.1
Q3 2017 196.1
Q4 2017 196.1
Q1 2018 198.3
Q2 2018 203.7
a. Forecast the price index for Q3 2018 using a two-period simple moving average. (Round to two decimal places asneeded.)
b. Calculate the MAD for the forecast in part a. (Round to two decimal places as needed.)
c. Forecast the price index for Q3 2018 using a three-period simple moving average. (Round to two decimal places asneeded.)
d. Calculate the MAD for the forecast in part c. (Round to two decimal places as needed.)
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orchestra answered 1 year agoRelated Solutions
The data shown below indicate the average tuition (in dollars) over a six-year period for private...
The data shown below indicate the average tuition (in dollars)
over a six-year period for private and public colleges in a
region. Complete parts a through c below. Use
alphaαequals=0.01 where needed
Year Private Public
1 12,779 2,076
2 14,375 2,349
3 17,224 3,128
4 19,145 3,612
5 23,391 4,644
6 27,572 5,611
A.
Conduct a simple linear regression analysis of these data in which
the average tuition for private colleges is predicted by the
average public college tuition. Test...
The following data show the brand, price, and the overall score for six stereo headphones that...
The following data show the brand, price, and the overall score
for six stereo headphones that were tested by consumer reports. The
overall score is based on sound quality and effectiveness of
ambient noise reduction. Scores range from 0 to 100.
Price Score
Bose 180 76
Skullcandy 150 71
Koss 85 61
Phillips/O'Neill 70 56
Denon 70 40
JVC 35 26
a). Develop the estimated regression equation that could be used
to predict the score given the price.
b). Compute...
The following data show the brand, price ($), and the overall score for six stereo headphones...
The following data show the brand, price ($), and the overall
score for six stereo headphones that were tested by a certain
magazine. The overall score is based on sound quality and
effectiveness of ambient noise reduction. Scores range from 0
(lowest) to 100 (highest). The estimated regression equation for
these data is
ŷ = 23.462 + 0.315x,
where x = price ($) and y = overall score.
Brand
Price ($)
Score
A
180
74
B
150
73
C
95...
The following data show the brand, price ($), and the overall score for six stereo headphones...
The following data show the brand, price ($), and the overall
score for six stereo headphones that were tested by a certain
magazine. The overall score is based on sound quality and
effectiveness of ambient noise reduction. Scores range from 0
(lowest) to 100 (highest). The estimated regression equation for
these data is ŷ = 19.786 +
0.342x, where x = price ($) and
y = overall score.
Brand
Price ($)
Score
A
180
76
B
150
73
C
95
59...
The following data show the brand, price ($), and the overall score for six stereo headphones...
The following data show the brand, price ($), and the overall
score for six stereo headphones that were tested by a certain
magazine. The overall score is based on sound quality and
effectiveness of ambient noise reduction. Scores range from 0
(lowest) to 100 (highest). The estimated regression equation for
these data is
ŷ = 23.194 + 0.318x,
where x = price ($) and y = overall score.
Brand
Price ($)
Score
A
180
76
B
150
71
C
95...
The following data show the brand, price ($), and the overall score for six stereo headphones...
The following data show the brand, price ($), and the overall
score for six stereo headphones that were tested by a certain
magazine. The overall score is based on sound quality and
effectiveness of ambient noise reduction. Scores range from 0
(lowest) to 100 (highest). The estimated regression equation for
these data is
ŷ = 21.258 + 0.327x,
where x = price ($)and y = overall score.
Brand
Price ($)
Score
A
180
76
B
150
69
C
95
63...
The following data show the brand, price ($), and the overall score for six stereo headphones...
The following data show the brand, price ($), and the overall
score for six stereo headphones that were tested by a certain
magazine. The overall score is based on sound quality and
effectiveness of ambient noise reduction. Scores range from 0
(lowest) to 100 (highest). The estimated regression equation for
these data is
ŷ = 23.659 + 0.323x,
where x = price ($) and y = overall score.
Brand
Price ($)
Score
A
180
78
B
150
73
C
95...
The following data show the brand, price, and the overall score for six stereo headphones that...
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for six stereo headphones that were tested by consumer reports. The
overall score is based on sound quality and effectiveness of
ambient noise reduction. Scores range from 0 to 100.
Price Score
Bose 180 76
Skullcandy 150 71
Koss 85 61
Phillips/O'Neill 70 56
Denon 70 40
JVC 35 26
a). Test for a significant relationship using the F test. What
is your conclusion? Use α= 0.05
b). Develop...
The table below is the data set of the Shiller Real Home Price Index for the...
The table below is the data set of the Shiller Real Home Price
Index for the years 1946-1956.
Home Price
Year
Index
1946
106.5058955
1947
109.3296707
1948
101.2225795
1949
100.0466076
1950
105.8948393
1951
103.8986687
1952
103.9743275
1953
114.7133093
1954
114.199126
1955
115.4621261
1956
115.3166155
Setting k = 3, determine the simple moving average
forecasts for the years 1950, 1951, and 1952.
SHOW YOUR WORK PLEASE Using the following data, the Consumer Price Index for 2011 and 2015...
SHOW YOUR WORK PLEASE
Using the following data, the Consumer Price Index for 2011 and
2015 using the base 1982 = 100 ($1,210,000) are __________ and
________________.
In reality, the CPI is based on a larger basket of good.
Assuming the following prices, the average annual inflation rate
for the 33 years (1982-2015) is_______________
The core inflation rate is similar except that it excludes
___________ and ____________ prices because ___________________.
The core rate is __________________
If the average rate of...
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