Question
In: Math
House prices: The following table presents prices, in thousands of dollars, of single-family homes for 20...
House prices: The following table presents prices, in thousands of dollars, of single-family homes for 20 of the 25 largest metropolitan areas in the United States for the third quarter of 2012 and the third quarter of 2013.
| Metro Area |
2012 |
2013 |
Metro Area |
2012 |
2013 |
| Atlanta, GA |
87.8 |
115.1 |
Philadelphia, PA |
193.5 |
197.7 |
| Baltimore, MD |
218.1 |
226.5 |
Phoenix, AZ |
129.9 |
169.0 |
| Boston, MA |
311.5 |
332.2 |
Portland, OR |
208.6 |
246.5 |
| Chicago, IL |
157.2 |
159.4 |
Riverside, CA |
174.3 |
216.7 |
| Cincinnati, OH |
112.5 |
121.0 |
St. Louis, MO |
103.7 |
111.0 |
| Cleveland, OH |
84.9 |
101.0 |
San Diego, CA |
359.5 |
412.3 |
| Dallas, TX |
148.2 |
160.4 |
San Francisco, CA |
448.0 |
593.9 |
| Denver, CO |
226.4 |
261.2 |
Seattle, WA |
265.4 |
312.6 |
| Minneapolis, MN |
147.3 |
170.6 |
Tampa, FL |
131.9 |
141.8 |
| New York, NY |
363.8 |
368.2 |
Washington, DC |
311.6 |
348.7 |
Source: National Realtors Association
(a) Find the mean and median price for 2012. Round the answers
to at least two decimal places.
(b) Find the mean and median price for 2013. Round the answers to
at least two decimal places.
(c) In general, house prices increased from 2012 to 2013. Which
increased more, the mean or the median?
Solutions
milcah answered 1 year agoRelated Solutions
The asking prices in thousands of dollars for 25 single family residences listed in a city...
The asking prices in thousands of dollars for 25 single family
residences listed in a city in California are given below. 370.0
269.0 290.9 398.0 326.0 218.9 249.9 239.0 498.9 334.0 288.9 324.0
328.0 300.0 361.0 294.0 319.0 330.0 366.0 339.0 310.9 294.0 270.9
349.0 326.0 (a) Locate the largest and smallest prices and use the
range to approximate the standard deviation (in thousands of
dollars). $ thousand (b) Calculate the sample mean x (in thousands
of dollars). x =...
Recently, six single-family homes in San Luis Obispo County in California sold at the following prices...
Recently, six single-family homes in San Luis Obispo County in
California sold at the following prices (in $1,000s): 633, 732,
738, 627, 804, 630. [You may find it useful to reference
the t table.]
a. Construct the 90% confidence interval for
the mean sale price in San Luis Obispo County. (Round
intermediate calculations to at least
4 decimal places, "sample mean" and "sample standard
deviation" to 2 decimal places. Round "t" value to 3
decimal places and final answers to...
House Prices: Notes on variables: Price: In thousands of dollars Ac: air conditioner (1 if yes,...
House Prices:
Notes on variables:
Price: In thousands of dollars
Ac: air conditioner (1 if yes, 0 if no)
Size: In square feet
Age: In years
Pool: (1 if yes, 0 if no)
Bedrms: Number of Bedrooms
Baths: Number of Bathrooms
4) a. Make a Scatter plot where x=size and
y=price
b. Calculate the Least
Squares Regression (LSR) equation:
c. Does the intercept
make sense? Why or why not?
c. Find and
interpret the R2
d. Predict the average price...
Number 3 (10 pts) You collect data on house sale prices (in thousands of dollars), along...
Number 3 (10 pts) You collect data on house sale prices (in
thousands of dollars), along with the number of bedrooms of the
house, and the size of the house measured in square feet. Running a
regression in Excel with the sale price as the response variable
gives the following output:
SUMMARY OUTPUT
Regression Statistics
Multiple R 0.724573411
R Square 0.525006628
Adjusted R Square 0.419452545
Standard Error 193.4364724
Observations 12
ANOVA
df SS MS F Significance F
Regression=Model 2 372217.2302...
The following table shows the price of a sample of new mobile homes (in thousands of...
The following table shows the price of a sample of new mobile
homes (in thousands of dollars). Find a 95% confidence interval for
the average price of a new mobile home.
24.4 30.6 26.4 26.8 33.5 32.2 32.4 13.9 24.4 29.3 26.2
14.1 21.4 20.0 33.0 17.6 24.8 27.0 22.8 18.8 35.1 26.7 22.1 37.2
31.9 24.0 28.4 15.8 29.3 31.4 22.8 8.4 24.7 16.6 31.1 13.9 16.8
29.5 17.0 9.9
Price of eggs and milk: The following table presents the average price in dollars for a...
Price of eggs and milk: The following table
presents the average price in dollars for a dozen eggs and a gallon
of milk for each month from February through November
2001. Use a TI-84 calculator to answer the following.
Dozen Eggs
Gallon of Milk
1.21
2.66
1.13
2.67
1.01
2.69
1.20
2.68
1.15
2.71
1.28
2.67
1.26
2.90
1.33
2.91
1.45
2.94
1.56
2.95
If the price of eggs differs by $0.30 from one month to the
next, by how...
Price of eggs and milk: The following table presents the average price in dollars for a...
Price of eggs and milk: The following table
presents the average price in dollars for a dozen eggs and a gallon
of milk for each month from January through October
2010
.
Dozen Eggs
Gallon of Milk
1.79
3.12
1.77
2.69
1.28
3.76
1.78
2.78
0.88
3.00
0.98
3.08
1.15
3.31
1.05
3.15
1.86
2.94
1.83
2.73
If the price of eggs differs by $0.25 from one month to the
next, by how much would you expect the price of...
The following table presents the average price in dollars for a dozen eggs and a gallon...
The following table
presents the average price in dollars for a dozen eggs and a gallon
of milk for each month in a recent year.
Dozen
Eggs
Gallon of
Milk
1.94
3.58
1.80
3.52
1.77
3.50
1.83
3.47
1.69
3.43
1.67
3.40
1,65
3.43
1.88
3.47
1.89
3.47
1.96
3.52
1.96
3.54
2.01
3.58
If a linear regression
model were fit, what is the value of the slope and the value of the
y-intercept? Please round to 3 decimal places...
The table shows the prices (in dollars) for a sample of automobile batteries. The prices are...
The table shows the prices (in dollars) for a sample of
automobile batteries. The prices are classified according to
battery type. At α = .05α = .05α = .05, is there enough evidence to
conclude that at least one mean battery price is different from the
others? (Assume the samples are random and independent, the
populations are normally distributed, and the population variances
are equal)
Battery Type A 110 100 125 90 120
Battery Type B 280 145 180 175...
3. Complete the following table (in thousands of dollars) assuming a prepayment rate of 165PSA: Original...
3. Complete the following table (in thousands of dollars)
assuming a prepayment rate of 165PSA:
Original balance: $100,000,000; Pass-through rate: 9.0%; WAM:
360 months;
Balance
SMM
Mortgage Payment
Interest
Scheduled Principal
prepayment
total principal
cash flow
1
2
WAC: 9.65%
ADVERTISEMENT
ADVERTISEMENT
Latest Questions
- (2) Cite an example on how organizations like Google, Facebook, Youtube etc collect data for image...
- The legal landscape is perpetually changing. Psychologists must remain abreast of these changes to avoid potentially...
- We are evaluating a project that costs $1.68 million, has a six-year life, and has no...
- In C++ Having call-by-reference allows one to use storeback parameters, i.e., parameters whose values are transmitted...
- You must evaluate a proposal to buy a new milling machine. The base price is $175,000,...
- “Triangle Guessing” game in Python The program accepts the lengths of three (3) sides of a...
- THIS PROGRAM HAS TO BE WRITTEN IN C Single function to perform the parity computation on...
ADVERTISEMENT