Gulf Real Estate Properties Gulf Real Estate Properties, Inc., is a real estate firm located in southwest Florida. The company, which advertises itself as "expert in the real estate market," monitors condominium sales by collecting data on location, list price, sale price, and number of days it takes to sell each unit. Each condominium is classified as Gulf View if it is located directly on the Gulf of Mexico or No Gulf View if it is located on the bay or a golf course, near but not on the Gulf. Sample data from the Multiple Listing Service in Naples, Florida, provided recent sales data for 40 Gulf View condominiums and 18 No Gulf View condominiums. Prices are in thousands of dollars. The data are shown in the following table. Gulf View Condominiums No Gulf View Condominiums List Price Sale price Days to Sell List Price Sale Price Days to Sell 495 475 130 217 217 182 350 71 148 85 186.5 95 239 379 529 519 552.5 534.5 135.5 179 230 338 122 150

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.2: Representing Data
Problem 22PFA
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3. Develop a 95% confidence interval estimate of the population
mean sales price and population mean number of days to sell for
Gulf View condominiums. Interpret your results.
4. Develop a 95% confidence interval estimate of the population
mean sales price and population mean number of days to sell for
No Gulf View condominiums. Interpret your results.
5. Assume the branch manager requested estimates of the mean
selling price of Gulf View condominiums with a margin of
error of $40,000 and the mean selling price of No Gulf View
condominiums with a margin of error of $15,000. Using 95%
confidence, how large should the sample sizes be?
6. Gulf Real Estate Properties just signed contracts for two new
listings: a Gulf View condominium with a list price of $589,000
and a No Gulf View condominium with a list price of
$285,000. What is your estimate of the final selling price (based
on the percent difference for the sale and list price) and number
of days required to sell each of these units?
Transcribed Image Text:3. Develop a 95% confidence interval estimate of the population mean sales price and population mean number of days to sell for Gulf View condominiums. Interpret your results. 4. Develop a 95% confidence interval estimate of the population mean sales price and population mean number of days to sell for No Gulf View condominiums. Interpret your results. 5. Assume the branch manager requested estimates of the mean selling price of Gulf View condominiums with a margin of error of $40,000 and the mean selling price of No Gulf View condominiums with a margin of error of $15,000. Using 95% confidence, how large should the sample sizes be? 6. Gulf Real Estate Properties just signed contracts for two new listings: a Gulf View condominium with a list price of $589,000 and a No Gulf View condominium with a list price of $285,000. What is your estimate of the final selling price (based on the percent difference for the sale and list price) and number of days required to sell each of these units?
Gulf Real Estate Properties, Inc., is a real estate firm located in
southwest Florida. The company, which advertises itself as
"expert in the real estate market," monitors condominium sales
by collecting data on location, list price, sale price, and number
of days it takes to sell each unit.
Each condominium is classified as Gulf View if it is located
directly on the Gulf of Mexico or No Gulf View if it is located on
the bay or a golf course, near but not on the Gulf. Sample data
from the Multiple Listing Service in Naples, Florida, provided
recent sales data for 40 Gulf View condominiums and 18 No
Gulf View condominiums. Prices are in thousands of dollars.
The data are shown in the following table.
Gulf View Condominiums No Gulf View Condominiums
List Price Sale price Days to Sell List Price Sale Price Days to Sell
495
475
130
217
217
182
379
350
71
148
135.5
338
529
519
85
122
552.5 534.5 95
150
552.5 534.5
95
334.9 334.9
550
505
169.9 165
210
945
314
305
800
210
*10
975
314
315
885
975
469
חרר
329
365
332
520
425
675
673
409
649
319
425
359
0
975
445
305
330
312
495
405
669
400
649
305
410
340
469 449 72
895 875 129
439 430 160
435 400 206
235 227 91
Gulf Real Estate
Properties
638 618 100
629 600 97
329 309 114
595 555 45
339 315 150
215 200 48
395 375 135
449 425 53
499 465 86
439 428.5 158
Aœbær ±¤ ¤ § × • • * § fixafeb
186.5
239
239
279
279
215
215
279
213
179.9
149.9
235
199.8
210
226
149,9
160
322
179
230
230
267.5
214
259
233
176.5
144.9
230
192
195
212
146.5
160
292.5
187.5 179
247
227
150
169
58
************
110
52
Managerial Report
1. Use appropriate descriptive statistics (5-number summary,
mean, mode, range, and standard deviation) and charts to
Transcribed Image Text:Gulf Real Estate Properties, Inc., is a real estate firm located in southwest Florida. The company, which advertises itself as "expert in the real estate market," monitors condominium sales by collecting data on location, list price, sale price, and number of days it takes to sell each unit. Each condominium is classified as Gulf View if it is located directly on the Gulf of Mexico or No Gulf View if it is located on the bay or a golf course, near but not on the Gulf. Sample data from the Multiple Listing Service in Naples, Florida, provided recent sales data for 40 Gulf View condominiums and 18 No Gulf View condominiums. Prices are in thousands of dollars. The data are shown in the following table. Gulf View Condominiums No Gulf View Condominiums List Price Sale price Days to Sell List Price Sale Price Days to Sell 495 475 130 217 217 182 379 350 71 148 135.5 338 529 519 85 122 552.5 534.5 95 150 552.5 534.5 95 334.9 334.9 550 505 169.9 165 210 945 314 305 800 210 *10 975 314 315 885 975 469 חרר 329 365 332 520 425 675 673 409 649 319 425 359 0 975 445 305 330 312 495 405 669 400 649 305 410 340 469 449 72 895 875 129 439 430 160 435 400 206 235 227 91 Gulf Real Estate Properties 638 618 100 629 600 97 329 309 114 595 555 45 339 315 150 215 200 48 395 375 135 449 425 53 499 465 86 439 428.5 158 Aœbær ±¤ ¤ § × • • * § fixafeb 186.5 239 239 279 279 215 215 279 213 179.9 149.9 235 199.8 210 226 149,9 160 322 179 230 230 267.5 214 259 233 176.5 144.9 230 192 195 212 146.5 160 292.5 187.5 179 247 227 150 169 58 ************ 110 52 Managerial Report 1. Use appropriate descriptive statistics (5-number summary, mean, mode, range, and standard deviation) and charts to
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