(a) Draw a normal probability plot to determine if the data could have come from a nomal distribution. Choose the correct plot below. O A. O B. Oc. OD. 2.57 2.5 2.57 2.5 -2.5 1000 1300 1000 Observed value -2.6 1000 1300 1600 Ohserved value -2.5 1000 1300 Observed valun -2.61 1000 1300 1600 Observed value 1600 (b) Determine the mean and standard deviation of the sample data. The mean of the sample data is D. (Round to one decimal place as needed.) The standard deviation of the sample data is. (Round to one decimal place as needed.) (c) Using the sample mean and sample standard deviation obtained in part (b) as estimates for the population mean and population standard deviation, respectively, draw a graph of a normal model for the distribution of chips in a bag of cookies. O A. O B. Oc. OD. Observed value Observed value Observed value Observed value 900 1200 1500 1800 1000 1400 1800 2200 600 1000 1400 1800 900 1200 1500 1800

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Related questions
Question

8

(a) Draw a normal probability plot to determine if the data could have come from a normal distribution.
Choose the correct plot below.
O A.
OB.
Oc.
OD.
2.5-
2.5-
2.5-
2.5-
-2.51
1000 1300 1600
Obsarved value
-2.5
1000 1300
-2.5
1000 1300 1600
1600
1000 1300
1600
Ohserved value
Observed valus
Observed value
(b) Determine the mean and standard deviation of the sample data.
The mean of the sample data is.
(Round to one decimal place as needed.)
The standard deviation of the sample data is.
(Round to one decimal place as needed.)
(c) Using the sample mean and sample standard deviation obtained in part (b) as estimates for the population mean and population standard deviation, respectively, draw a graph of a nomal model for the distribution
of chips in a bag of cookies.
O A
.
OB.
Oc.
OD.
Observed
value
Observed
value
Observed
value
Q
Obaerved
value
900 1200 1500 1800
1000 1400 1800 2200
600 1000 1400 1800
900 1200 1500 1800
Transcribed Image Text:(a) Draw a normal probability plot to determine if the data could have come from a normal distribution. Choose the correct plot below. O A. OB. Oc. OD. 2.5- 2.5- 2.5- 2.5- -2.51 1000 1300 1600 Obsarved value -2.5 1000 1300 -2.5 1000 1300 1600 1600 1000 1300 1600 Ohserved value Observed valus Observed value (b) Determine the mean and standard deviation of the sample data. The mean of the sample data is. (Round to one decimal place as needed.) The standard deviation of the sample data is. (Round to one decimal place as needed.) (c) Using the sample mean and sample standard deviation obtained in part (b) as estimates for the population mean and population standard deviation, respectively, draw a graph of a nomal model for the distribution of chips in a bag of cookies. O A . OB. Oc. OD. Observed value Observed value Observed value Q Obaerved value 900 1200 1500 1800 1000 1400 1800 2200 600 1000 1400 1800 900 1200 1500 1800
Chocolate chip data table
1090
1158
1214
1264
1350
1099
1170
1215
1266
1356
1103
1122
1184
1221
1274
1359
1193
1226
1291
1377
1131
1197
1235
1291
1400
1133
1198
1243
1298
1421
1134
1208
1247
1308
1441
1147
1214
1261
1322
1517
Print
Done
Transcribed Image Text:Chocolate chip data table 1090 1158 1214 1264 1350 1099 1170 1215 1266 1356 1103 1122 1184 1221 1274 1359 1193 1226 1291 1377 1131 1197 1235 1291 1400 1133 1198 1243 1298 1421 1134 1208 1247 1308 1441 1147 1214 1261 1322 1517 Print Done
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