Please use the accompanying Excel data set or accompanying Text file data set when completing the following exercise. A group of wine enthusiasts taste-tested a pinot noir wine from Oregon. The evaluation was to grade the wine on a 0 to 100-point scale. The results follow: 94 90 88 85 90 93 95 91 92 87 91 85 91 90 88 89 91 91 89 88 86 92 92 84 89 89 87 85 91 86 89 90 91 89 95 90 90 90 92 83 Stem-and-Leaf of Point of Scale - 40 Leaf unit = 0.10,830 represents 83.0 192 L830 2840 b) Calculate the sample median. State answer exactly. 5 85 000 7 86 00 9 87 00 12 98 000 15 89 000000 (7) 90 0000000 15 91 0000000 @ 92 0000 4930 394 0 2 95 00 a) Calculate the sample mean. Round answer to 2 decimal places. c) Calculate the sample variance. Round answer to 3 decimal places. di Calculate the sample standard deviation. Round answer to 3 decimal places.
Please use the accompanying Excel data set or accompanying Text file data set when completing the following exercise. A group of wine enthusiasts taste-tested a pinot noir wine from Oregon. The evaluation was to grade the wine on a 0 to 100-point scale. The results follow: 94 90 88 85 90 93 95 91 92 87 91 85 91 90 88 89 91 91 89 88 86 92 92 84 89 89 87 85 91 86 89 90 91 89 95 90 90 90 92 83 Stem-and-Leaf of Point of Scale - 40 Leaf unit = 0.10,830 represents 83.0 192 L830 2840 b) Calculate the sample median. State answer exactly. 5 85 000 7 86 00 9 87 00 12 98 000 15 89 000000 (7) 90 0000000 15 91 0000000 @ 92 0000 4930 394 0 2 95 00 a) Calculate the sample mean. Round answer to 2 decimal places. c) Calculate the sample variance. Round answer to 3 decimal places. di Calculate the sample standard deviation. Round answer to 3 decimal places.
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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6.2 6 please help with 5 part question thank you so much
Transcribed Image Text:Please use the accompanying Excel data set or accompanying Text file data set when completing the following exercise.
A group of wine enthusiasts taste-tested a pinot noir wine from Oregon. The evaluation was to grade the wine on a 0 to 100-point
scale. The results follow:
94 90 88 85 90 93 95 91 92 87
91 85 91 90 88 89 91 91 89 88
86 92 92 84 89 89 87 85 91 86
89 90 91 89 95 90 90 90 92 83
Stem-and-Leaf of Point of Scale n = 40
Leaf unit = 0.10,83 0 represents 83.0
L 82
183 0
284 0
5
7
9
(b) Calculate the sample median. State answer exactly.
85 000
86 00
87 00
12 88 000
15 89
DODOD
(7) 90 0000000
15 91
DaDODO
92 0000
8
4 93 0
2
(a) Calculate the sample mean. Round answer to 2 decimal places.
95 OD
(c) Calculate the sample variance. Round answer to 3 decimal places.
(d) Calculate the sample standard deviation. Round answer to 3 decimal places.
(e) A wine rated above 90 is considered truly exceptional. What proportion of the taste-testers considered this particular pinot noir
truly exceptional? State answer exactly.
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