Concrete formulated for use in commercial structures is designed to withstand pressures of 4000 pounds per square inch. The data set below represents the strength of 20 randomly selected samples of concrete. Click on the Data button shown below to display the data and copy and paste it into a statistical software package. Then compute the mean and standard deviation rounding your answers to 1 decimal place. Data Strength 4053 4223 4186 4322 4017 4169 4100 4003 4309 4086 3923 4440 3977 4270 3984 4136 3925 4204 4112 4305 Mean Standard deviation
Concrete formulated for use in commercial structures is designed to withstand pressures of 4000 pounds per square inch. The data set below represents the strength of 20 randomly selected samples of concrete. Click on the Data button shown below to display the data and copy and paste it into a statistical software package. Then compute the mean and standard deviation rounding your answers to 1 decimal place. Data Strength 4053 4223 4186 4322 4017 4169 4100 4003 4309 4086 3923 4440 3977 4270 3984 4136 3925 4204 4112 4305 Mean Standard deviation
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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Concrete formulated for use in commercial structures is designed to withstand pressures of 4000 pounds per square inch. The data set below represents the strength of 20 randomly selected samples of concrete. Click on the Data button shown below to display the data and copy and paste it into a statistical software package. Then compute the mean and standard deviation rounding your answers to 1 decimal place.
Data
Strength |
---|
4053 |
4223 |
4186 |
4322 |
4017 |
4169 |
4100 |
4003 |
4309 |
4086 |
3923 |
4440 |
3977 |
4270 |
3984 |
4136 |
3925 |
4204 |
4112 |
4305 |
- Mean
- Standard deviation
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