Mathematics, 04.08.2019 00:30 kate712
The mean life of a particular brand of light bulb is 1200 hours. if you know that at about 95% of this brand of bulbs will last between 800 and 1600 hours, then what is the standard deviation of the light bulbs' life?
Answers: 1
Mathematics, 20.06.2019 18:04
Cindy uses 1-inch cubes to find the volume of a jewelry box shaped like a rectangular prism. she uses 780 cubes to completely fill the jewelry box with no gaps or overlaps. if the jewelry box is 13 inches long and 5 inches wide, how tall is cindy’s jewelry box?
Answers: 1
Mathematics, 21.06.2019 14:10
1. during first 10 seconds 2. between 10 seconds and 35 seconds 3. during 35 seconds to 40 seconds
Answers: 1
Mathematics, 22.06.2019 00:30
On ryan's last social studies test there were two types of questions true/false worth 3 points each and multiple choice questions worth 4 points each
Answers: 3
The mean life of a particular brand of light bulb is 1200 hours. if you know that at about 95% of th...
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