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The life of light bulbs is distributed normally. The standard deviation of the lifetime is 20 hours and the mean lifetime of a bulb is 600 hours. Find the probability of a bulb lasting for at most 630
answered
Jul 18, 2023
Mathematics
college
14
votes
164k
views
Albert spends 2 hours a day on his homework and an hour playing video games. What percent of the day is it?
answered
May 25, 2023
Mathematics
high-school
23
votes
436k
views
How can muscle and nervous tissue be used in postmortem analysis?
answered
May 18, 2023
Biology
high-school
15
votes
23.0k
views
"You are finished running the bases, you are sweating and you feel thirsty. What body systems are interacting in this case? Support you claim with evidence and explain you reasoning."
answered
Dec 13, 2022
Biology
high-school
10
votes
169k
views
Acrostic using the term badminton
answered
Feb 8, 2022
Health
college
18
votes
45.0k
views
Create a plot of monthly averaged max and min temperature (columns TMAX and TMIN). That is each January in the record will be included in the 'Jan' average, and so on for each month, so that there are
answered
Jan 28, 2022
Computers and Technology
college
19
votes
504k
views
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