Mathematics, 06.05.2020 03:59 mrsburrus
The lifetimes of 20,000 light bulbs are normally distributed. The mean lifetime is 230 days. The standard deviation is 40 days. Find the values defined by the standard deviation in a normal distribution for 3 standard deviations
Answers: 2
Mathematics, 21.06.2019 22:00
Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?
Answers: 2
Mathematics, 21.06.2019 22:30
My hour hand points between the 8 and the 9 in 35 minutes it will be the next hour. what time is it ?
Answers: 2
Mathematics, 21.06.2019 23:30
Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earned $75 in interest.how much interest will she earn during the following year?
Answers: 2
Mathematics, 22.06.2019 00:00
Last week jason walked 3 1/4 miles each day for 3 days and 4 5/8 miles each day for 4 days. about how many miles did jason walk last week?
Answers: 1
The lifetimes of 20,000 light bulbs are normally distributed. The mean lifetime is 230 days. The sta...
Health, 29.01.2020 09:40
Mathematics, 29.01.2020 09:40
English, 29.01.2020 09:40
Mathematics, 29.01.2020 09:40
English, 29.01.2020 09:40
Mathematics, 29.01.2020 09:40
History, 29.01.2020 09:40
English, 29.01.2020 09:40
Mathematics, 29.01.2020 09:40