Mathematics, 16.11.2020 20:30 leximae7720
The graph shows the distribution of the number of text messages young adults send per day. The distribution is approximately Normal, with a mean of 128 messages and a standard deviation of 30 messages.
What percentage of young adults send more than 158 text messages per day?
16%
34%
68%
84%
Answers: 2
Another question on Mathematics
Mathematics, 21.06.2019 13:30
What are correct trigonometric ratios that could be used to determine the length of ln
Answers: 3
Mathematics, 21.06.2019 22:00
The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.
Answers: 1
Mathematics, 22.06.2019 01:00
Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?
Answers: 1
Mathematics, 22.06.2019 01:00
In a newspaper, it was reported that yearly robberies in springfield were up 25% to 265 in 2013 from 2012. how many robberies were there in springfield in 2012?
Answers: 2
You know the right answer?
The graph shows the distribution of the number of text messages young adults send per day. The distr...
Questions
Mathematics, 30.09.2019 01:20
Chemistry, 30.09.2019 01:20
Mathematics, 30.09.2019 01:20
Mathematics, 30.09.2019 01:20
History, 30.09.2019 01:20
Health, 30.09.2019 01:20
English, 30.09.2019 01:20
Biology, 30.09.2019 01:20
Mathematics, 30.09.2019 01:20
Physics, 30.09.2019 01:20
History, 30.09.2019 01:20
History, 30.09.2019 01:20
