subject
Mathematics, 16.04.2021 22:40 Trucofer8159

The number of hours per day a college student spends on homework has a mean of 4 hours and a standard deviation of 0.75 hours. Yesterday she spent 3 hours on homework. How many standard deviations from the mean is that?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 20:30
Ateam has p points. p = 3w + d w = wins d = draws a) a football team has 5 wins and 3 draws. how many points does the team have?
Answers: 1
question
Mathematics, 21.06.2019 20:30
What is negative 3/9 times negative 2/8 ?
Answers: 1
question
Mathematics, 21.06.2019 21:10
Starting at home, emily traveled uphill to the hardware store for 606060 minutes at just 666 mph. she then traveled back home along the same path downhill at a speed of 121212 mph. what is her average speed for the entire trip from home to the hardware store and back?
Answers: 1
question
Mathematics, 21.06.2019 21:20
Do you mind if you guys me with this question i’m on number 8
Answers: 1
You know the right answer?
The number of hours per day a college student spends on homework has a mean of 4 hours and a standar...
Questions
question
Mathematics, 13.11.2020 19:20
question
History, 13.11.2020 19:20
question
Computers and Technology, 13.11.2020 19:20
question
Mathematics, 13.11.2020 19:20
question
Mathematics, 13.11.2020 19:20