Mathematics, 07.11.2020 01:00 gudon986732
the amount of sleep that elementary school children get per night follows a normal distribution with a mean of 9.5 hours and a standard deviation of 0.55 hours. is it unusual for an elementary student to get at least 12 hours of sleep?
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 17:30
Astudent survey asked: "how tall are you (in inches)? " here's the data: 67, 72, 73, 60, 65, 86, 72, 69, 74 give the five number summary. a. median: 73, mean: 70.89, iqr: 5, min: 60, max: 74 b. 60, 66, 72, 73.5, 86 c. 60, 67, 72, 73, 74 d. 0, 60, 70, 89, 74, 100
Answers: 3
Mathematics, 21.06.2019 20:00
Which of these numbers of simulations of an event would be most likely to produce results that are closest to those predicted by probability theory? 15, 20, 5, 10
Answers: 2
Mathematics, 21.06.2019 20:00
Write each of the following numerals in base 10. for base twelve, t and e represent the face values ten and eleven, respectively. 114 base 5 89t base 12
Answers: 1
Mathematics, 21.06.2019 22:00
Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4
Answers: 2
You know the right answer?
the amount of sleep that elementary school children get per night follows a normal distribution with...
Questions
Mathematics, 26.01.2021 14:00
Biology, 26.01.2021 14:00
Mathematics, 26.01.2021 14:00
Computers and Technology, 26.01.2021 14:00
Mathematics, 26.01.2021 14:00
Computers and Technology, 26.01.2021 14:00
Mathematics, 26.01.2021 14:00
Computers and Technology, 26.01.2021 14:00
History, 26.01.2021 14:00
Mathematics, 26.01.2021 14:00
Chemistry, 26.01.2021 14:00
Mathematics, 26.01.2021 14:00
Mathematics, 26.01.2021 14:00
