Mathematics, 09.12.2019 23:31 jacamron
There are twenty classes at northwestern middle school and twenty classes at southeastern middle school. the number of students in each class at each school is shown in the dot plots below.
number of students in each class at northeastern middle school
number of students in each class at southeastern middle school
michela says that the modes of the two data are the same so the median and mean must also be the same. what is michela’s error?
the modes are not the same.
the means and medians are not the same.
only the modes and the medians are the same.
only the modes and the means are the same.
Answers: 1
Mathematics, 21.06.2019 17:00, samiam61
The equation of a circle is (x + 4)2 + (y + 6)2 = 16. determine the length of the radius. 10 4 16 8 my flower basket delivers flowers within a 20 mile radius of their store. if this area is represented graphically, with my flower basket located at (5, 2), what is the equation that represents the delivery area? (x - 2)2 + (y - 5)2 = 20 (x - 5)2 + (y - 2)2 = 20 (x + 5)2 + (y + 2)2 = 400 (x - 5)2 + (y - 2)2 = 400
Answers: 1
Mathematics, 21.06.2019 17:50, domiyisthom
On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
Answers: 2
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The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x
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