70,51,74,92,92,84,51,50,97,98,92,83
In the data set above,what is the upper quartile?
A.68
B.83
C.92
D.59.5

Question

70,51,74,92,92,84,51,50,97,98,92,83
In the data set above,what is the upper quartile?
A.68
B.83
C.92
D.59.5

nottim · Answer

so, above the 75th percentile. to anyone else who comes

anonymous · Answer

i don't get it

nottim · Answer

arrange it in a grid.

anonymous · Answer

by least to greatest?

nottim · Answer

yup

anonymous · Answer

50,51,51,70,74,83,84,92,92,92,97,98

nottim · Answer

now divide that into 4 groupings

anonymous · Answer

how do you do that. i know how to divide but the other part is what i dont get.

nottim · Answer

oh, don't divide. i mean split em into 4 groups

amistre64 · Answer

do you recall what a median is?

anonymous · Answer

oh ya. its the middle number.

amistre64 · Answer

well, a quartile is the same concept, but it is the numbers in the 4ths positions, not the half position

anonymous · Answer

i think its b. im pretty positive

amistre64 · Answer

50,51,51  70,74,83  84,92,92  92,97,98
 |      1     |      2       |       3      |     4      |

you sure?

anonymous · Answer

never mind. this is pretty hard.

amistre64 · Answer

but we are at the end, all thats left is to pick the number from the groupings