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Mathematics 8 Online
OpenStudy (tboi):

The box plots below show attendance at a local movie theater and high school basketball games: two box plots shown. The top one is labeled Movies. Minimum at 60, Q1 at 65, median at 95, Q3 at 125, maximum at 150. The bottom box plot is labeled Basketball games. Minimum at 90, Q1 at 95, median at 125, Q3 at 145, maximum at 150. Which of the following best describes how to measure the spread of the data? The IQR is a better measure of spread for movies than it is for basketball games. The standard deviation is a better measure of spread for movies than it is for basketball games.

OpenStudy (tboi):

The IQR is the best measurement of spread for games and movies. The standard deviation is the best measurement of spread for games and movies.

OpenStudy (tboi):

@Qwertty123

OpenStudy (qwertty123):

symmetric means the left half has the same shape as the right half

OpenStudy (qwertty123):

iqr is better for non-symmetric data. which data is not symmetric ?

OpenStudy (tboi):

so would it be a

OpenStudy (boldjon):

qr is better for non-symmetric data. which data is not symmetric ? any idea

OpenStudy (boldjon):

symmetric means the left half has the same shape as the right half

OpenStudy (tboi):

no i dont have any idea

OpenStudy (boldjon):

lol ok so iqr is better for non-symmetric data. which data is not symmetric ?

OpenStudy (tboi):

i do not know if i knew i wouldnt be asking lol

OpenStudy (boldjon):

for movies, the left side is very close to the box and the right side is far from the box that is not balanced

OpenStudy (qwertty123):

Yes it would be a

OpenStudy (boldjon):

for basket ball, the "lines" are about the same length on each side of the box

OpenStudy (boldjon):

so symmetric. I would use iqr for not symmetric and standard deviation for symmetric

OpenStudy (boldjon):

so A

OpenStudy (tboi):

thank you

OpenStudy (qwertty123):

Yup I agree!

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