Question

The box plots show attendance at a school dance competition and school badminton games. Which of the following best describes how to measure the spread of the data?

Answer 1

The IQR is a better measure of spread for badminton games than for the dance competition.
The standard deviation is a better measure of spread for badminton games than for the dance competition.
The IQR is the best measurement of spread for badminton games and dance competitions.
The standard deviation is the best measurement of spread for badminton games and dance competitions.

Answer 2

@shirleyarnett

Answer 3

@royalranger

Answer 4

What is IQR?

Answer 5

The interquartile range (IQR) is a measure of variability, based on dividing a data set into quartiles.

Answer 6

Damn. Never heard that in my life.

Answer 7

Well crap, thanks anyways lol

Answer 8

@HolsterEmission

Answer 9

Ahh i see, IQR basically looks like a deviation of the Mean value.

Answer 10

As far as the answer, i cannot assist you there.

Answer 11

@Lexaye

Answer 12

@shirleyarnett

Answer 13

the IQR is the better measurement of data if the data is skewed as in the dance competition plot.

Answer 14

The standard deviation is better for symmetrical data.