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anonymous
 one year ago
The table shows data from a survey about the amount of time students spend doing homework each week. The students were either in college or in high school.
High Low Q1 Q3 IQR Median Mean σ
College 20 6 8 18 10 14 13.3 5.2
High School 20 3 5.5 16 10.5 11 11 5.4
Which of the choices below best describes how to measure the spread of this data?
Both spreads are best described with the IQR.
Both spreads are best described with the standard deviation.
The college spread is best described by the IQR. The high school spread is best described by the standard deviation
anonymous
 one year ago
The table shows data from a survey about the amount of time students spend doing homework each week. The students were either in college or in high school. High Low Q1 Q3 IQR Median Mean σ College 20 6 8 18 10 14 13.3 5.2 High School 20 3 5.5 16 10.5 11 11 5.4 Which of the choices below best describes how to measure the spread of this data? Both spreads are best described with the IQR. Both spreads are best described with the standard deviation. The college spread is best described by the IQR. The high school spread is best described by the standard deviation

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freckles
 one year ago
Best ResponseYou've already chosen the best response.0Have you tried to see if you have any outliers

freckles
 one year ago
Best ResponseYou've already chosen the best response.0like do you think the high or low inflates the average

freckles
 one year ago
Best ResponseYou've already chosen the best response.0if so then iqr might be your best thing but if you don't have outliers standard deviation might be the best

freckles
 one year ago
Best ResponseYou've already chosen the best response.0this is what I'm talking about here https://onlinecourses.science.psu.edu/stat100/node/12
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