STA2122-U01 Quiz: Quiz Ch2 his Question: 1 pt 10 of 15 (10 complete) v Consider

Question

STA2122-U01 Quiz: Quiz Ch2 his Question: 1 pt 10 of 15 (10 complete) v Consider the horizontal box plot shown to the right. a. What is the median of the data set? (Round to the nearest integer as needed.) b. What are the upper and lower quartiles of the data set? (Round to the nearest integer as needed) c. What is the interquartile range of the data set? (Round to the nearest integer as needed) d. is the data set skewed to the left, skewed to the right, or symmetric? Click to select your answer(s) avascript doExercis alejandra Jaramillo 4 2/8/17 1.45 Time Remaining: 00:36:50 Submit This Quiz: 15 pts pos 10

Explanation / Answer

d) this is right-skewed .

The right tail is longer; the mass of the distribution is concentrated on the left of the figure. The distribution is said to be right-skewed, right-tailed, or skewed to the right

e) 50 %

f )25 %

g) yes, there are outliers ,

Outliers are either 3×IQR or more above the third quartile or 3×IQR or more below the first quartile.

q3 = 8 ,iqr = 3 , so 8+3*3 = 17

clearly

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