Based on this boxplot, which of the following statements is false? the third qua

Question

Based on this boxplot, which of the following statements is false?

the third quartile would increase by 15 points.

the median score would increase by 15 points.

the interquartile range would remain unchanged.

All of the above

The distribution of scores is fairly symmetric.

The IQR is approximately 25.

Nobody scored below 25.

The median is approximately 50.

If each person increased his or her score by 15 points then

the third quartile would increase by 15 points.

the median score would increase by 15 points.

the interquartile range would remain unchanged.

All of the above

QUESTION 1 Use the following information to answer Questions 1-4. The exam scores (out of 100 points) for all students taking an introductory statistics course are used to construct the following boxplot. Based on this boxplot, Q3 is closest to O 100 0 75. O 50

Explanation / Answer

The third quartile is computed using the box and whisker plot above as the upper point of the box that is close to 75 ( as we can see that is is less than 80 )

Also, The following statements are true:

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