a veterinarian creates a box - plot of the weights of the cats she treated last week at her animal hospital…
a veterinarian creates a box - plot of the weights of the cats she treated last week at her animal hospital. which statement about the data shown in the box - plot is true? about 50% of the data are from 8 to 11 pounds. about 50% of the data are 8 pounds or less. about 50% of the data are 11 pounds or more. about 50% of the data are from 11 to 15 pounds.
Answer
Explanation:
Step1: Recall box - plot properties
In a box - plot, the box represents the inter - quartile range (IQR). The lower end of the box is the first quartile ($Q_1$) and the upper end is the third quartile ($Q_3$). The IQR contains about 50% of the data.
Step2: Identify quartiles from the box - plot
From the given box - plot, the lower end of the box is at 8 pounds ($Q_1$) and the upper end of the box is at 11 pounds ($Q_3$). So, about 50% of the data are from 8 to 11 pounds.
Answer:
About 50% of the data are from 8 to 11 pounds.