A quality control supervisor wishes to determine whether the following measurements are random: For this purpose,the supervisor computes the median of the thirty observations above,and finds it is ______.Then she compares each measurement to the median and assigns an "L" to it if it is below the median and a "U" if it is above the median.She determines that the number of Ls and Us are ______ and ______,respectively.
A) 66.8; 12; 18
B) 67; 12; 18
C) 67.5; 18; 12
D) 67; 18; 12
E) 67.5; 12; 18

Question

A quality control supervisor wishes to determine whether the following measurements are random:  For this purpose,the supervisor computes the median of the thirty observations above,and finds it is ______.Then she compares each measurement to the median and assigns an "L" to it if it is below the median and a "U" if it is above the median.She determines that the number of Ls and Us are ______ and ______,respectively.
A) 66.8; 12; 18 
B) 67; 12; 18 
C) 67.5; 18; 12 
D) 67; 18; 12 
E) 67.5; 12; 18

Quizplus · Accepted Answer

It is impossible to determine the median or the number of Ls and Us without knowing the actual measurements. The given series of characters is not meaningful and cannot be used for statistical analysis.

A Quality Control Supervisor Wishes to Determine Whether the Following