2017 FALL MATH 2020 APPLIED STATISTICS() Test: final exam first attempt 1 pt Thi

Question

2017 FALL MATH 2020 APPLIED STATISTICS() Test: final exam first attempt 1 pt This Test: 30 pts pos Fourteen different second-year medical students at a hospital measured the blood pressure of the same person. The systolic readings (mm Hg) are isted below Use the given data to construct a boxplot and identity the 5-number summary 135 142 130 137 140 150 127 146 120 125 145 143 (Use ascending order. Type integers or decimals. Do not eound) Which boxplot below represents the data? O A. O B. o 150 140 1o Bood Pressure Hai OD. !.. | 1.1 | ,6|:/ì ". | (U) More :

Explanation / Answer

putting above data into ascending order:

120
125
127
130
134
135
137
140
142
143
144
145
146
150

from abvove data

minimum =120

Q1 =(n+1)/4 th value =3.75 th value =127+0.75*(130-127)=129.25

median=(n+1)/2 th value =7.5 th value =(137+140)/2 =138.5

Q3 ==3*(n+1)/4 th value =11.25 th value =144+0.25*(145-144)=144.25

maximumm =150

threfore 5 number summary = 120 ; 129.25 ; 138.50 ; 144.25 ; 150

option C is correct

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