SYSTOLIC BLOOD PRESSURE VS. WEEKLY HOURS WORKED BY

NURSESGroup members: Miles, Haylee, David, and Nai

DATA:SYSTOLIC BLOOD PRESSURE: WEEKLY HOURS WORKED:

135 18124 16154 24122 10152 64132 18118 8128 8153 62118 12126 24138 24120 28146 48143 60131 40120 40114 45108 47122 36119 40117 40117 36136 47104 40123 40130 40118 40122 40116 36

FIRST QUALITATIVE VARIABLE: SYSTOLIC BLOOD PRESSUREVALUES:

104108114116117117118118118119120120122122122123124126128130131132135136138143146152153154

MEAN: 126.87MEDIAN: 122.5MODE: 118RANGE: 50STANDARD DEVIATION: 12.93OUTLIERS: NONE

HISTOGRAM

Series1

04080

120160

NURSES’ SYSTOLIC PRESSURE

NURSES

SYST

OLI

C BL

OO

D

PRES

SURE

5 NUMBER SUMMARY: MINIMUM : 104 Q1: 118 MEDIAN (M): 126.87 Q3: 135 MAXIMUM : 154

BOX PLOT

100 105 110 115 120 125 130 135 140 145 150

IQR: Q3-Q1=135-118=17 Lower fence: Q1-1.5(IQR)=118-1.5(17)=92.5 Upper fence: Q3+1.5(IQR)=135+1.5(17)=160.5

Q1 M Q3

SECOND QUALITATIVE VARIABLE: SYSTOLIC BLOOD PRESSURE

Values:881012121618182424242836363640404040404040404045474748606264

MEAN: 34.36MEDIAN: 40MODE: 40RANGE: 56STANDARD DEVIATION: 15.45OUTLIERS: NONE

HISTOGRAM

Series1

0204060

NURSES AND AMOUNT OF HOURS WORKED

NURSESHO

URS

WO

RKED

PER

WEE

K

5 NUMBER SUMMARY: MINIMUM : 8 Q1: 24 MEDIAN (M): 40 Q3: 40 MAXIMUM : 64

Box Plot

0 5 10 15 20 25 30 35 40 45 50 55 60 65 70

Q1 M/Q3

IQR: Q3-Q1=40-24=16Lower fence: Q1-1.5(IQR)=24-1.5(16)= 0Upper fence: Q3+1.5(IQR)=40+1.5(16)=64

CORRELATION135 124 154 122 152 132 118 128 153 118 126 138 120 146 143 131

120 114 108 122 119 117 117 136 104 123 130 118 122 116

18 16 24 10 64 18 8 8 62 12 24 24 28 48 60 40 40 45 47 36 40 40 36 47 40 40 40 40 40 36

X Y

LINEAR CORRELATION COEFFICIENT:

R=∑ X,-X Y,-Y R=0.263295 SX SY

N-1

LINE OF REGRESSION:

Y=Bx + A Y=0.2202X + 119.3

SCATTER PLOT

0 10 20 30 40 50 60 700

20

40

60

80

100

120

140

160

180

f(x) = 0.220238639150864 x + 119.297798767849

NURSES' BLOOD PRESSURE VS. WORK HOURS

WEEKLY HOURS WORKED

SYST

OLI

C BL

OO

D P

RESS

URE

(m

mH

G)