This table shows the distribution of winning times in the Kentucky Derby (a horse race) over 71 years. Kentucky Derby Winning Times, 1930-2016 (seconds) From To f 119 120 1 120 121 5 121 122 20 122 123 15 123 124 12 124 125 125 126 126 127 4 127 128 2 Total 71 B Click here for the Excel Data File (0) Fill in the highlighted cells in the table below. (Round your answers to 2 decimal places.) Frequency (f) Midpoint (m) 119.50 f(m- )2 12 25 fxm To From 119.50 119 120 120.50 602.50 120 121 121.50 2,430.00 122 20 121 122.50 1,837.50 123 15 122 1,482.00 123 124 12 124.50 622.50 124 125 125.50 878.50 126 7 125 4 126.50 126 127 127.50 255.00 127 128 Total 71 CV %3= 123 Standard Deviation = !! Average =

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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This table shows the distribution of winning times in the Kentucky Derby (a horse race) over 71 years.
Kentucky Derby Winning Times, 1930-2016
(seconds)
From
To
f
119
120
1
120
121
121
122
20
122
123
15
124
12
123
124
ok
125
125
126
126
127
4
127
128
2
Total
71
Click here for the Excel Data File
(0) Fill in the highlighted cells in the table below. (Round your answers to 2 declmal places.)
Frequency
(f)
Midpoint
(m)
119.50
fxm
119.50
f(m- )2
12.25
From
To
119
120
120.50
602.50
120
121
121.50
2,430.00
122
20
121
122.50
1,837.50
123
15
122
1,482.00
124
12
123
124.50
622.50
124
125
125.50
878.50
126
7.
125
126.50
126
127
127.50
255.00
127
128
Total
71
CV =
123
Standard Deviation =
Average =
(b) State whether the folowing statement is true or false?
when the winning times were much onger than the average.
Transcribed Image Text:This table shows the distribution of winning times in the Kentucky Derby (a horse race) over 71 years. Kentucky Derby Winning Times, 1930-2016 (seconds) From To f 119 120 1 120 121 121 122 20 122 123 15 124 12 123 124 ok 125 125 126 126 127 4 127 128 2 Total 71 Click here for the Excel Data File (0) Fill in the highlighted cells in the table below. (Round your answers to 2 declmal places.) Frequency (f) Midpoint (m) 119.50 fxm 119.50 f(m- )2 12.25 From To 119 120 120.50 602.50 120 121 121.50 2,430.00 122 20 121 122.50 1,837.50 123 15 122 1,482.00 124 12 123 124.50 622.50 124 125 125.50 878.50 126 7. 125 126.50 126 127 127.50 255.00 127 128 Total 71 CV = 123 Standard Deviation = Average = (b) State whether the folowing statement is true or false? when the winning times were much onger than the average.
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