Delta, United, and American Airlines announced purchases of planes on July 18 (7/18), February 12 (2/12), and October 7 (10/7), respectively. Delta United American Market Company Date Return Return Date 7/12 -.42 -.63 2/8 Market Company Return Return -.91 -1.22 Market Company Date Return Return 10/1 .62 .40 7/13 .00 .32 2/9 -1.01 -1.22 10/2 .52 .69 7/16 1.26 1.46 2/10 .52 .32 10/3 1.22 1.22 7/17 -1.26 -1.08 2/11 .72 3.34 10/6 22 -2.58 7/18 -2.21 1.11 2/12 -.42 -.19 10/7 -2.32 -.45 7/19 -.85 -.70 2/15 1.22 2.78 10/8 .62 .62 7/20 -.91 -1.14 2/16 .62 .62 10/9 -.42 -.19 7/23 .73 .53 2/17 -.42 -.22 10/10 42 -.25 7/24 .22 .01 2/18 .42 .30 10/13 .00 -.22 Given the above information, calculate the cumulative abnormal return (CAR) for these stocks as a group. (A negative answer should be indicated by a minus sign. Leave no cells blank - be certain to enter "0" wherever required. Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) Abnormal returns (R; - RM) Days from Delta United announcement -4 -3 -2 -1 0 1 23 4 American Sum Average abnormal return Cumulative average return

FINANCIAL ACCOUNTING
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Author:Libby
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Chapter1: Financial Statements And Business Decisions
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Delta, United, and American Airlines announced purchases of planes on July 18 (7/18),
February 12 (2/12), and October 7 (10/7), respectively.
Delta
United
American
Market Company
Date Return Return Date
7/12 -.42
-.63
2/8
Market Company
Return Return
-.91 -1.22
Market Company
Date
Return Return
10/1 .62 .40
7/13
.00
.32
2/9
-1.01 -1.22
10/2
.52
.69
7/16 1.26
1.46
2/10
.52
.32
10/3
1.22
1.22
7/17
-1.26 -1.08
2/11
.72
3.34
10/6
22
-2.58
7/18
-2.21
1.11
2/12
-.42
-.19
10/7
-2.32
-.45
7/19
-.85 -.70
2/15
1.22
2.78
10/8
.62
.62
7/20
-.91 -1.14
2/16
.62
.62
10/9
-.42
-.19
7/23
.73
.53
2/17
-.42
-.22
10/10
42
-.25
7/24
.22
.01
2/18
.42
.30
10/13
.00
-.22
Given the above information, calculate the cumulative abnormal return (CAR) for these
stocks as a group. (A negative answer should be indicated by a minus sign. Leave no
cells blank - be certain to enter "0" wherever required. Do not round intermediate
calculations and round your answers to 2 decimal places, e.g., 32.16.)
Abnormal returns (R; - RM)
Days from
Delta
United
announcement
-4
-3
-2
-1
0
1
23
4
American
Sum
Average
abnormal
return
Cumulative
average return
Transcribed Image Text:Delta, United, and American Airlines announced purchases of planes on July 18 (7/18), February 12 (2/12), and October 7 (10/7), respectively. Delta United American Market Company Date Return Return Date 7/12 -.42 -.63 2/8 Market Company Return Return -.91 -1.22 Market Company Date Return Return 10/1 .62 .40 7/13 .00 .32 2/9 -1.01 -1.22 10/2 .52 .69 7/16 1.26 1.46 2/10 .52 .32 10/3 1.22 1.22 7/17 -1.26 -1.08 2/11 .72 3.34 10/6 22 -2.58 7/18 -2.21 1.11 2/12 -.42 -.19 10/7 -2.32 -.45 7/19 -.85 -.70 2/15 1.22 2.78 10/8 .62 .62 7/20 -.91 -1.14 2/16 .62 .62 10/9 -.42 -.19 7/23 .73 .53 2/17 -.42 -.22 10/10 42 -.25 7/24 .22 .01 2/18 .42 .30 10/13 .00 -.22 Given the above information, calculate the cumulative abnormal return (CAR) for these stocks as a group. (A negative answer should be indicated by a minus sign. Leave no cells blank - be certain to enter "0" wherever required. Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) Abnormal returns (R; - RM) Days from Delta United announcement -4 -3 -2 -1 0 1 23 4 American Sum Average abnormal return Cumulative average return
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