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Record Number Arrival Date Requested Weekend Quoted Time of Inventory Availabili

ID: 2402014 • Letter: R

Question

Record Number

Arrival Date

Requested Weekend

Quoted Time of Inventory Availability (# Weekends)

1

11/1/2011

11/5/2011

0

2

11/1/2011

11/5/2011

0

3

11/7/2011

11/12/2011

0

4

11/8/2011

11/12/2011

0

5

11/10/2011

11/12/2011

0

6

11/12/2011

11/19/2011

0

7

11/19/2011

11/26/2011

0

8

11/20/2011

11/26/2011

0

9

11/21/2011

11/26/2011

0

10

11/23/2011

11/26/2011

1

11

11/25/2011

11/26/2011

1

12

11/26/2011

12/3/2011

0

13

11/26/2011

12/3/2011

1

14

11/27/2011

12/3/2011

1

15*

12/1/2011

12/3/2011

1

16

12/2/2011

12/3/2011

1

17

12/5/2011

12/10/2011

1

18

12/7/2011

12/10/2011

1

19

12/7/2011

12/10/2011

1

20

12/9/2011

12/10/2011

2

21*

12/11/2011

12/17/2011

1

22

12/11/2011

12/17/2011

1

23

12/12/2011

12/17/2011

1

24

12/13/2011

12/17/2011

2

25

12/14/2011

12/17/2011

2

26

12/15/2011

12/17/2011

2

27

12/18/2011

12/24/2011

2

28*

12/19/2011

12/24/2011

2

29*

12/20/2011

12/24/2011

2

30*

12/21/2011

12/24/2011

2

31

12/21/2011

12/24/2011

2

32*

12/23/2011

12/24/2011

2

33*

12/24/2011

12/31/2011

1

34

12/24/2011

12/31/2011

1

35*

12/26/2011

12/31/2011

2

36*

12/26/2011

12/31/2011

2

37

12/27/2011

12/31/2011

2

38

12/29/2011

12/31/2011

2

39

12/29/2011

12/31/2011

2

40*

12/30/2011

12/31/2011

3

41*

12/30/2011

12/31/2011

3

42

1/1/2012

1/7/2012

2

43

1/1/2012

1/7/2012

2

44

1/3/2012

1/7/2012

2

45*

1/6/2012

1/14/2012

2

46

1/9/2012

1/14/2012

2

47

1/11/2012

1/14/2012

2

48*

1/12/2012

1/14/2012

2

49

1/13/2012

1/14/2012

2

50

1/16/2012

1/21/2012

2

51*

1/17/2012

1/21/2012

2

52*

1/26/2012

1/28/2012

1

53

1/28/2012

2/4/2012

0

54

1/31/2012

2/4/2012

0

55

2/1/2012

2/4/2012

1

56

2/5/2012

2/11/2012

0

57

2/6/2012

2/11/2012

0

58

2/7/2012

2/11/2012

1

59

2/9/2012

2/11/2012

1

60

2/9/2012

2/11/2012

1

61

2/15/2012

2/18/2012

1

62

2/15/2012

2/18/2012

1

63

2/19/2012

2/25/2012

0

64

2/20/2012

2/25/2012

1

65

2/21/2012

2/25/2012

1

66

2/23/2012

2/25/2012

1

67

2/24/2012

3/3/2012

1

68

2/25/2012

3/3/2012

1

69*

2/26/2012

3/3/2012

1

70

2/26/2012

3/3/2012

1

71

2/28/2012

3/3/2012

2

72*

2/29/2012

3/3/2012

2

73*

3/4/2012

3/10/2012

1

74

3/4/2012

3/10/2012

1

75

3/5/2012

3/10/2012

1

76

3/6/2012

3/10/2012

2

77

3/7/2012

3/10/2012

2

78*

3/7/2012

3/10/2012

2

79*

3/9/2012

3/17/2012

1

80*

3/11/2012

3/17/2012

1

81

3/16/2012

3/17/2012

1

82

3/16/2012

3/17/2012

2

83

3/17/2012

3/24/2012

1

84

3/17/2012

3/24/2012

1

85

3/19/2012

3/24/2012

2

86*

3/20/2012

3/24/2012

2

87

3/27/2012

3/31/2012

1

88

3/27/2012

3/31/2012

1

89

3/28/2012

3/31/2012

2

90

3/31/2012

4/7/2012

1

91

4/4/2012

4/7/2012

1

92

4/5/2012

4/7/2012

2

93

4/12/2012

4/14/2012

1

94

4/14/2012

4/21/2012

0

95

4/18/2012

4/21/2012

1

96

4/24/2012

4/28/2012

0

97

4/26/2012

4/28/2012

0

1) Exhibit 8 of the case indicates that 97 rental requests arrived over a 26 week span. Assuming that everyone rents a pair of skis for one weekend and that Salt Lake City has 3 pairs of rental skis, what is the utilization of those skis?

A. 1.24

B. .74

C. 1.14

D. .84

2) Exhibit 8 of the case indicates that 97 rental requests arrived over a 26 week span. Assuming that everyone rents a pair of skis for one weekend and that Salt Lake City has 4 pairs of rental skis, what is the utilization of those skis?

A. .93

B. .83

C. 1.13

D. .73

3) Exhibit 8 of the case indicates that 97 rental requests arrived over a 26 week span. Assume that everyone rents a pair of skis for one weekend and that Salt Lake City has 4 pairs of rental skis. Also assume no variation in rental times (i.e. the standard deviation of rental times is zero) and that inter-arrival times are exponentially distributed. How long, on average, do customers have to wait for a pair of skis?

A. 1.5 weeks

B. 1.25 weeks

C. 2 weeks

D. 1.75 weeks

4) Exhibit 8 of the case indicates that 97 rental requests arrived over a 26 week span. Assume that everyone rents a pair of skis for one weekend and that Salt Lake City has 5 pairs of rental skis. Also assume no variation in rental times (i.e. the standard deviation of rental times is zero) and that inter-arrival times are exponentially distributed. How long, on average, do customers have to wait for a pair of skis?

A. 1.19 weeks

B. .69 weeks

C. .19 weeks

D. .89 weeks

Record Number

Arrival Date

Requested Weekend

Quoted Time of Inventory Availability (# Weekends)

1

11/1/2011

11/5/2011

0

2

11/1/2011

11/5/2011

0

3

11/7/2011

11/12/2011

0

4

11/8/2011

11/12/2011

0

5

11/10/2011

11/12/2011

0

6

11/12/2011

11/19/2011

0

7

11/19/2011

11/26/2011

0

8

11/20/2011

11/26/2011

0

9

11/21/2011

11/26/2011

0

10

11/23/2011

11/26/2011

1

11

11/25/2011

11/26/2011

1

12

11/26/2011

12/3/2011

0

13

11/26/2011

12/3/2011

1

14

11/27/2011

12/3/2011

1

15*

12/1/2011

12/3/2011

1

16

12/2/2011

12/3/2011

1

17

12/5/2011

12/10/2011

1

18

12/7/2011

12/10/2011

1

19

12/7/2011

12/10/2011

1

20

12/9/2011

12/10/2011

2

21*

12/11/2011

12/17/2011

1

22

12/11/2011

12/17/2011

1

23

12/12/2011

12/17/2011

1

24

12/13/2011

12/17/2011

2

25

12/14/2011

12/17/2011

2

26

12/15/2011

12/17/2011

2

27

12/18/2011

12/24/2011

2

28*

12/19/2011

12/24/2011

2

29*

12/20/2011

12/24/2011

2

30*

12/21/2011

12/24/2011

2

31

12/21/2011

12/24/2011

2

32*

12/23/2011

12/24/2011

2

33*

12/24/2011

12/31/2011

1

34

12/24/2011

12/31/2011

1

35*

12/26/2011

12/31/2011

2

36*

12/26/2011

12/31/2011

2

37

12/27/2011

12/31/2011

2

38

12/29/2011

12/31/2011

2

39

12/29/2011

12/31/2011

2

40*

12/30/2011

12/31/2011

3

41*

12/30/2011

12/31/2011

3

42

1/1/2012

1/7/2012

2

43

1/1/2012

1/7/2012

2

44

1/3/2012

1/7/2012

2

45*

1/6/2012

1/14/2012

2

46

1/9/2012

1/14/2012

2

47

1/11/2012

1/14/2012

2

48*

1/12/2012

1/14/2012

2

49

1/13/2012

1/14/2012

2

50

1/16/2012

1/21/2012

2

51*

1/17/2012

1/21/2012

2

52*

1/26/2012

1/28/2012

1

53

1/28/2012

2/4/2012

0

54

1/31/2012

2/4/2012

0

55

2/1/2012

2/4/2012

1

56

2/5/2012

2/11/2012

0

57

2/6/2012

2/11/2012

0

58

2/7/2012

2/11/2012

1

59

2/9/2012

2/11/2012

1

60

2/9/2012

2/11/2012

1

61

2/15/2012

2/18/2012

1

62

2/15/2012

2/18/2012

1

63

2/19/2012

2/25/2012

0

64

2/20/2012

2/25/2012

1

65

2/21/2012

2/25/2012

1

66

2/23/2012

2/25/2012

1

67

2/24/2012

3/3/2012

1

68

2/25/2012

3/3/2012

1

69*

2/26/2012

3/3/2012

1

70

2/26/2012

3/3/2012

1

71

2/28/2012

3/3/2012

2

72*

2/29/2012

3/3/2012

2

73*

3/4/2012

3/10/2012

1

74

3/4/2012

3/10/2012

1

75

3/5/2012

3/10/2012

1

76

3/6/2012

3/10/2012

2

77

3/7/2012

3/10/2012

2

78*

3/7/2012

3/10/2012

2

79*

3/9/2012

3/17/2012

1

80*

3/11/2012

3/17/2012

1

81

3/16/2012

3/17/2012

1

82

3/16/2012

3/17/2012

2

83

3/17/2012

3/24/2012

1

84

3/17/2012

3/24/2012

1

85

3/19/2012

3/24/2012

2

86*

3/20/2012

3/24/2012

2

87

3/27/2012

3/31/2012

1

88

3/27/2012

3/31/2012

1

89

3/28/2012

3/31/2012

2

90

3/31/2012

4/7/2012

1

91

4/4/2012

4/7/2012

1

92

4/5/2012

4/7/2012

2

93

4/12/2012

4/14/2012

1

94

4/14/2012

4/21/2012

0

95

4/18/2012

4/21/2012

1

96

4/24/2012

4/28/2012

0

97

4/26/2012

4/28/2012

0

Explanation / Answer

1 Number of rental request 97 Number of weekends 26 Number of pairs of rental skis 3 Total number of pairs for all the weekends 78 Utilization (97/78) 1.24 2 Number of rental request 97 Number of weekends 26 Number of pairs of rental skis 4 Total number of pairs for all the weekends 104 Utilization (97/104) 0.93