1.1 Study Designs
․Retrospective Studies
․Prospective Studies
※ Survival Analysis
; Deals with analysis of data that have "time to an event".
※ Survival time
; Time until an event occurs.
※ Event
; a. relapse of a disease
b. death
c. response to a treatment
; Economical,
To obtain answers quickly because the cas
survive in the discount retail market, it must differentiate itself and leverage its strengths. I propose that for Kmart to achieve this, first, they need to simplify and narrow its basics. K-Mart needs not only to shut down its most unprofitable stores, but also develop its certain product lines in order to simplify and improve inventory management (because it is one of the main reasons that cus
[Reading]
*Indicate the word(phrase) appropriate for the blank of the cloze test.
1. Being is closely related not only with man’s love of comfort, greed and vanity, but also with his deep and string sense of beauty. Mad does not eat only for existence or survival, nor does he wear clothes only for the protection his body from the sun or rain.
Answer: luxurious
2. While it
wares. These companies would concentrate on the technology issues such as LED, LCD, or AMOLED. Also they would focus on the design and capacity of devices.
Originally, device makers and operating-systems providers were separated. Also, most customers’ purchase decisions were made based on the hard-ware, rather than the soft-ware. However, as portable devices got smarter than ever before, esp
survive and grow continuously due to its’ role in our society.
[Figure 1] Market size & Growth rate of U.S. retail industry
estimates
Narrowing down in detail, we are going to focus on environment of retailer industry and the Costco in their domestic market (U.S. market). According to below [Figure 1], retail industry as a whole, had 5.73% of growth rate during 2002 to 2007. The fact that