Part I Fill-In-The-Blanks(10\2=20 points) 1.A is a collection of all accounts used by a business 2. All cash payments by check are recorded in thejournal 3. Revenue and expense accounts are called because they are opene
Chapter 12 Time Series Analysis 12.1 Stochastic processes A stochastic process is a family of random variables {Xt,t ET}. Example{St,t 0, 1,2,...} where St i=o X; and iid(0,2). St has a different distribution at each point t
IIts lmportance The f&B can account for 2/5 or more of a hotel's profit The f&b is such an indisputable part of a lotel that in China a hotel is called grand restaurant
I．Choose the Correct Answer 1. A disturbance can be written x b xt b t a y(x,t) (e e e ) 2 2 −( / ) 2 / − = . This disturbance is （ D ） (A) Not a traveling wave. (B) A traveling wave with speed v = a. (C) A traveling wave with speed v = a/b. (D) A traveling wave with speed v = b
Karnaugh maps It is a matrix of squares. each square represent a minterm or maxterm from a Boolean equaTion N-variable karnaugh map have 2 squares The binary numeral on the sides of k-map is the variable coordinates
