Let a and b be non-zero integers. which of the following is always true about the ratio -a/b (asap plz, ) a. it is always a positive rational number. b. it is always a rational number. you cannot determine its sign without knowing the values of a and b. c. it is always an integer. you cannot determine its sign without knowing the values of a and b.

According to a study done by de anza students, the height for asian adult males is normally distributed with an average of 66 inches and a standard deviation of 2.5 inches. suppose one asian adult male is randomly chosen. let x = height of the individual. a) give the distribution of x. x ~ b) find the probability that the person is between 64 and 69 inches. write the probability statement. what is the probability?