30 points statistics! students at a university were surveyed about when they registered for classes. the results of the survey are shown in the table. if a student registered early, find the probability that the student is an undergraduate. registered early registered on time undergraduate 211 347 graduate 329 581 a. 0.608 b. 0.391 c. 0.144 d. 0.374

Judy works at a candy factory that makes sugar rush candy bars. she is in charge of quality control and has to make sure each candy bar has the correct mass. each candy bar is required to weigh 12 grams, with a tolerance of 0.45 grams. what is the acceptable weight range for each candy bar? 1. define a variable for this situation.2. write the absolute value inequality that describes the acceptable weight range for each candy bar. 3.using words, describe the possible acceptable weight range for each candy bar.