The following item appears on a student evaluation form, to assess a student's preparation outside of class. what type of performance appraisal is represented by this example? 1 = often unprepared when called on. frequent late assignments.2 = sometimes unprepared when called on. hands in 2-3 assignments late.3 = unprepared on occasion, but not often. hands in 2 or fewer late assignments.4 = usually well-prepared when called on, but may be unprepared on 1-2 occasions. all assignments handed in on time.5 = always prepared when called on. hands in every assignment early or on time. a. management by objective (mbo)b. critical incidentc. simple rankingd. behaviorally anchored rating scales (bars)e. 360-degree feedback

The wall street journal reported that walmart stores inc. is planning to lay off 2,300 employees at its sam's club warehouse unit. approximately half of the layoffs will be hourly employees (the wall street journal, january 25-26, 2014). suppose the following data represent the percentage of hourly employees laid off for 15 sam's club stores. 55 56 44 43 44 56 60 62 57 45 36 38 50 69 65 (a) compute the mean and median percentage of hourly employees being laid off at these stores. (b) compute the first and third quartiles. (c) compute the range and interquartile range. (d) compute the variance and standard deviation. (e) do the data contain any outliers? (f) based on the sample data, does it appear that walmart is meeting its goal for reducing the number of hourly employees?