Question

Patients who undergo chronic hemodialysis often experience severe anxiety. The data to the right give score results from a psychiatric questionnaire for patients that viewed relaxation videotapes, where higher scores correspond to higher anxiety. Use limit grouping with a first class of 11-17 and a class width of 7 to complete parts (a) through (d). 40 48 25 29 44 27 37 39 23 26 29 40 40 33 24 26 50 41 17 40 18 22 30 28 40 a. Determine a frequency distribution. Anxiety led Frequency

Answer 1

The given dataset is in increasing order 17 18 22 23 24 25 26 26 27 29 29 30 33 37 38 39 40 40 40 40 40 41 44 48 50 a) The Frea^n distance is Anxiety Frequency 11-17 1 18-24 4 25-31 7 32-37 2 38-44 9 45-51 2 Total 25