resubmitted question with complete information. I only need help with 4.2.1 (b) and also 4.2.2 (a) and (b) Exercises4.2.1 In a study by Cross et al. (A-2), patients who were involved in problem gambling treat-variable X represent the number of co-occurring addictive substances used by the subjects.Table 4.2.4 summarizes the frequency distribution for this random variable.(a) Construct a table of the relative frequency and the cumulative frequency for this dis-ment were asked about co-occurring drug and alcohol addictions. Let the discrete random(b) Construct a graph of the probability distribution and a graph representing the cumu- 'crete distribution.lative probability distribution for these data.(a) What is probability that an individual selected at random used five addictive sub-(b) What is the probability that an individual selected at random used fewer than three4.2.2 Refer to Exercise 4.2.1.stances?addictive substances?Table 4.2.4 Number of Co-Occurring AddictiveSubstances Used by Patients in SelectedGambling Treatment ProgramsNumber of Substances UsedFrequency0.144342don of2.o e142724sdd owo.or fe 39arrgracisrc bop206.6.8.6.9.Total17773.

Name: resubmitted question with complete information. I only need help with
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Description: resubmitted question with complete information. I only need help with 4.2.1 (b) and also 4.2.2 (a) and (b) Exercises4.2.1 In a study by Cross et al. (A-2), patients who were involved in problem gambling treat-variable X represent the number of co-occ