A business with 5 copy machines keeps track of how many copy machines need service on a given day.It believes this is binomially distributed with a probability of p = 0.2 of each machine needing service on any given day.It has collected the following based on a random sample of 100 days. 
Given this information,assuming that all expected values are sufficiently large to use the classes as shown above,the critical value based on a 0.05 level of significance is 9.4877.
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