Using the following sample data and three sigma, determine the UCL, center line, and LCL for a p-chart and use that information to answer the questions that follow. Note that the sample size is 150, the standard deviation is 0.010453, and p-bar is 0.0166667. Carry out all calculations to at least six decimal points. There are 12 data sets. you may need to scroll to the right to see them all. Day 1 2 3 4 5 6 7 8 9 10 11 12 Defects 0 2 2 2 2 2 1 1 1 8 2 7 What is the lower control limit?

Juanita and sam attend a beach party and notice that the local beach appears to have a great deal more trash washed up on shore than it did when they were young. the water doesn't appear nearly as clear, and there seems to be less evidence of small water creatures living in the shallows. an afternoon at the local library convinces them that one major cause is the new factory nearby. after some discussion, they decide their next step should be identifying the cause of the changes identifying the problem picketing the guilty factory lobbying their elected representatives to complain about the problem talking to a local environmental group about solutions