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Evaluate your own data using Lahey control charts
Consider a Lahey chart if the sample sizes in the denominator are large and vary greatly
P prime
U prime
1
10
100
1000
Pause
OK (continue drawing the graph) or Cancel (continue viewing data).
Instructions
Practice Examples:
•
P' example
•
p_prime_blank_lines.txt
•
U' example.csv
•
U' example.txt
•
Long term prescriptions (2 phases)
•
Long term prescriptions (4 phases)