sigma for the population standard deviation...1  mu for the population mean...1

Calculator Requirements for Statistics
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Type
R = Required , O = Optional,
H = Highly Recommended, K = OK to use in my classes
NOTE: College Rules Prevail.
IRCC NU Nova
 
PBCC
TI-83/4 Plus($95) or 86($100) Required, saves tons of time, enhances learning and makes it possible for more material to be covered - help on calculator available from instructor
(Note: The TI-86 requires that your instructor load some software for you.)
OK OK   R
TI-30 X II S (solar) or TI-30 X II B (battery) ($15) is Strongly Suggested, easy to use, and saves a lot of time - saves previous entries to recall, edit and re-enter - help on calculator available from instructor OHK OHK HK
Any calculator (preferably with at least an nCr key) is Minimal, but most are difficult to use and very time- consuming - most do not save previous entries to recall, edit and re-enter - help on calculator probably not available from instructor except for TI-30 series R R R
No calculator be prepared to spend endless hours on mundane calculations and manually taking square roots - you will not be able to complete tests on time