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Last answered:

09 Jan 2022

Posted on:

06 Nov 2021

0

Please tell the significance of z and Z

in Statistics / Test for the mean. Population variance known

what is the difference between z and Z because their formulas are nearly the same

1 answers ( 0 marked as helpful)

Asmaa Abdulhamid

Posted on:

09 Jan 2022

5

Hey Prabhat:
Z is the calculated valuefrom the formula
z is the calculated value from z table

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