Sample Size for Proportion Problems
- Author:
- David Gurney
Move the slider to select a new problem.
Check the box to see the answer.
There will be a problem like this on
Test 4 and possibly the final exam.
Note that the results from the formulas
are rounded up to the next integer if
there is any non-zero digit to the right
of the decimal point.
This applet is based on example
8.15 p.382, example 2, p.383, and
problems #27(a,b), #28(a,b), #29(a,b),
and #30(a,b) pp.388-89 from Navidi &
Monk, "Elementary Statistics", 2nd
edition, McGraw-Hill Education 2016.
This applet was updated Sept. 27, 2013
and Sept. 11, 2015.