A coin is tossed 1000 times and 570 heads appear At 005 tes

A coin is tossed 1000 times and 570 heads appear. At = 0.05, test the claim that this is not a biased coin.

P-Value = __________

Decision = ____________

Please show the steps using a TI - 83 calculator. Thanks

Solution

Go to

[STAT][TESTS][1-PropZTest][Stats]

Input:

po = 0.5
x = 570
n = 1000

Select p =/= po

Press ENTER.

DONE!

***************

So,

P value = 9.54692E-06

Decision: As P < 0.05, WE REJECT THE NULL HYPOTHESIS. [ANSWER]