Triangle A B C is shown. Angle A B C is a right angle. An altitude is drawn from point B to point D on side A C to form a right
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Answer:
a.
b-Check illustration below
c.(-0.0517,0.0177
Step-by-step explanation:
a.let denote processes 1 & 2.
For : T1=10,n1=200
For :T2=20,n2=300
Therefore
b. To test for hypothesis:-
i.
ii.For a two sample Proportion test
iii. for (0.5 alpha IS 0.025),
reject if
iv. Do not reject . The noncomforting proportions are not significantly different as calculated below:
z=-0.78
c. for the p1-p2 is given as:
=(-0.0517,+0.0177)
*CI contains o, which implies that proportions are NOT significantly different.