Express the confidence interval (0.412,\ 0.789) in the form of \hat{p}\pm E.

UkusakazaL

UkusakazaL

Answered question

2021-08-08

Express the confidence interval (0.412, 0.789) in the form of p^±E.

Answer & Explanation

ringearV

ringearV

Beginner2021-08-08Added 1 answers

Step 1
From the confidence interval we get two equations:
p^E=0.412
p^+E=0.789
Step 2
dding them we get:
p^E+p^+E=0.412+0.789
2p^=1.201
p^=0.6005
Using p^E=0.412 we get:
0.6005E=0.412
E=0.4120.6005

 E=0.1885
E=0.1885
Answer: p^+E=0.6005±0.1885

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