asked 155k views
2 votes
An insurance company checks police records on 500 accidents selected at random and notes that

teenagers were at the wheel in 75 of them.
a. Create a 95% confidence interval for the proportion of all auto accidents that involve
teenage drivers.

asked
User Bahaa
by
8.6k points

2 Answers

5 votes

Answer:

omg y

u

u have a lot of questions! which grade r u in right now¿¿¿ ✅ so rn in pooping my pants because of the question

answered
User Ljuk
by
8.3k points
3 votes

Answer:

sample proportion:: 80/500 = 0.16

ME = 1.96*sqrt[0.16*0.84/500] = 0.0325

95%CI:: 0.16-0.0325 < p < 0.16+0.0325

95%CI:: 0.1275 < p < 0.1925

answered
User Ingmar Hupp
by
8.1k points
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