Question

Elementary Statistics questions

Answer 1

Empirical evidence suggests that 25% of Florida drivers are uninsured. If four random Florida drivers are involved in an accident, what is the probability that more than one of them are uninsured?

answer: 0.06

A report from the secretary of health and human services stated that 70% of single- vehicle traffic fatalities that occur at night on weekends involve an intoxicated driver. If a random sample of 15 single-vehicle traffic fatalities that occur at night on a weekend is selected, find the probability that 11 involve a driver who is intoxicated.


It has been estimated that 40% of marriages end in divorce. If you randomly select 9 recently married couples what is the probability that at least one of the marriages will end in divorce?

answer: 0.0101

Answer 2

Are either of the two answers correct?

Answer 3

@princeharryyy

Answer 4

how did u do the first one.

Answer 5

I guessed and did .25 divided by 4

Answer 6

The last 5 problems i've been working on the past three days I have no examples of.

Answer 7

have you read binomial in probability.

Answer 8

No. I have no reading material. Only homework assignments with a few examples.

Answer 9

type binomial for probability on google. You would get all the examples and the binomial probability. First one is based on the same.

Answer 10

Okay.

Answer 11

http://www.mathwords.com/b/binomial_probability_formula.htm

Answer 12

http://www.intmath.com/counting-probability/12-binomial-probability-distributions.php

Answer 13

are you aware of Combinations or selections.

Answer 14

That example website I havent done any problems like that

Answer 15

hold on let me find some.

Answer 16

I have