This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: On a recent holiday evening, a sample of 500 drivers was stopped by the police. Three hundred were ... (Read 72 times)

mimie

  • Full Member
  • ***
  • Posts: 138
on: Mar 25, 2023

On a recent holiday evening, a sample of 500 drivers was stopped by the police. Three hundred were under 30 years of age. A total of 250 were under the influence of alcohol. Of the drivers under 30 years of age, 200 were under the influence of alcohol.

Let A be the event that a driver is under the influence of alcohol.
Let Y be the event that a driver is less than 30 years old.

a.Determine P(A) and P(Y).
b.What is the probability that a driver is under 30 and not under the influence of alcohol?
c.Given that a driver is not under 30, what is the probability that he/she is under the influence of alcohol?
d.What is the probability that a driver is under the influence of alcohol, when we know the driver is under 30?
e.Show the joint probability table.
f.Are A and Y mutually exclusive events? Explain.
g.Are A and Y independent events? Explain.

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by mimie on Mar 25, 2023

bleep bloop

  • Full Member
  • ***
  • Posts: 173
Reply #1 on: Mar 25, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 59% of students answer this correctly


mimie

  • Member
  • Posts: 138
Reply 2 on: Mar 25, 2023
Excellent

juliaf

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

(a) The site of Zhoukoudian outside of Beijing, China, spans several hundred thousand years and (b) (a) The site of Zhoukoudian outside of Beijing, China, spans several hundred thousand years and (b)
Sample tiered drug formulary for antibiotics. Sample tiered drug formulary for antibiotics.
A sample encounter form. A sample encounter form.
Sample Teaching Plan for Hypertension Cont. Sample Teaching Plan for Hypertension Cont.
Sample prescriptions of antibiotics for dental infections. Sample prescriptions of antibiotics for dental infections.
Recent history of biochemistry shown by the introduction of new techniques. (part 2) Recent history of biochemistry shown by the introduction of new techniques. (part 2)
Video: Bone processes - resorption and deposition, remodeling and response to stress in adult bones

For a complete list of videos, visit our video library