Author Question: Find the area under the standard normal curve between z = -1.52 and z ... (Read 83 times)

cherise1989

  • Hero Member
  • *****
  • Posts: 555
Find the area under the standard normal curve between z = -1.52 and z =1.25.

Question 2

If events A and B are independent, and P(A) = 0.6 and P(B) = 0.5, find P(A and B).



akpaschal

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

P(-1.52 < z < 1.25) = 0.4357 + 0.3944 = 0.8301

Answer to Question 2

P(A and B) = P(A) P(B) = (0.6)(0.5) = 0.30



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

For a complete list of videos, visit our video library