statistics

posted by .

What are the chances that a person who is murdered actually knew the murderer? About 64% of people who are murdered actually knew the murderer. Suppose that a detective file in New Orleans has 63 unsolved murders. What is the probability that
A )at least 35 of the victims knew their murderers?
B) at most 48 of the victims knew their murderers?
c)less than 30 victims did not know their murderer?
d) More than 20 victims did not know their murderer?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. english

    How could I rewrite this sentence " Richard III supposedly had the young princes murdered. Never found out what happened to them. Richard III supposedly had the young princes murdered, but no one knows what really happened to them. …
  2. English - Macbeth

    In Act 3, scene 3, Macbeth sends a third murderer to help the other two murder Banquo and his son. Does the third murderer know as much about Banquo as Macbeth says he does?
  3. math

    in a survey of 260 dancers: 172 knew the ballroom dances 145 knew latin dances 102 knew swing dances of these, 65 knew the ballroom and swing dances. 93 knew ballroom and latin dances 56 knew latin and swing dances 31 dancers indicated …
  4. Math

    11. In a survey of 260 dancers, 172 knew the ballroom dances, 145 knew the Latin dances, and 102 knew the swing dances. Of these, 65 knew the ballroom and swing dances, 93 knew the ballroom and Latin dances, and 56 knew the Latin and …
  5. statistics

    Suppose that 62 percent of the people who are murdered actually knew the person who committed the murder. Suppose that a detective file in Boston has 62 current unsolved murders. What is the probability that fewer than 33 victims did …
  6. English

    Please check it for me ;) "The text is about a lonely boy - Mark - son of murderer. As far as Mark's father is concerned he was drank before accident. Once upon a time when he was drunk he decided to back home by car. He should have …
  7. statistic homework

    suppose that a detective file in new orleans has 63 current unsolved murders. what is the probability that at least 35 of the victims knew their murders
  8. Language Arts

    Identify the preposition in the following passage:"Actually, it was just some pungent daikon(long white radish), sent by a friend who knew Papa loved eating it with rice and hot tea." just and by by and with*** some and who actually …
  9. LA

    In what way do the people actually "disappear" in "The City Is So Big"?
  10. Algebra

    A girl was murdered and there was 4 people in the room 1.Sohag 2.Jahan 3.Sagor 4.Hamidur Police got a paper from the hand of the girl and it was written that 1st September 2nd January 3rd August 2nd November 3rd April Who is the murderer …

More Similar Questions