Binomial distribution

1) A Discrete random variable can be described as Binomial distribution if is satisfies four conditions, Briefly discuss each of these conditions

2) A student does not study for a multiple choice examination and decides to guess the correct answers, If the examination consists of 10 multiple choice questions, find the probability that the student get an overall mark of exactly 50%. Each question has 4 possible choices, with only one correct answer.

3) State four properties of the normal distribution function.

4) The number of newspapers sold daily at a kiosk is normally distributed with a mean of 300 and a standard deviation of 30. Calculate the probability that less 250 newspapers are sold on a particular day.

   Related Questions in Advanced Statistics

  • Q : Problem on consumers marginal utility

    Consider a consumer with probability p of becoming sick.  Let Is be the consumer’s income if he becomes sick, and let Ins be his income if he does not become sick, with Is < Ins.

    Suppo

  • Q : MANOVA and Reflection Activity 10:

    Activity 10: MANOVA and Reflection 4Comparison of Multiple Outcome Variables This activity introduces you to a very common technique - MANOVA. MANOVA is simply an extension of an ANOVA and allows for the comparison of multiple outcome variables (again, a very common situation in research a

  • Q : Analysing the Probabilities 1. In the

    1. In the waning seconds of Superbowl XLVII, the Baltimore Ravens elected to take a safety rather than punt the ball. A sports statistician wishes to analyze the effect this decision had on the probability of winning the game.

    (a) Which two of the following probabilities would most help t

  • Q : Statistics Homework with SAS File is

    File is attached, need it by 8:30 AM Pacific (Seattle, WA) time. No delay acceptable. Need it March 25, 2014 on 8:30 AM Pacific time.

  • Q : Binomial distribution 1) A Discrete

    1) A Discrete random variable can be described as Binomial distribution if is satisfies four conditions, Briefly discuss each of these conditions

    2) A student does not study for a multiple choice examination and decides to guess the correct answers, If the

  • Q : Problem related to playing cards Cards

    Cards are randomly drawn one at the time and with replacement from a standard deck of 52 playing cards.

    (a) Find the probability of getting the fourth spades on the 10th draw.

    (b) Determine the

  • Q : What is your statistical decision

    Question 1

    Do parents with more children travel more than parents of small families? To find out, a survey was done of a large number of adults. Respondents were asked how many children they had and how many times

  • Q : True and False Statement Discuss the

    Discuss the following statements and explain why they are true or false:

    a)      Increasing the number of predictor variables will never decrease the R2

    b)      Multicollinearity affects the int

  • Q : Probability of Rolling die problem A

    A fair die is rolled (independently) 12 times.

    (a) Let X denote the total number of 1’s in 12 rolls. Find the expected value and variance of X.

    (b) Determine the probability of obtaining e

  • Q : Random variables Random variables with

    Random variables with zero correlation are not necessarily independent. Give a simple example.

     

     

2015 ©TutorsGlobe All rights reserved. TutorsGlobe Rated 4.8/5 based on 34139 reviews.