courses / ECON1005 | S1 21/22/ General / Assessment Two: Graded Quiz (10%)Time leIs the following a Probability Distribution?1P(X=x) 0.45 0.35 0.28 -0.12%3=

Conditions for valid probability functions are: 0<=P(X)<=1 Sum of the probabilities is equal…

Answered: Is the following a Probability…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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b1 Topic: Testing for the fit of the probability distribution please answer the table
Which one of the following probabilities is cumulative probability? 1.The probability that there are exactly 4 people with o positive blood in a sample of 10 people. 2. The probability of exactly 3 heads in 6 flips of a coin 3. The probability that the accumulated annual rainfall in a certain city next year, rounded to the nearest inch, will be 18 inches. 4. The probability that a randomly selected woman's height is 67 inches or less
A random sample of adults was asked about their highest education level completed. The distribution of results is shown in the table. What is the probability that the highest level of education of an adult is a high school diploma, given that they have completed at least one of the education levels shown? 0.04 0.16 0.47 0.84
Page > of 21 3. GOING TO THE DOCTOR. The General Social Survey reported that 56% of American adults saw a doctor for an illness during the past year. A sample of 65 adults is drawn. Is it appropriate to use the normal distribution to find probabilities for p? b. What is the probability that more than 40 of them saw a doctor? Would it be unusual if more than 70% of them saw a doctor? a. c.
Which of the following is/are TRUE about binomial probability distribution? I The experience consists of n repeated trials. II. There are many possible outcomes. III. The repeated trials are dependent. IV. The probability of success is constant. a. II Only b. IV only c. II and III d. I and IV
I need help with the last two specifically.
Did I do 1 through 4 correct?
The probability distribution that leads to good business decisions is a. Uniform Probability Distribution O b. None Ос. Both O d. Normal Probability Distribution S PAGE
given below are tables or formulas which might represent a discrete probability distribution. If it could ne a discrete probability distribution write "yes". If the information given in the table or formula could not represent a discrete probability, write "no" AND explain why it can't represent a discrete probability? d) x 1 2 3 22 P (X = x) .1 .2 .3 .4 e) x -1 0 1 2 P (X = x) .4 .3 .2 .1 f) P (X = x) = x^2 / 50 ; x = 2, 3, 4 , 5 g) P (X = x) = x / 20 ; x = 2, 3, 4, 5, 6
Q3. A 10-year record of tornadoes per year to land in a particular region is 2, 2, 1, 3, 2, 1, 0, 2, 3, and 1. Using Poisson's distribution, what is the probability of not having tornados in any 1 year? What are the average of the number of tornadoes in 1 year?
Answer number 3

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Is the following a Probability Distribution? 1