Consider the list of numbers 2,3,4.The following table includes the 9 possible combinations of choosing two numbers, with replacement, fromthis list. The sample means for each combination have already been calculated.Sample Mean T22.532.5322.533.5Sample2,22,32,43,2Use the table above to construct a probability distribution.SampleMean43,33,44,24,34,4Frequency12qq co213.5383.54P(x)XXXXX

Given that: Sample Sample mean, x¯ 2,2 2 2,3 2.5 2,4 3 3,2 2.5 3,3 3 3,4 3.5 4,2 3…

Answered: Consider the list of numbers 2,3,4. The…

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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The 8th group cut but the number is 0.005
I’m taking a probability and a statistics class. Please get this correct so I can study.
The table below shows the grade distribution for a section in 6 classes. Determine if each of the distributions 1-6 are valid probability distributions or not and explain your reasoning. Distribution A B C D E 1 0.3 0.3 0.3 0.2 0.1 2 0 0 1 0 0 3 0.3 0.3 0.3 0 0 4 0.3 0.5 0.2 0.1 -0.1 5 0.2 0.4 0.2 0.1 0.1 6 0 -0.1 1.1 0 0
3. Suppose we choose a student at random from a local high school. Let Y = the number of siblings they have. The probability distribution of Y is as follows. 2 3 4 5 Y 1 Probability 0.35 0.20 0.10 0.02 0.08 0.25 а. Create a histogram for the probability distribution and describe its shape (Put on back). b. Find the probability that the randomly selected student has at least one sibling. Describe in words what P(Y < 2) means and find the probability. d. Calculate and interpret the mean of Y. e. Calculate and interpret the standard deviation of Y. a. C.
Consider the list of numbers 1,2,3. The following table includes the 9 possible combinations of choosing two numbers, with replacement, from this list. The sample means for each combination have already been calculated. Sample Sample Mean T 1, 1 1 1, 2 1.5 1, 3 2 2, 1 1.5 2, 2 2 2, 3 2.5 3, 1 3, 2 2.5 3, 3 Use the table above to construct a probability distribution. Sample Mean I Frequency P(z) 1 1.5 2.5 2) 3.
Use the frequency distribution in Table 3. What is the probability that a randomly selected voter is between 35 and 44 years old? (Round results to 3 decimal places.) Table 3. Voting AgeAges of VotersFrequency(In millions)18 to 20 years old 5.8 21 to 24 years old 8.5 25 to 34 years old 21.7 35 to 44 years old 27.7 45 to 64 years old 51.7 65 years old and over 26.7
A citrus farmer has observed the following distribution for the number of oranges per tree. How many oranges does he expect on the average per tree? Oranges 25 30 35 40 Probability 0.10 0.40 0.30 0.20
1. Use this table for the following questions: Female Male TotalShort Hair 20 40 60 Long Hair 30 10 40 Total 50 50 100 a. Complete a total probability table.b. Complete a row probability tablec. Complete a column probability table.d. The probability that a student does not have long hair. _________e. The probability that a student is male or has short hair. ________f. The probability that a student is a female and has long hair. _________g. The probability that a student is male, given that the student has long hair. _________h. The probability that a student has long hair, given that the student is male. _________i. Of all the female students, the probability that a student has short hair. ________j. Of all students with long hair, the probability that a student is female. _________k. The probability that a student is female or has long hair.…
Please help with d and e
Consider the population described by the probability distribution shown below. The random variable is observed twice with independent observations, as shown below. Complete parts a and b. Full data set X 3 4 5 6 p(x) 0.2 0.2 0.3 0.3 a. Complete the sampling distribution table. Type the medians in ascending order. Median 3 5 6 Probability || 0.08 0.24 (Simplify your answers. Type integers or decimals.) 4 0.18 (…) 0.04 Sample |3,3 3,4 3,5 Probability 0.04 0.06 Sample 5,3 5.4 Probability 0.06 0.06 3,6 4,3 0.06 0.04 4,4 4,5 4,6 0.04 0.06 0.06 5,5 5.6 6,3 6,4 0.09 0.09 0.06 0.06 6,5 6,6 0.09 0.09
The accompanying table describes results from groups of 8 births from 8 different sets of parents. The random variable x represents the number of girls among 8 children. Complete parts (a) through (d) below. Click the icon to view the table. a. Find the probability of getting exactly 6 girls in 8 births. 0.108 (Type an integer or a decimal. Do not round.) - Probability Distribution for x Number of Girls x 0 1 2 3 4 5 6 7 8 Print P(x) 0.002 0.025 0.105 0.189 0.358 0.189 0.105 0.025 0.002 Done X
Toss five fair coins and let x equal the number of heads observed. a. Identify the sample points associated with this experiment, and assign a value of x to each sample point. Then list all the possible values of x. b. Calculate p(x) for the values x = 1 and x = 2. c. Construct a probability histogram for p(x). d. What is P(x = 1 or x = 4)?

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