Below is a probability distribution for the number of failures in an elementar statistics course. X...
Let X be the number of failures for a certain machine during a month. Its cumulative distribution function is 0 if x < 0 0.17 if 0 < x < 1 0.40 if i <r < 2 Fx (2) = { 0.59 if 2<x<3 0.72 if 3 <3 <4 0.80 if 4 <<5 1 if x>5 Compute the probability that there will be more than 3 failures during a month. A. 0.28 B. 0.72 C. 0.20 D. 0.80 E. 0.41
Examination in probability theory and statistics Variant 9 1. Discrete distribution for X is given by the following table: Probability p ValueX Find distribution function fa) and median Me(0). Calculate mathematical expectation (the mean) M(x), 0.3 -10 0.4 10 0.2 20 0.1 40 variance (dispersion) Da, standard error ơ(X), asymmetry coefficient As(X) and excess Ex(X). 2. Calculate multiplier k. Find mode Mots, median Me(o), mathematical expectation (the mean) Mc) variance (dispersion) D(x) and standard error σ(x) for continuous distributions having...
Discrete probability problems 0.2 pts Question 12 The table below is a discrete probability distribution in which x represents the number of tudents that a statistics tutor may see on any given day and Pix) represents the probability that the tutor sees that number of students. P(x) О.11 0.18 e.36 e.16 e.14 e.es What is the mean of this discrete probability distribution? (Round to the nearest hundredth.) Question 13 0.2 pts The table below is a discrete probability distribution in...
In the following probability distribution, the random variable x represents the number of activities a parent of a 6 th- to 8th-grade student is involved in. Complete parts (a) through (f) below.x01234P(x)0.3670.1330.2090.1160.175(a) Verify that this is a discrete probability distribution.This is a discrete probability distribution because the sum of the probabilities is _______ and each probability is _______ (b) Graph the discrete probability distribution. Choose the correct graph below.(c) Compute and interpret the mean of the random variable x .The mean...
In the following probability distribution, the random variable x represents the number of activities a parent of a K to 5 th-grade student is involved in. Complete parts (a) through (f) below.x01234P(x)0.1670.1940.3440.1780.117(a) Verify that this is a discrete probability distribution.This is a discrete probability distribution because the sum of the probabilities is _______ and each probability is _______ (b) Graph the discrete probability distribution. Choose the correct graph below.(c) Compute and interpret the mean of the random variable x .The mean...
In the following probability distribution, the random variable represents the number of a part of a K to 5th grade student is involved in Complete parts (a) through (f) below.x01234P(x)0.2950.1050.2900.0540.248(a) that this is a discrete probability distribution. This is a discrete probability distribution because the sum of the probabilities is _______ and each probability is _______ b) Graph the discrete probability distribution. Choose the correct graph below.(c) Compute and interpret the mean of the random variable x.The mean is _______ activities.
please help with all. In the following probability distribution, the random variable x represents the number of activities a parent of a 6th-to 8th grade student is involved in. Complete parts (a) through (1) below. * 1 0 1 2 3 4 5 P(x) 0.269 0 206 0.224 0.239 0.062 (a) Verify that this is a discrete probability distribution This is a discrete probability distribution because the sum of the probabilities is and each probability is (6) Graph the discrete...
The probability distribution of x is represented by the following table x 1 2 3 4 5 6 p(x) 0.04 ?? 0.20 0.41 0.13 0.12 a. What is the value of p(x)=2: b. What is the value of p(3 ≤ x ≤ 6): c. If this table represents the number of falls your patients have sustained in the past year, what is the probability that your patient has fallen 5 times? d. If this table represents the number of falls...
The discrete probability distribution of X is shown below, where X represents the number of earthquakes in the U.S. that are 7.5 (Richter Scale) or higher in a given year. X= Number of Earthquakes 0 1 P(x) 0.5 0 .4 | 0.1 2 14. Referring to Problem C, the probability that there will be no earthquakes in the U.S.is a) 0.1 b) 0.6 c) 1.0 d) 0.5 15. Referring to Problem C, the probability of at least 2 earthquakes is...
a С e Complete the following probability distribution table and then calculate the stated probabilities. Outcome b d Probability 0.1 0.07 0.7 0.03 (a) Pl{a, c, e}) Pl{a, c, e}) = (b) P(EU F), where E = P(EU F) = {a, c, e) and F = {b, c, e} (C) P(E'), where E is as in part (b) P(E') = (d) P( EF), where E and Fare as in part (b) P(En F) =