11. A pediatrician records the number of ear infections that his patients have during the winter. A distribution ofprobabilities for number of ear infections is displayed below.Number of ear infectionsProbability| 10.08340.080.280.350.160.030.02a) What is the probability that a patient has less than 4 ear infections during the winter?b) What is the mean of the probability distribution?12. A group of 330 people were surveyed. Their marital status was recorded along with answers to several questions. ODquestion asked was whether Social Life or Job contributes most to their general well-being. The results from this questionappear in the table below.Widowed or divorced56Single (never married)5733Married69Social LifeJob5461a) Find the probability that a randomly selected person chose Social Life.b) Find the probability that a randomly selected person is Married and chose Social Life.c) Find the probability that a randomly selected person chose Social Life given the person is Married.

Solution According to guidelines we solve only first question

Answered: 11. A pediatrician records the number…

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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99. Two factories manufacture the same machine part: Each part is classified as having either 0,1,2 or 3 manufacturing defects. The joint probability distribution for this is given below : Number of defects 0.1250 0.0625 0,1875 Manufacturer A Manufacturer B 0.1250 0.0625 0.0625 0.1250 0.2500 (i) A part is observed to have no defects. What is the conditional probability that it was produced by Manufacturer A ? (ii) A part is known to have been produced by manufacturer A. What is the conditional probability that the part has no defects ? (iii) A part is known to have two or more defects. What is the conditional probability that it was manufactured by A ? (iv) A part is known to have one or more defects. What is the conditional probability that it was manufactured by B ?
3) Below is the distribution of 80 graduates with their degree type and average grade. Find the probability that a randomly selected graduate has a B.S. degree, given that the graduate has a B average. ((please check images for accuracy, thank you!!!))
1. ________ are those events in which the probability of occurrence of an event is not affected by the other event.2. The ____________ gives the measure of the spread of the distribution.3. _________ are those events in which the probability of occurrence of an event is not affected by the other event.4. __________ locates the center or balance point of distribution.5. __________sample space that contains a finite number of possibilities with as many elements as there are whole numbers.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?
The table shows the estimated distribution of injury severity by child passenger.What is the probability that the child involved in the accident is at least 1 year old
please solution with detail.
6. A lightbulb will work until failure. Being a cheap Chinese import the lightbulb has a 0.001 chance of failure each time you turn on the lightbulb. We can think of failure when you turn on the lights as a Geometric Distribution A. What is a "success" for this Geometric Distribution? B. Find the probability of "success" or p for this Geometric Distribution. C. Find the probability of "not success" or q
K The following data represent the number of drivers involved in a fatal crash in 2016 in various light and weather conditions. Complete parts (a) through (c) below. Click the icon to view the data for fatal crashes in 2016. (a) Among fatal crashes in unknown weather conditions, what is the probability that a randomly selected fatal crash occurs when it is dawn/dusk? The probability that a randomly selected fatal crash in unknown weather conditions occurs when it is dawn/dusk is approximately. (Round to three decimal places as needed.) Data table Weather Daylight Dark, but Lighted 5875 497 51 54 255 Normal Rain Snow/Sleet Other Unknown 14,307 875 219 125 810 (...) Dark 8151 681 156 220 548 Dawn/Dusk Other 1183 87 40 71 65 8 2 9 133 X
6. A study was conducted to determine the number of emergency calls per day received by the Conestoga Valley Fire Company. The data are shown here: # of phone calls Frequency 5 7 8 28 32 21 10 (a) Construct a probability distribution for the number of phone calls. (b) Find the mean number of phone calls, rounded to the nearest tenth.

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