A frequency distribution on employment information from Alpha Corporation follows. Find theprobability that an employee has been with the company 10 years or less.IT.Years Employed No, of Employees1-56-103011-152516-201021-2526-30A) 0.551B) 0.29490.735D) 0.449O AO BO CO D

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Answered: A frequency distribution on employment…

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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Part of the frequency table given below represents the ages of a certain group of people. The ogive curve shown in the graph is drawn from this table. Using this curve the approximate probability that a randomly selected person from this group will be between 64 and 70 years old is Upper Cls Cum. Rel. Lim Freq 59.5 62.5 0.05 65.5 0.23 68.5 0.65 71.5 0.92 74.5 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 58 60 62 64 66 68 70 72 74 Age (yrs) Select one: a.0.9 b.0.8 c.0.7 d.0.1 None Cum Rel Freq
. You are given the following. 470 = 0.04 471 = 0.05 • deaths are uniformly distributed within cach year of age. Calculate the probability that (70) will die between ages 70.5 and 71.5. a. Less than 0.0432 b. At least 0.0432, but less than 0.0437 C. At least 0.0437, but less than 0.0442 d. At least 0.0442, but less than 0.0447 e 0.0447 or more
1. The following table contains the probability distribution for the number of traffic accidents daily in a small town. Complete Parts (a) through (c) below. a.) Compute the mean number of accidents per day using the table below Number of accidents Daily (x) 0-Nm Jha 6 P(X = Xi) 0.26 0.3u 0.19 0.08 0.07 0.04 0.02 # Please use excel to answer question
Answer D
The following table displays a relative frequency distribution for the number of siblings for students in a school. For a randomly selected student in the school, let X denote the number of siblings of the student. Number of Siblings Relative Frequency 0 0.1140 1 0.1420 2 0.7010 3 0.0210 4 0.0120 5 0.0065 6 0.0025 7 0.0010 P (X < 3) = ____________ P (X = 4) = ____________
Please can you help me for question 3 ( d and e )
Answer A-C
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Suppose the time it takes for guests to wait for an elevator at the lobby of a certain office building has a uniform distribution between 0 and 4 minutes. What is the probability that, the next time you need to take this elevator, you'll have to wait at most 1.6 minutes? (Your answer should be a decimal. Round to 4 decimal places if necessary.)
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 bottom panel of figure 1 (p. 311) shows the probability histogram for the total number of spots when a pair of dice are rolled. (a) The chance that the total number of spots will be between 7 and 10 (inclusive) equals the area under the histogram between ___and ___ (b) The chance that the total number of spots will be 7 equals the area under the histogram between ___ and ____
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

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A frequency distribution on employment information from Alpha Corporation follows.. Find the probability that an employee has been with the company 10 years or less. IT Years Employed No. of Employees 1-5 6-10 30 11-15 25 16-20 10 21-25 26-30 3 A) 0.551 B) 0.294 9 0.735 D) 0.449 O A O B OC OD