Answered: A sure event 0.5 0.01 0.1 0.75 0.25 1

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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n x 0.1 0.2 0.25 0.3 0.4 0.5 0.6 0.7 0.75 0.8 0.9 90 0.387 0.134 0.075 0.040 0.010 0.002 0.000 0.000 0.000 0.000 0.000 1 0.387 0.302 0.225 0.156 0.060 0.018 0.004 0.000 0.000 0.000 0.000 2 0.172 0.302 0.300 0.267 0.161 0.070 0.021 0.004 0.001 0.000 0.000 3 0.045 0.176 0.234 0.267 0.251 0.164 0.074 0.021 0.009 0.003 0.000 4 0.007 0.066 0.117 0.172 0.251 0.246 0.167 0.074 0.039 0.017 0.001 5 0.001 0.017 0.039 0.074 0.167 0.246 0.251 0.172 0.117 0.066 0.007 6 0.000 0.003 0.009 0.021 0.074 0.164 0.251 0.267 0.234 0.176 0.045 7 0.000 0.000 0.001 0.004 0.021 0.070 0.161 0.267 0.300 0.302 0.172 8 0.000 0.000 0.000 0.000 0.004 0.018 0.060 0.156 0.225 0.302 0.387 9 0.000 0.000 0.000 0.000 0.000 0.002 0.010 0.040 0.075 0.134 0.387 What is the probability that (enter the probabilty only, do not round.) : • Exactly 2 are male? • At least 7 are male? • None are male? • Less than 3 are male? There are 3 or 4 males? • At least 1 is male?
wit 9. The following are the marks obtained by a batch of 9 students in a certain test : SI. No. Marks S1. No. Marks (Out of 100) (Out of 100) 1 68 38 49 59 32 66 4. 21 41 54 Calculate the mean deviation of the series. marks of 9 students 6789
Example77. Coefficient of variation of two series are 58% and 69%. Their standard deviations are 21.2 and 15.6 respectively (i) What are their arithmetic means
if we roll a die once find p(less than 3) or p(e even number)?
A proposed project has the following cash flow estimates: End of Year Mean Net Cash Flow Standard Deviation of Cash Flow 0 1 2 3 4 5 -$32,000 $4.000 $8.000 $12.000 $12.000 $12.000 $1.000 $2.000 $3.000 $5.000 $6.000 $7,000 Assuming independent cash flows. a normally distributed net present value, and a minimum attractive rate of return of 18%. determine an analytical solution for the following:
xx P(x)P(x) 0 0.15 1 0.05 2 0.2 3 0.6 Find the standard deviation of this probability distribution. Give your answer to at least 2 decimal places
Illustration 15. rodirupt off If on an everage rain falls on 12 days in every 30 days, find the probability (i) that the first 4 days of a given week will be fine and the remainder wet,
Round every calculation to 2 decimal points unless the specific question asks for something different. Show answers as decimals and not percents or fractions.
Which of the following decreases the chances a person should purchase life insurance? O No dependents O Large savings O Low debt All of these O Paid off mortgage
Question 3 The life time of an electrical part follows an exponential distribution with mean of 7 years. Calculate the probability the life of the part is less than two years. .24 .76 .13 .87

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