Discrete Mathematics question 2. The table below shows the activities involved in a project and their immediatepredecessors.Immediatelypreceding activitiesActivityAВADA, DВ, СЕ, FA, DА, DEFHIWhich of the precedence networks below represent this project correctly?234DHABGBEEEE HHBH6.34D3CNetwork 4Network 2Network 3Network 1Select allSUBMIT >that apply

The given activity and their immediate predecessors are: Activity Immediate preceding activities…

Answered: 2. The table below shows the activities…

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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According to the Stanford School of Medicine Blood Center, blood type for Americans is distributed as follows: Type O A B AB Percentage 44% 42% 10% 4% A random sample of 200 Americans is selected and the blood type is recorded for each. The data is summarized in the table below. Type O A B AB Frequency 84 80 19 17 A Chi-square Goodness of Fit Test is conducted to test the hypotheses: Ho: The observed frequencies are consistent with the stated percentages. (The distribution of blood type appears to be correct.) HA: The observed frequencies are inconsistent with the stated percentages. (At least one of the stated percentages is incorrect.) Answer the questions given below.
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P Chapter 7 Post-Test - Google Chrome A mylab.pearson.com/Student/PlayerTest.aspx?testld=130602417¢erwin=yes Math 1483 EWO6S Early Spring 2022 Adebukola Okunuga-porter 03/05/22 1:33 AM = Test: Chapter 7 Post-Test This test: 18 point(s) possible This question: 1 point(s) possible Question 3 of 18 Submit test > A psychologist, studying the effects of good nutrition on the behavior of rabbits, feeds one group a combination of three foods: I, II, and III. Each of these foods contains three additives: A, B, and C. The following table gives the percent of each additive that is present in each food. If the diet being used requires 6.88 g per day of A, 21.12 g of B, and 34.64 g of C, find the number of grams of each food that should be used each day. Click to view the data table. Let x = the number of grams of food I, y = the number of grams of food II, and z= the number of grams of food II Select the correct choice below and fill in any answer boxes within your choice. O A. There is one…
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New Lottery (Questions 5-6) Suppose a new lottery randomly selects winners from players who buy a ticket and pays them $100 with probability p₁, $10 with probability p2, or $1 with probability P3. Losers get no money. The distribution of the amounts a player can win is shown as follows i1234 Wi $100 $10 $1 $0 Pi P1 P2 P3 P4 5. Multiple Choice: Which of the following distribution choices for probabilities P₁, P2, P3, P4 are a valid distribution for the amount won by a player. Distribution Choices A B с D E P1 P2 P3 P4 0.1 0.05 0.49 0.35 0.05 0.25 0.05 0.75 0.29 0.36 0.15 0.2 0.01 0.49 -0.050.55 0.17 0.33 0.14 0.36 6. Assume that the distribution of the amount won in the new lottery is as given below. Calculate the mean winning amount. ixi Pi 1$100 0.05 2 $10 0.10 3 $1 0.25 4 $0 0.60
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Question 1133503: A CBS News poll conducted June 10 and 11, 2006, among a nationwide random sample of 651 adults, asked those adults about their party affiliation (Democrat, Republican or none) and their opinion of how the US economy was changing ("getting better," "getting worse" or "about the same"). The results are shown in the table below.**The column titles are (left to right above each of the number columns) are as follows: better, same, worseRepublican 38 104 44Democrat 12 87 137none 21 90 118Express each of your first five answers as a decimal and round to the nearest 0.001 (in other words, type 0.123, not 12.3% or 0.123456).(a) What fraction of survey respondents identified themselves as Republicans?(b) What fraction of survey respondents thought the economy was getting worse?

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