(5) Out of all the brand X cell phones, 70% are made in Vietnam and 30% are made in Taiwan. Of the phone made in Vietnam, 5% have battery problems. Out of the phones made in Taiwan, 15% have battery problems. a. Draw a tree diagram for this problem. b. What percent of all phones have battery problems?

(5) Out of all the brand X cell phones, 70% are made in Vietnam and 30% are made in Taiwan. Of the phone made in Vietnam, 5% have battery problems. Out of the phones made in Taiwan, 15% have battery problems. a. Draw a tree diagram for this problem. b. What percent of all phones have battery problems?

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

See similar textbooks

Similar questions

In the following picture there is a box diagram or two variables containing the annual income of mayors and annual income per person for a sample of 32 towns in Puerto Rico The distribution of annual income of the mayors in this 32 towns of Puerto Rico are: A. Can’t tell B. Symmetric C. Skewed to the left D. Skewed to the right
5. Solve the following problem using a Venn diagram: Consider the following data among 110 students in the college dormitory: 30 students are on a list A (taking Accounting); 35 students are on a list B (taking Biology); and 20 students are on both lists. Find the number of students on list A or B*
A survey of 500 people were asked this same question and the results were recorded in a tree diagram in terms of percentages where M = male, F = female, E = eats breakfast, D = doesn't eat breakfast 58% 62% M. 42%= 40% %3D 38% F 60% a. How many males are in the sample? 310 b. How many females are in the sample? 190 c. How many males in the sample eat breakfast? d. How many females in the sample do not eat breakfast? e. What is the probability of selecting a female who doesn't eat breakfast? Round your answer to two decimal places. II
A pipeline network will be built that will connect six cities. Costs (in hundreds million dollars) to build these pipelines depending on the distance shown by the weighted graph below. Find a pipeline system for connecting all cities but with minimal total cost.
A recent health survey 500 single young men yielded the following information: 385 were a member of a sports club, 155 were vegetarian, and 30 declined to answer the survey’s questions. What percent of the men were both members of a sports club and vegetarian? Draw a Venn diagram to illustrate the result of the survey.
18. Suppose that in a book club, 60% of the members are women, and 35% like to read poetry. If reading poetry is independent of gender, what percent of people in the book club are women who like to read poetry? Group of answer choices 74% 25% 95% 21%
4. A doctor notices that in cities where more people get flu shots, the number of cases of flu decreases. This would be an example of: Group of answer choices A positive relationship A strong relationship A negative relationship A weak relationship
The accompanying table shows the result of a national election along with the vote predicted by several organizations in the days before the election. The sample sizes were typically a bit above 1,000 people, and the reported margin of error was around plus or minus 4 percentage points. The percentages for each poll may not sum to 100 because of voters who indicated they were undecided. Complete parts a through c. Click the icon to view the vote predictions and result. a. The News Network 1 poll predicted that 49% were going to vote for Candidate A, with a margin of error of plus or minus 4%. Explain what this means. Select the correct choice below and fill in the answer boxes to complete your choice. (Type integers or decimals. Do not round.) O A. The true proportion of voters for Candidate A is within percentage points of %. O B. The actual proportion of voters for Candidate A is likely to be more than percentage points away from O C. All samples have a sample proportion that is…
A survey wants to ask students about the type of music that they want to hear at a school dance. Create 1 of each of the following survey questions appropriate for this survey: 1. Information, 2. Ranking, 3. Open Write each appropriate survey question, applicable to this situation.
1.) Write a SAS program to read in the text file called adults. Run the program, print the data, and copy and paste your results as your answer.
Assume that 135 surveys are completed. Of those surveyed, 61 responded positively to effectiveness, 65 responded positively to side effects, and 63 responded positively to cost. Also, 26 responded positively to both effectiveness and side effects, 29 to effectiveness and cost, 26 to side effects and cost, and 16 to none of the items. How many responded positively to all three?