64. Employee training. All welders in a factory begin asapprentices. Every year the performance of each appren-tice is reviewed. Past records indicate that after eachreview, 10% of the apprentices are promoted to profes-sional welder, 20% are terminated for unsatisfactory per-formance, and the remainder continue as apprentices.(A) Draw a transition diagram.(B) Write the transition matrix.(C) What is the probability that an apprentice is promotedto professional welder within 2 years? Within 4 years?

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Answered: 64. Employee training. All welders in a…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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A researcher thinks some social media sites are more prone to narcissistic behavior (excessive posting) than others. To examine the relationship between narcissism and social media, she recruits users of three different social media sites (Facebook, Twitter and Instagram), follows them for 24 hours and records the number of posts made by each user. The number of posts is given in the table below. Twitter Facebook Instagram 10 7 14 10 8. 10 10 10 11 9. www. 12 wwww. 11 13 12 8. 7 8. 11 8 10 12 11 11 a. Perform a complete hypothesis test to determine whether there are any significant differences among the three groups. Test at the .05 level of significance. SHOW ALL YOUR WORK b. Do you need to perform post hocs? Explain but do not compute the post hocs. C. Compute effect size. d. Summarize your findings in a source table. e. Write an interpretation of our results in APA-format (include means and SDs in your interpretation)
Every day a school bus driver passes the same traffic light twice, once before school and once after. Each time he passes the light, he records if it is red, green, or yellow. Here is a summary of the data he got after 200 days. Traffic light before school red red red green green green yellow yellow yellow Traffic light after school red green yellow red green yellow red green yellow Number of days 25 38 12 34 36 11 16 13 15 Suppose the driver will continue recording the colors for 150 more days. In how many of these 150 days will the light be yellow exactly once? Use the data to make a prediction.
Please fill in the blanks. im stuck. last guy who answered this question for me was wrong.
Refer the following graph: Number of words recalled 9 5 4 ambient Memory Experiment 0 warm ab$WordType real nonsense Learning Environment (warm room vs cool room) a. Indicate whether there is a main effect of Word Type (real word or nonsense word). b. Indicate whether there is a main effect of Learning Environment (cool room or warm room). c. Indicate whether there is an A x B interaction effect.
Please answer the question. Asap. Thank you.
A television campaign is conducted during the football season to promote a well-known brand X shaving cream. For each of several weeks, a survey is made, and it is found that each week, 60% of those using brand X continue to use it and 40% switch to another brand. It is also found that of those not using brand X, 40% switch to brand X while the other 60% continue using another brand. (A) Draw a transition diagram. (B) Write the transition matrix. (C) If 30% of the people are using brand X at the start of the advertising campaign, what percentage will be using it 1 week later? 2 weeks later? (A) Draw the transition diagram. Let A be the state in which people use brand X 0 Doto.F A (Type integers or decimals. Do not include the % symbol in your answer. (B) Write the transition matrix, P. Let A be the state in which people use brand X A A' A0 -P (Type an integer or a decimal for each matrix element.) (C) The percentage of people using brand X 1 week after the start of the advertising…
3. The following table summarizes drink sales at a store over the course of two seasons. Milkshake Coffee Total Summer 48 65 113 Winter 21 53 74 Total 69 118 187 From this data, does the choice of drink appear to be dependent or indenendent of season?

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