acceptábleitems. If it is incorrectly set up it will produce 40% acceptableitems. Experience shows that 80% of the set ups are correctly done.91. If a machine is correctly set up it will produce 90%a) if after certain setup out of the frist two items produced the frist is found to be acceptable, and the second unacceptable find the probability that the machine is correctly setup

Let, A1=Event that the machine is correctly setupA2=Event that the machine is incrrectly…

Answered: acceptábletems. If it is incorrectly…

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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Similar questions

4
On a test you are presented with a z score of 1.702. How did you do in relation to the rest of the scores? Choose one Better than half the class The same score as the mean WORSE than half the class mot enough information 9
Need the H0 and H1 values. Can use != for not equal to.
16 help me please
B₁ is an estimator of B₁ a. True O b. False
Assume that two dependent samples have been randomly selected from normally distributed populations. A test of abstract reasoning is given to a random sample of students before and after they completed a formal logic course. The results are given below. Before 74 80 72 80 80 67 93 85 91 77 After 73 80 70 83 78 68 90 82 87 75 Provide a 90% CI on the difference. Round your answers to 3 decimals. Provide negative signs when appropriate. Use leading zeros for values less than 1. Lower Limit: Upper Limit: Based on the results of your CI, what is the conclusion to a two-tailed hypothesis test at alpha = .10? Reject Ho / Do Not Reject Ho Do the results suggest there is a difference in means at alpha = .10? Yes / No
Please solve for G, H, and I.
Consider ratings of 4 “Agree” or 5 “Strongly Agree” to mean that test takers have obtained a “high” score on a BRS item. Ratings of 1-3 would be considered “low” item scores. Compute the item discrimination index (d) for BRS Item 3. Enter the values below that you obtain from Excel: Total # of test takers N = _______ 25% of the total # of test takers, or # in the Upper 25% group U = _______ # of test takers in the Upper 25% group for BRS total scores who scored high on item 3 = _______ # of test takers in the Lower 25% group for BRS total scores who scored high on item 3 = _______ Item discrimination index d = ________ ID # Item 1 Item 2 Item 3 Item 4 Item 5 Item 6 BRS Total Score 25 5 5 5 5 5 5 55 24 5 5 2 4 5 5 50 21 5 4 5 3 5 5 48 22 5 5 4 3 3 4 46 23 5 3 3 5 5 2 46 18 4 5 5 4 4 4 44 20 5 5 4 3 3 4 44 16 5 4 5 5 4 3 42 19 4 5 4 1…
5A professor at a local. universily ok her students were hormally distnibuted with a mean of noted that the grade 78 and a Standard deviahon of 1o. a The profesor has informed us Hhat 16.6 percent of her Students recieved arades of A. What is the minium Score Ineeded to receive a grade of A? 1 12.1percent of her students failed the course and reci F3, What was the maximum s core those who recieve- among Cf 33 percent of the students recieve d grades B or bet A's and B's), What is the minimum Score of Those who a ber higher !
A random sample of 300 Italians found that 71.3% eat pasta at least twice a week. Build a 85% CI for the proportion of Italians who eat pasta at least twice a week. a. First, confirm that there are at least 5 successes and 5 failures: There are successes and failures. b. Enter your Cl answer like this: (min,max). Round to three decimals. Be sure to include the parentheses or you will be marked wrong. Submit Question

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