Q9)In University of California among the placement cell,P(students getting placed )=2n/9,P(students not getting placed )=1/3.Find the value of n?

P(students getting placed)=P(students not getting placed)=

Answered: Q9) In University of California among…

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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In a survey, 33% of the respondents stated that they talk to their pets on the telephone. A veterinarian believed this result to be too high, so she randomly selected 210 pet owners and discovered that 66 of them spoke to their pet on the telephone. Does the veterinarian have a right to be skeptical? Use the a=0.01 level of significance. Because npo (1-Po) = satisfied. (Round to one decimal place as needed.) What are the null and alternative hypotheses? 10, the sample size is Ho versus H₁: (Type integers or decimals. Do not round.) Find the test statistic, Zo- Zo = (Round to two decimal places as needed.) Find the P-value 5% of the population size, and the sample the requirements for testing the hypothesis P-value = (Round to three decimal places as needed.) Does the veterinarian have a right to be skeptical? OA. The veterinarian has a right to be skeptical. There is sufficient evidence to conclude that the true proportion of pet owners who talk to their pets on the telephone is less…
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5=1/3(t-6) I keep getting 9 as my answer and I know it’s incorrect but I just don’t understand how to get the correct answer. I attached my work. Will you help me please?
How to answer
912 ピ=の11!!! %3D bli %3D のにe (! 2. utne Find the soILtion to the

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Q9) In University of California among the placement cell, P(students getting placed )=2n/9, P(students not getting placed )=1/3. Find the value of n?