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Question: Language study. Choose a student in grades 9 to 12 at random and ask if he or she is studying a language other than English. Here is the distribution of results:
Language: Spanish French German All others None
Probability: 0.302 0.080 0.021 0.022 0.575
(a) Explain why this is a legitimate probability model.
(b) What is the probability that a randomly chosen student is studying a language other than English?
(c) What is the probability that a randomly chosen student is studying French, German, or Spanish?
a simple random sample of 40 salaries of ncaa football coaches as a mean of 415953 and a standard deviation of 463364.
Estimate the variance and standard error of the sample mean for a random sample of n = 8 subjects from whom you get - 2, 6, 10, 1, 15, 22, 11, 29.
Content analysis is the study of communication, whether it is television, movies, books, or speeches. For this assignment you will conduct a content analysis of the use of Salvia divinorum on YouTube. Before you begin your research, below is some ..
From Group of 40 People, a jury of 12 people is selected. In how many various ways can a jury of 12 people be selected?
Tell what each of the residual plots below indicates about the appropriateness of the linear model that was fit to the data.
the desired percentage of sio2nbspin a certain type of aluminous cement is 5.5. to test whether the true average
What is the probability that he can open the lock at random if he knows that the numbers in the combination cannot be repeated?
An instructor in a Statistics course teaches in two classes: Class A and Class B. Class A has 16 students while class B has 25 students. On the same examination, although there was no significant difference in the mean grades, class A had a standa..
College Students' Seating Choices and Motivation to Achieve.This activity is a revision of an activity found in Real Data: A Statistics Workbook Based on Empirical Data by Z. C Holcomb (1997). Published by Pyrczak Publishing.
1. Suppose that you are given the following results. Find the correlation coefficient of the data: sx = 9.697, sy = 16.100, b = 1.310
What do we call disconnecting from a traumatic emotion without denying, repressing or reshaping it in any way?
what is the final conclusion obtained when testing the claim that p gt 0.25 given that the p-value is 0.5555?p lt
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