ANSWER COMPLETELY FOR UPVOTE ● Question 18The z-scores of the test results of a sample of 43 students follow the T-distribution with 42 degrees offreedom. Let X be the z-score of a randomly selected student.1. Describe the distribution of X:P(X<-1.7)=0.05X<0P(X<2)UN2. Use the random variable notation to express symbolically each of the following:P(X<-1.7)=0.05|X<0P(X<2)P(X<-1.7)=0.05X<0P(X<2)✓ The probability of an event in which the z-score of a randomly selectedstudent is less than -1.7 is equal to 0.05.✓An event in which the z-score of a randomly selected student is less than 0.✓ The probability of an event in which the z-score of a randomly selectedstudent is less than 2.ii. more than 2:X-? (df=3. Use technology to find the probability that the z-score of a randomly selected student is:i. less than 0:iii. between -1 and 0.7:Ziv. more than 9.6:v. less than 12.3:4. Find the 2-th percentile:I 2%(round the answer to 2 decimal places)(round the answer to 2 decimal places)(round the answer to 2 decimal places)(round the answer to 2 decimal places)(round the answer to 2 decimal places)(round the answer to 2 decimal places)

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Question 18 The z-scores of the test results of a sample of 43 students follow the T-distribution with 42 degrees of freedom. Let X be the z-score of a randomly selected student. 1. Describe the distribution of X: P(X<-1.7)=0.05 X<0 P(X<2) P(X<-1.7)=0.05 X<0 P(X<2) 2. Use the random variable notation to express symbolically each of the following: P(X<-1.7)=0.05 X<0 P(X<2) ii. more than 2: ✓ The probability of an event in which the z-score of a randomly selected student is less than -1.7 is equal to 0.05. X-? ✔ ? ✓An event in which the z-score of a randomly selected student is less than 0. iii. between -1 and 0.7: LNBT iv. more than 9.6: T U N ✓ The probability of an event in which the z-score of a randomly selected student is less than 2. 3. Use technology to find the probability that the z-score of a randomly selected student is: i. less than 0: v. less than 12.3: (df= 4. Find the 2-th percentile: X 2% (round the answer to 2 decimal places) (round the answer to 2 decimal places) (round the answer to 2 decimal places) (round the answer to 2 decimal places) (round the answer to 2 decimal places) (round the answer to 2 decimal places)

Question 18 The z-scores of the test results of a sample of 43 students follow the T-distribution with 42 degrees of freedom. Let X be the z-score of a randomly selected student. 1. Describe the distribution of X: P(X<-1.7)=0.05 X<0 P(X<2) P(X<-1.7)=0.05 X<0 P(X<2) 2. Use the random variable notation to express symbolically each of the following: P(X<-1.7)=0.05 X<0 P(X<2) ii. more than 2: ✓ The probability of an event in which the z-score of a randomly selected student is less than -1.7 is equal to 0.05. X-? ✔ ? ✓An event in which the z-score of a randomly selected student is less than 0. iii. between -1 and 0.7: LNBT iv. more than 9.6: T U N ✓ The probability of an event in which the z-score of a randomly selected student is less than 2. 3. Use technology to find the probability that the z-score of a randomly selected student is: i. less than 0: v. less than 12.3: (df= 4. Find the 2-th percentile: X 2% (round the answer to 2 decimal places) (round the answer to 2 decimal places) (round the answer to 2 decimal places) (round the answer to 2 decimal places) (round the answer to 2 decimal places) (round the answer to 2 decimal places)

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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