Name_ ID_ STATISTICS (V31. 0018.009) New York University Inst. Luis J. Hall Spring 2006 THE EXAM CONTAINS FOUR QUESTIONS. PLEASE MAKE SURE TO ANSWER ALL OF THEM Solve the problem. All question in the problem has the same number of points. 1) (30 poin
Statistics I Jun Nie RCT: Tues 2 3:15 Homework 6 Section 6-2: 4, 6, 8, 12, 16, 18, 24, 30, 32, 36, 40 4. The "Bell Shape" is a symmetrical "hill" with the peak at Z = 0, and tapers off to both sides, approaching zero. The area of the function from
Statistics I
Recitation Tuesday 2 3:15
Section 5-2 4,8,12,16,20,24 4. This reasoning is not correct. Getting 3 girls out of 5 births would imply that there is a 60% chance of giving birth to a girl, which is not true. A better approach would be to
Statistics I Professor Nie Homework Assignment 3 Recitation Tuesday 2:00 3:15 Section 3-2: 2, 6, 8, 10, 16, 20 2. The median does a better job because the professor is an outlier, skewing the mean of the group. The median is not affected very much b
Statistics I Professor Jun Nie Section 4-2 4, 6, 8, 14, 22, 26
Recitation: Tue 2-3:15
4. I have been on an elevator very many times, and have never gotten stuck between floors. Therefore the probability that the next time the elevator will get stuc
Statistics I: Professor Jun Nie Homework Assignment 2 Section 2-2 2, 4,8,12,16,22,26 2. No. Though she has the frequency distribution of the sample, it is impossible to recreate the original sample data. With more information, such as standard deviat
Chapter 3
Probability
Objectives
Develop probability as a measure of uncertainty Introduce basic rules for finding probabilities Use probability as a measure of reliability for an inference
2
Events, Sample Spaces and Probability
Experiment proce
Exam Name_
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. Solve the problem. 1) Consider the probability distribution shown here. x p(x) 6 1 3 8 1 3 10 1 3 1)
Let s2 be the sample variance for a r
First Exam Statistics, Spring 2006 New York University Inst. Luis J. Hall ID_
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. Solve the problem. 1) A manufacturer of cellular phones has decided that
Statistics I - Jun Nie rct Tuesday 2PM Homework 7 Section 7-2 4,6,10,12,14,16,20 4) No. After finding the sample proportion of the class, the student will only have a statistic describing college students and their outstanding loans. This statistic