Statistics 201 Homework

 

MATH107 Introduction to Probability and Statistics - Spring 2011

Syllabus

Exams


DateTopicHomeworkDue
101/13
Chapters: 1 and 2 read Chapters: 1 and 2
01/15
201/18
Section 4.1: Experiments, sample spaces and events read sections 4.1 and 4.2
01/20
301/20Section 4.2 An introduction to probability HW#1: Chapter 4, Exercises: 4, 6, 8, 10, 16, 20, 28, 30, 34, 36, 38, 42, 44a-c, 48, 54 Solutions 01/25
401/25Section 4.3: Counting techniques read section 4.3
01/25
501/27Sections: 4.3 Counting rules and 4.4 Conditional probability HW#2: Chapter 4, Exercises: 60,64, 66,78, 82, 92, 96, 98, 104, 114
Solutions
02/01
602/01Section 4.5: IndependenceHW#3: Chapter 4, Exercises: 118, 120, 128, 142, 144
Solutions
02/03
702/03 Review of Chapter 4 Thursday, February 3: Extended office hours: 2PM-4PM, ADDITIONAL REVIEW SESSION: W201 6PM-8PM: HELP SESSION: MONDAY, FEBRUARY 7, 2PM-4PM, room N410 (BOYI YANG) 02/03
802/08 Midterm Exam #1: Chapter 4, Homework: #1, #2, #3 Results: 20, 20, 20, 19, 13.5, 19.5, 10.5, 17.5, 20, 20, 18, 18.5, 13.5, 17, 17.5, 19.5, 19, 20, 13, 19, 19, 16.5, 14.5, 17, 13.5, 19.5, 15.5, 18.5, 20, 15, 17.5, 19.5, 16, 16, 14, 19, 20, 14, 18.5, 17, 20, 20, 16.5, 14.5, 18.5, 18, 17, 12.5, 19.5
Solutions
02/08
902/10 Sections 5.1 and 5.2: Random variables and probability distributions for discrete random variables HW#4: Chapter 5: 2, 6, 8, 10, 12, 16, 18, 22, 24
Solutions
02/14
1002/15Section 5.3: Mean, variance and standard deviation for a discrete random variableread sections 5.3, 5.4 and Chapter 3 (sections 3.1, 3.2 and 3.3) 02/17
1102/17Section 5.4: The binomial distribution
HW#5: Chapter 5: 28ab, 30ab, 38ab, 42ad, 46, 50, 52abc, 56abc, 60, 66
Solutions
HELP SESSIONS: EVERY WEDNESDAY, FROM 3:30PM TO 5:30PM, ROOM N410 (BOYI YANG)
02/22
1202/22 Section 5.5: Other discrete distributions: the geometric distribution read Section 5.5
02/22
1302/24Section 5.5: The Poisson and the hypergeometric distribution
HW#6: Chapter 5: 72, 74, 76, 78, 82, 84, 86, 90
Solutions
03/01
1403/01Sections 6.1 and 6.2: Probability distributions for continuous random variables and the Normal distribution
read Sections 6.1 and 6.2 03/01
1503/03Sections 6.2 and 6.4: The Normal and the Exponential distribution
HW#7: Chapter 6: 2, 4, 6, 8, 10, 12, 20, 22, 26, 30, 34, 40, 46
Solutions
03/15
--03/07Spring Break
Have fun!03/11
1603/15 Review of Chapters 5 and 6 Tuesday, March 15: Extended office hours: 2PM-4PM, ADDITIONAL REVIEW SESSION: W201 6PM-8PM
Help session, Wednesday, March 16, 3:30PM-5:50PM, room N410 (Boyi Yang)
03/15
1703/17Midterm Exam #2
Chapter 5 and Chapter 6 (Homeworks: 4, 5, 6, and 7)
Results: 25, 25, 25 ,25, 25, 25, 25, 25, 25, 25, 24, 24.5, 23, 22.5, 23, 24.5, 11, 24, 22, 24, 21, 25, 24.5, 22.5, 16, 21, 24.5, 23.5, 20, 22.5, 23.5, 21.5, 17, 23.5, 22.5, 21, 22.5, 21, 25, 23.5, 20.5, 14.5, 24.5, 21.5, 13, 22.5, 16, 17
Solutions
03/17
1803/22Sections 7.1 and 7.2: Statistics, parameters, and sampling distributions. The sampling distribution of the sample mean
read Sections 7.1, 7.2 and 7.3 03/22
1903/24 Section 7.3: The distribution of the sample proportion
HW#8: Chapter 7: 2, 6, 8, 18, 20, 24, 26, 30, 46, 48, 50, 56
Solutions
03/29
2003/29Sections 8.1, 8.2 and 8.3: Point estimation. Confidence intervals for a population mean Read Sections 8.1, 8.2 and 8.3 03/29
2103/31 Section 8.4: A large-sample confidence interval for a population proportion.
HW#9: Chapter 8: 6, 14abc, 16ab, 20, 22, 42abc, 46, 48, 56, 66, 68, 78, 82, 94, 102, 104, 108, 114
Solutions
04/07
2204/05Section 8.5: A confidence interval for a population variance.
Sections 9.1 and 9.2: The parts of hypothesis test and choosing the alternative hypothesis. Hypothesis test errors.
Read Sections 9.1 and 9.2
04/05
2304/07 Sections 9.3, 9.4, 9.5, 9.6: Hypothesis tests concerning a population mean when variance is know and unknown, p-values. Large sample tests concerning a population proportion.
HW#10: Chapter 9: 4, 10, 12, 16, 26, 28, 48, 62, 68, 73, 86ace, 90, 102, 108, 116, 144ab, 154, 160
Solutions
04/12
2404/12 Sections 9.7 and 10.5: Hypothesis tests concerning a population variance. Comparing two population variances. Read Section 9.7 and Chapter 10
04/12
2504/14 Sections 10.1, 10.2, 10.3 and 10.4: Comparing two population means and proportions.
Review session at 6:00PM, Thursday, April 14, MSC Room W201,
Monday April 18: consultation day, MSC E416
Additional help session: Monday, from 3:30PM to 5:30PM, ROOM N410 (Boyi Yang
HW#11 (take home exam due Tuesday, April 19 at 11:30AM, 5 points - one point each problem ):
Chapter 10: 28a, 36a, 58ab, 82, 104
Solutions
04/19
2604/19 Midterm Exam #3
Results: 22, 13, 29, 26, 24, 27.5, 30, 30, 25, 26, 26, 23, 22, 6, 30, 28, 20.5, 22, 28, 27, 23.5, 27, 22, 30, 28, 20.5, 28.5, 21, 30, 30, 30, 30, 29.5, 28, 26, 29.5, 29.5, 30, 28, 11, 29.5, 21.5, 28, 29, 30, 30, 25, 29
Solutions
04/19
2704/21 A review of Midterm Exam #3.
Solutions of Midterm Exam #3 problems. Course evaluation. 04/21
 
 

ST 430: Probability and Mathematical Statistics II
Spring 2007

Mon, Wed and Fri, E202 Engineering, 11:00am-11:50am


Instructor:

  • Richard A. Davis
  • email: rdavis@stat.colostate.edu
  • office: Rm 201 Statistics Building
  • phone: 491-7321
  • office hours:
    • Tue: 4:00pm-5:00pm
    • Also by appointment
    • Additional office hours will be scheduled before midterms and the final exam
  • Final exam is scheduled for Thursday May 10, 2007, 1:30-3:30.
Note: the best way to contact your instructor is by email.

Last update: 01/02/07

Note: you should visit this page on a regular basis


Announcements, news etc:

  • [04/05] Practice Final click here.
  • [04/05] Office hours during finals week are Tuesday 5-6:00 and Wednesday 4-5:00.
  • [04/04] The Final is scheduled for Thursday May 10. It will be comprehensive covering material from Chapter 5 through Section 11.3. You will be given a table of moment-generating functions for various distributions and the look-up tables for the z, t, chi-square, and F distributions. You are allowed three "cheat-sheets" (8.5 by 11 inches), both sides. Please bring a calculator and paper for your answers.
  • [04/10] Midterm 2, click here.
  • [03/31] Practice Midterm 2, click here.
  • There will be an extra office hour on Thursday April 5 in the library (room 213, our usual meeting place) of the Statistics Building.
  • Dan will go over the practice midterm on Wedneday, April 4 in class.
  • Dr. Dan Cooley will be substituting for me the week of April 2. He will have office hours on Tuesday April 3 at our usual time 4-5:00.
  • [03/26] Midterm II is scheduled for Friday April 6. It will cover material through Section 7.5 of the text. You will be given a table of moment-generating functions for various distributions and the look-up tables for the z, t, chi-square, and F distributions. You are allowed two "cheat-sheets" (8.5 by 11 inches), both sides. Please bring a calculator and paper for your answers.
  • Office hours on Tuesday, March 6, will be changed from 4-5:00 to 3:30-4:20.
  • You may redo your midterm and turn it in on Feb 28. The results of this "retake" will be used to help students in bordline cases at the end of the semester.
  • [02/26] Midterm 1, click here.
  • [02/19] Practice Midterm 1, click here.
  • [02/09] Midterm I is scheduled for Feb 23.
  • [01/23] Office hours are cancled today.
  • [01/22] Richard will be gone Monday and Tuesday. Josh French will lecture on Monday.

Some useful links:


Homework:

0 Replies to “Statistics 201 Homework”

Lascia un Commento

L'indirizzo email non verrà pubblicato. I campi obbligatori sono contrassegnati *