10/14 W  Midterm Exam  
10/12 T  Preparing to Midterm Exam 
To prepare for the Midterm Exam: 
October 11  Columbus Day, College is closed  
10/07 Th  Topics to cover: Section 3.3 Basic rules of probability 
HW 9 (due date: Friday, October 15^{th}):

10/05 T  Topics to cover: Section 3.1 History of probability, Section 3.2 Basic terms of probability 
HW 8 (due date: Monday, October 11^{th}):

09/30 Th  Topics to cover: Supplement to Chapter 4: percentiles Section 7.4 Prime numbers and perfect numbers, Section 7.5 Fibonacci numbers and the golden ratio 
HW 7 (due date: Friday, October 8^{th}):

09/28 T  Topics to cover: Section 4.1 Population, sample and data (pie charts) Section 4.2 Measures of central tendency Lecture slides: Section 4.2 Video recordings: 1) Pie charts (finishin up Section 4.1) 2) Section 4.2 
HW 6 (due date: Tuesday, October 5^{th}): 
09/23 Th  Topics to cover: Section 4.1 Population, sample and data (we didn't do the pie charts yet, we will begin with them on Monday) Lecture slides: Section 4.1 Video recording of the meeting I will try to come up with nice problems for HW4 (they will be at Google Forms) by Friday night. I will keep you posted! Selfdevelopment:you can read and learn about the relative frequency density histogram here: Section 4.1: relative frequency density histogram 
HW 5 (due date: Friday, October 1^{st}): 
09/21 T  Topics to cover: Section 2.5 Infinite sets We went over the onetoone correspondense and countable sets. I also made an introduction into the uncountable sets (starting from slide 55) but it will be left for selfdevelopment (you will not be tested for this material). Lecture slides: Section 2.5 Video recordings: 1) working on problem 8, HW2 (We mutually agreed that this problem should be removed from HW assignment) 2) lecture (Section 2.5) 
HW 4 (due date:Friday, October 1^{st}):

September 15  16 No classes scheduled at BCC (Yom Kippur)  
09/14 T  Topics to cover: Sections 2.3 Introduction to Combinatorics  we will continue with Factorials Sections 2.4 Permutations and combinations (we will go up to slide 59). Selfstudy: from slide 55 an on. Lecture slides: Section 2.3, Section 2.4 Videos of today's meeting: 1) Finishing up Section 2.3 (Factorials)  we didn't do the last exercises. Look for the solutions in the slides. 2) Section 2.4 (we worked up to slide 48  did Example 7, item d). You can see the rest of the solutions to example 7 in the slides. The rest is for selfdevelopment The Math Tutorial Lab will provide tutoring support during Fall 2021 as follows: September 1, 2021  December 21, 2021 Virtually: Monday  Thursday: 10 am  10 pm Friday: 12 pm  6 pm Appointments are not required; For virtual support, students may visit our BCC Tutoring Tab (located at the upperright) via Blackboard to access support service InPerson (Starting September 7, 2021) Monday  Saturday: 12 pm  6 pm Meister 227 By appointment only, via the following link: https://calendly.com/bcclearningcommons Closed on holidays Student may utilize Tutor.com for their tutoring support needs outside of this timeframe. 
HW 3 (due date: Thursday, September 23^{rd}): 
09/09 Th  Topics to cover: Sections 2.3 Introduction to Combinatorics  we covered everything up to Factorials. We willcontinue with Factorials in our next meeting. Lecture slides: Section 2.3  not updated yet Videos of today's meeting: 1) I'm discussing problems 15 and 16 from HW 01 2) We began covering Section 2.3 andd stopped at the moment of decision tree for 2 pairs of jeans, 3 shirts and 2 pairs of shoes. 3) continues with the 2 pairs of jeans, 3 shirts and 2 pairs of shoes example, up to exercise 1 4) From exercise 1 and on 
HW 2 (due date: Tuesday, September 21^{st}): 
September 38 No classes scheduled at BCC September 6th  college is closed 

09/02 Th 
Topics to cover: Sections 2.1 Sets and set operations  finishing up 2.2 Applications of Venn diagrams Lecture slides: Section 2.2 Video recordings: 1. Finishing up Section 2.1 2. Doing Section 2.2 

08/31 T  Topic to covered: Sections 2.1 Sets and set operations (from Universal set and subsets up to slide 80: Complement of a set) Video of today's meeting: video recording of the lecture Lecture slides: Section 2.1  we continued from slide 29: Universal set and subsets, and stopped at the slide 80. 
HW 1 (due date: Tuesday, September 14^{th}): 
08/26 Th  Welcome to the course!
Today we: * talked about class structure, * began covering Section 2.1 Sets and set operations Lecture slides: Section 2.1  we stopped at the slide 29: Universal set and subsets Videos of today's meeting: video recording of the class structure video recording of the lecture Todo by Tuesday, August 31st: 1) order/get the textbook 2) check access to the first two available chapters at BCC eReserves! Check both MTH 21 and MTH 21.5  you will find chapters 2, 3, 4, and 5 there! 3) Visit the WeBWorK: login and check that you can see the first assignment! For your login and password: use your first name and last name, all lower case letters, no spaces, no commas. Initially your login name and your password are the same! Example: for the name Anna Maria Smith, the login would be: annamariasmith, and the password will be the same: annamariasmith Important: after logginin, please change your password and enter your email in User Settings. 