Tutoring math, you get asked about statistics. The tutor offers an interpretation of mean and standard deviation. Back when I was in university, there was a 2nd-year statistics course. It was the introductory stats course and was required for many …
Statistics: the meaning of mean and standard deviation Read more »
Tutoring high school math, you work with radicals. The tutor discusses simplifying fractions with radicals. I’ve written several articles about working with radicals; you’ll find them by keying “radicals” in the search box. Ones that might be helpful towards this …
During his math degree, the tutor used a minimal TI scientific. Nowadays, during tutoring, he sees so many calculators with amazing features…. The Casio fx-991ES NATURAL DISPLAY is, in my opinion, comparable to a Sharp WriteView. Their screens are deeper …
Tutoring math, it’s important to remember the “everyday” side of the subject. With mass midpoint, the tutor begins towards the topic of centre of gravity. Centre of gravity is a concept you oft hear mentioned. Most athletes know that, with …
Mass midpoint: a primer towards centre of gravity Read more »
Tutoring high school math, you don’t always see financial calculators; more often, you might see the TI-83 grapher. The tutor recalls the TI BA-35’s use in accounting courses…. The TI BA-35 is a classic among financial calculators. It’s got that …
Equivalent annual rate, continued: finding it on the TI BA-35 Read more »
Tutoring financial math, this is an important concept. The tutor introduces it. Back in my September 18 post, I discussed the general case of compound interest. Now we turn to the question: how do we compare 3% interest compounded annually …
Tutoring high school math, the pigeonhole principle might not come up very often. Because of its applications to everyday life, the tutor often thinks of it. Back in my May 23 post, I introduced the pigeonhole prinicple. I pointed out …
Tutoring math, you spend lots of time with calculators. The tutor noticed a function the other day that’s convenient and fun. My high school math students love the Sharp EL-520W – or its newer counterpart, which might be the EL-531. …
Calculator usage: Random numbers with the Sharp EL-520W Read more »
Tutoring math, you’re often asked, “Will I ever use this in life?” About this particular topic, the math tutor responds, “I hope so.” Back in my October 16 post on mortgage payments, I opened the topic with the use of …
Tutoring math, the uptick in interest about financial math doesn’t go unnoticed. The tutor responds. The TI-83 Plus, aka the graphing calculator, has a time value of money solver. When you press APPS, then select FINANCE, it’s the first choice …
Financial math: negative signs with the TI-83 Plus TVM solver Read more »