Self-tutoring about smartphone features: the tutor mentions a quick fix for the wrong location. I decided to check my location on my phone, and discovered I was a few blocks away. How could it be? I checked the Internet; one …

Electronic lifestyle: location by smart phone Read more »

Self-tutoring about everyday computer situations: the tutor mentions one that can be tiring. Occasionally, one might want to know if a term exists within a web site. Using a search bar, one might check for said term. A page might …

Computer skills: why a search might return a page that doesn’t seem to have the search term Read more »

Self-tutoring about the binomial distribution: the tutor mentions a couple of criteria for approximating it to the normal distribution. The binomial, given enough trials, settles into a normal distribution. Yet, how many trials, or what other conditions, might suggest this …

Statistics: the two “five” criteria Read more »