Tutoring statistics, calculators are important. The tutor mentions how to use inverse normal on the Casio fx-991ES PLUS C. The following is according to my understanding. I mention the concept of the inverse normal in my post from January 25, …
Statistics: inverse normal on the Casio fx-991ES PLUS C Read more »
Tutoring statistics, one uses all kinds of calculators. The tutor gives an example of how to use the Casio fx-991ES PLUS C for normal cdf calculations. The following is according to my understanding. As calculators go, it seems to me …
Statistics, calculator usage: the normal distribution on the Casio fx-991ES PLUS C Read more »
Tutoring statistics, one encounters various electronic facilities. The tutor compares Google Sheets with the TI-83 Plus using the normal cdf. The following is according to my understanding. My earlier coverage of a Google Sheets way to use the normal cdf …
Tutoring statistics, devices come up. The tutor mentions using the normal cdf on the TI-83 Plus. I mention the normal cdf with Google Sheets in in my post from January 24, 2026. It’s used to calculate, with reference to an …
Tutoring statistics, normal and inverse normal are common functions related to the normal distribution. The tutor mentions inverse normal, aka inverse normal cdf. The following is according to my understanding. In my post from yesterday I mention using the normal …
Statistics, spreadsheets: using inverse normal on Google Sheets Read more »
Tutoring statistics, normal distribution and normal cdf, etc, are often referenced. The tutor mentions some everyday ideas with an example on Google Sheets. The following is according to my understanding. In statistics, the normal distribution is probably the most used …
Statistics, spreadsheets: using the normal cdf on Google Sheets Read more »
Tutoring statistics, fundamental ideas about the normal distribution are important. The tutor mentions the difference between normal and standard normal. I begin about the normal distribution in my post from Nov 17, 2014. That post mentions some familiar concepts about …
Statistics: normal distribution vs standard normal distribution Read more »
Self-tutoring about statistics: the tutor mentions some intriguing ideas (and resources they came from) about degrees of freedom. Degrees of freedom (df) is a concern in calculating statistics, eg., the t or Chi-squared, since the higher the df, the 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 …
Self-tutoring about statistics: the tutor asks a question. What percent of marriages last 25 years? Thirty-five percent, apparently. That’s in the US, 2011. Source: census.gov