Do you remember the scientific process as you learned it in high school? It all starts with a problem for which you hypothesize an outcome. Next, you test your hypothesis, and experimentation either proves, disproves, supports, or opposes your hypothesis. As you can imagine, this process is used extensively in data science. In this article, we’ll discuss ANOVA and what it has to do with hypotheses and testing. Let’s get scientific! An ANOVA is a statistical model. If you’re not a data scientist or statistician, you’re probably wondering, “What is an Anova?” ANOVA is more than another cool acronym—it’s a statistical method for finding the variance of group means for two or more groups. In other words, it tests for standard deviation in different test subjects. Let’s say we’re testing the average temperature of each month over the course of a year to determine the hottest month of the year. We could use ANOVA to find the hottest and coldest months and determine by how much they’re warmer and colder than other months. Analysis of variance would test the difference in the mean or average temperatures of each month and the answer to that query would be the F statistic. […] read more

Most people have this question on their minds due to the present COVID-19 pandemic. Do antiviral face masks keep your healthy? during this article, we are getting to answer this question from different perspectives. Read on to understand more. interfono da sportello According to the simplest evidence available, if you’re sick, you’ll protect others from getting sick by wearing a mask. Similarly, if you’re around sick people, you’ll protect yourself from the virus. However, confine mind that these masks can’t offer 100% protection against viral infections. By the top of 1800s, surgical masks, aka courtesy masks, became quite common for doctors to use within the operating rooms. Their popularly was sky high within the beginning of 1918 during the influenza pandemic that took the lifetime of over 50 million people over a course of three years. mascherine chirurgiche Around 100 years later, molecular techniques proved that the surgical type could offer strong protection against the flu. apart from this, another study helped researched counter the virus particles found floating round the patients infected with the flu virus. The researchers found that the surgical type reduced the emission of massive viral droplets by 25 folds. However, these products are less effective […] read more