Finding and interpreting a confidence interval for a population mean (σ unknown)

Howdy! I’m Professor Curtis of Aspire Mountain Academy here with more statistics homework help. Today we’re going to learn how to find and interpret a confidence interval for a population mean when the population standard deviation is unknown. Here’s our problem statement: A clinical trial was conducted to test the Continue Reading

Confidence interval for the mean in Excel

This is Stephanie from and in this video I’m going to show you how to find the confidence interval for the mean in Microsoft Excel. The first step is to enter your data into a single column. I’ve entered my data into column A. Next click the Data tab Continue Reading

Mean, Median, and Mode: Measures of Central Tendency: Crash Course Statistics #3

Hi I’m Adriene Hill, and welcome to Crash Course Statistics. In the last video we tried to make sense of ginormous numbers. And teeny-tiny numbers. Today we’re going to talk about less showy numbers. The numbers stuck in the middle. The averages. The medians. The modes. They may not seem Continue Reading

What the hell does SOCIALISM mean?

Hola! I’m in Cuba! A country that has amazingly survived the fall of its Soviet patron (the USSR), increased isolation and food shortages (due in part to a 50 year trade embargo by the USA). But I’m here as a tourist, drinking a $4 mojito and relaxing on a beach. Continue Reading

I’m Not Accepted for My Religion

I’ve always been one of the only Jewish people in my town. I’m not super religious. My parents didn’t force their religion on me but I still believed in it. In elementary school a lot of kids went to church and there’s nothing wrong with that. Everyone’s allowed to have Continue Reading

Trump on Democrats calling him a white nationalist: ‘I don’t like it’

-Does Democrats calling you and your supporters a white nationalist and a white supremacist help you? -I don’t think it helps. First of all, I don’t like it when they do it, because I am not any of those things. I think it’s a disgrace. And I think it shows Continue Reading

Sociological Modernism: Karl Marx I

welcome to the fourth lecture of the course on sociological perspectives on modernity in the last lecture we have discussed the central philosophical and political foundations of critical modernist paradigm in sociology namely holism or totality reflexivity rationality and social movements ok and ah and then i mean these these Continue Reading

What Does the Spanish Flag Mean?

Welcome to Spain, home to bullfighting, world class football teams, 89 cathedrals, beautiful beaches, and siestas. Officially the Kingdom of Spain, Spain is kind of like a kingdom of kingdoms, much like how the United Kingdom is, as well. The UK flag represents three different kingdoms that make up the Continue Reading

Overweight woman body-shamed, charged extra during pedicure | What Would You Do? | WWYD

Hi there, I have a job interview in an hour and I desperately need a pedicure Okay. Um, I guess I can help you take a seat, but be careful Just so you know, I'm gonna have to charge you a service fee because how do you say it You're Continue Reading