Denominator degrees of freedom
If Y is a random variable that has an F distributions with v1 numerator and v2 denominator degrees of freedom, show that U=1/Y has an F distributions with v2 numerator and v1 denominator degrees of freedom.
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Twelve children are divided into three groups, of five, four, and three children, respectively. In how many ways can this be done if the order within the group is not important?
A Broadway theater offers 3 tickets per performance at 70% discounted price by drawing random lottery to the people waiting in a line before the show. Today, 10 people are waiting in a line to win a lottery.
These 7 rules are as follows: no smoking, regular exercising, use alcohol, get 7 to 8 hours of sleep, maintain proper weight, eat breakfast, and do not eat between meals. In how many ways can a person adopt five of these rules to follow:
A medical researcher wishes to estimate what proportion of babies born at a particular hospital are born by caesarean section. in a random sample of 121 births 25% were caesarean. Find the margin of error for the 95% confidence interval.
At Western University the historical mean of scholarship examination scores for freshman applications is 920. A historical population standard deviation s = 165 is assumed known. Each year, the assistant dean uses a sample of applications to deter
The data below gives the logarithm to the base 10 of the volume occupied by algal cells on succesive days, taken over a period for which the realtive growth rate is approximately constant:
Make a point estimate of the population mean difference in accuracy performance for music versus no music in the classroom. Compute the 90% confidence interval for the population mean difference.
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Identify problems and concerns that contributed to the many race-related protests and unrest during the 2020 year.
Q1. Explain how the Code of the Suburbs differs from the Code of the Street? Q2. Explain your general thoughts on the book.
This week watch the 3 short video clips below about cultural appropriation. These videos will redefine terms like cultural appropriation
Staying with Nigeria, rewind the year to 1950. Using the +5 year control, fast forward in 5 year increments until you reach 2020.
Question: What is meant by indigenismo (Keywords in Week 2)? What is las cronicas de castas (Cope)?
Based on the chapter by Allen Furr on the sociology of mental illness, How do sociological models help you understand mental illness differently
Real-Life Cat and Mouse Chase: Understanding the Perceptions and Attitudes of Street Vendors of Metro Manila towards MMDA Regulation No. 03-004