Correlation coefficient among the pairs
Assume n sticks, each of length 10 units, are broken in two pieces at the random. If xi is the longer piece and yi the shorter from ith stick. i=1,2,.....,n. what is the correlation coefficient among the pairs (xi ,yi),......,(xn , yn)?
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If the null hypothesis is accepted if and only if observed value of the random variable is less than 3, find the probabilities of type I and type II errors.
Assume the time it takes data collection operator to fill out electronic form for the database is uniformly between 1.5 and 2.2 minutes. Determine the mean and variance of the time it takes an operator to fill out the form?
A gambler plays n hands of the poker. If he wins the kth hand, he gathers k dollars; if he loses the kth hand, he gathers nothing. Let T denote his total winnings in n hands. Supposing that his chances of winning each hand are constant as well as
Whenever the uniform random choice for first digit results in a 0, we use a 1 instead. With the new PIN generation, find probability of user U5 having PIN 1301?
Do the sample data support the claim that both alloys have same melting point? Employ a fixed-level test at alpha = .05 and suppose that both populations are normally distributed and have the same standard deviation. Determine the P-Value for this
The melting points of two alloys employed in formulating solder were investigated through melting 21 samples of each material. The sample mean as well as standard deviation for alloy 1 was X1= 420.48 and S1= 2.34. And for alloy 2 they were X2= 425
Ten weeks of data on Commodity Futures Index are 7.35, 7.40, 7.55, 7.56, 7.60, 7.52, 7.52, 7.70, 7.62, and 7.55. Compute the exponential smoothing forecasts for a = .2.
Your boss has inquired you to put together the report showing relationship between the two variables. What to present and why?
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Question: Ask them to identify any type of multicultural problem in Oregon or anywhere. Why is it a problem?
Are they willing to learn about different cultures? Yes or No. Why? I'm willing to learn about different cultures, I'm Asian and I know my culture
Problem: Have they or someone they know ever been discriminated against? Yes or No.
Stereotypes and discrimination create impacts of community values and attitudes and can result in social devaluation and marginalisation
Oscar tested whether an individual's political affiliation varied by how many years of college education an individual had attained. What is Oscar's dependent
For the article, "some people have a really hard time admitting what she admits to here", by elizabeth grattan. How does society analyze the issue
In this article Jeremy Markel criticizes Walmart and other major stores such as Justice and Pink (Victoria's Secret teen-friendly store).