# Question: Given a sample correlation coefficient r 373 with n

Given a sample correlation coefficient r = .373 with n = 30, can you reject the hypothesis ρ = 0 for the population at α = .01? Explain, stating the critical value you are using in the test.

**View Solution:**## Answer to relevant Questions

Which statement is incorrect? Explain. a. Correlation uses a t-test with n – 2 degrees of freedom. b. Correlation analysis assumes that X is independent and Y is dependent. c. Correlation analysis is a test for the degree ...Which probability distribution (uniform, binomial, Poisson) is most nearly appropriate to de- scribe each situation (assuming you knew the relevant parameters)? a. The number of dimes older than 10 years in a random sample ...In the previous problem, find (a) The 95th percentile of waiting times (i.e., 95 percent below); (b) The first quartile of waiting times; (c) The mean time between arrivals. Assuming independent arrivals with a mean of 2.5 arrivals per minute, nd the probability that in a given minute there will be (a) Exactly 2 arrivals; (b) At least 3 arrivals; (c) Fewer than 4 arrivals. (d) Which probability ...Which statement is not correct concerning a p-value? Explain. a. Ceteris paribus, a larger p-value makes it more likely that H0 will be rejected. b. The p-value shows the risk of Type I error if we reject H0 when H0 is ...Post your question