Recent content by PARAJON

HI group, I was wondering if someone can check my answers to see if I'm right on the following questions. Thanks! Alex 1.) The 95% confidence interval states that 95% of the sample means of a specified sample size selected from a population will lie within plus and minus 1.96...

I have a question that I would like your assistance to see if I have the correct info: In 1990 there were 9.19 million cable TV subscribers. By 2000 the number of subscribers increased to 54.87 million. What is the geometric mean annual increase for the period ? Answer...

i DON'T KNOW. I thought that 89% was the only answer

I need help on this problem.. my answer that i get is the following for A, but I'm not sure. can you help me with a and b. thank you...;. In a binomial situation n=5 and pie = .40 Determine the probabilities of the following events using the binomial formula. a. x = 1 n = 5...

I would like your assistance with the following: The mean income of a group of sample observations is $500; the standard deviation is $40. According to Chebyshev’s theorem, at least what percent of the incomes will lie between $400 and $600? Possible answer: At least 8/9 or 89% of...

I need help on the following Questions that I'm working on. Can someone explain to me and show me how they came up with the answers. Thank you. :confused: #1 The events X and Y are mutually exclusive. Suppose P(X) = .05 and P(Y) = .02. What is the probability of either X or Y...