# Question

Why are the long-wavelength microwaves that permeate the universe considered to be evidence of the Big Bang?

## Answer to relevant Questions

Why is there a lower limit on the mass of a star? Why is there an upper limit to the mass of a star? There are four activities along the critical path for a project. The expected values and variances of the completion times of the activities are listed here. Determine the expected value and variance of the completion time ...Refer to Exercise 7.63. Compute the expected value and standard deviation of the portfolio composed of 30% stock 1 and 70% stock 2.An investor is given the following information about the returns on twostocks:In the United States, voters who are neither Democrat nor Republican are called Independents. It is believed that 10% of all voters are Independents. A survey asked 25 people to identify themselves as Democrat, Republican, ...Given that X is a Poisson random variable with μ = .5, use the formula to determine the following probabilities.a. P(X = 0)b. P(X = 1)c. P(X = 2)Post your question

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