When all members of a group give an incorrect response to an easy question, most people most of the time conform to that response.

Probability and Statistical Inference 9
Nicol (see References) lets the pdf of \(X\) be defined by \(f(x)= \begin{cases}x, & 0 \leq x \leq 1 \\ c / x^{3}, & 1 \leq x<\infty \\ 0, & \text { elsewhere }\end{cases}\) Find (a) The value of \(c\) so that \(f(x)\) is a pdf. (b) The mean of \(X\) (if it exists). (c) The variance of \(

Mathematical Statistics with Applications 7
Problem 167E Let Y be a random variable with mean 11 and variance 9. Using Tchebysheffs theorem, find a a lower bound for P(6 < Y < 16). b the value of C such that P(|Y ? 11| ? C) ? .09.

Engineering Mechanics: Statics 13
The members of a truss are pin connected at joint O. Determine the magnitudes of \(\mathbf{F}_1\) and \(\mathbf{F}_2\) for equilibrium. Set \(\theta = 60^{\circ}\).

Physics for Scientists and Engineers: A Strategic Approach with Modern Physics 3
Problem 62P Communications satellites are placed in a circular orbit where they stay directly over a fixed point on the equator as the earth rotates. These are called geosynchronous orbits. The radius of the earth is 6.37 106 m, and the altitude of a geosynchronous orbit is 3.58 107 m (? 22,000 m

Essential University Physics 3
Starting from rest, a skier slides 100 m down a 28 slope. How much longer does the run take if the coefficient of kinetic friction is 0.17 instead of 0?

Krugman's Economics for AP* 2
True or false? Explain your answer. a. A single-price monopolist sells to some customers that would not find the product affordable if purchasing from a price-discriminating monopolist. b. A price-discriminating monopolist creates more inefficiency than a single-price monopolist because it captures m

Principles of Accounting, Volume 1: Financial Accounting
Which of the following is not a characteristic that sets preferred stock apart from common stock? A. voting rights B. dividend payments C. transferability D. ownership

Biology: The Dynamic Science 5
The degree of relatedness between a parent and its biological offspring: a. is the same as that between full siblings. b. is less than that between brother and sister. c. depends on how many siblings the parent has. d. promotes an individuals reproductive success. e. is the same as between first cous