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According to a study done by Nick Wilson of Otago University Wellington, the probability a randomly selected individual will not cover his or her mouth when sneezing is 0.2670.267. Suppose you sit on a bench in a mall and observe people's habits as they sneeze. Complete parts (a) through (c). Would you be surprised if, after observing 18 individuals, fewer than half covered their mouth when sneezing? Why? Yes, it would be surprising, because using the binomial distribution, the probability is . 9200.9200, which is less than 0.05.

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Oceans are becoming more acidic which is detrimental to coral reefs. True False

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2. Use induction on n to show that |un| = n |u| for all strings u and all n.

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B. What is an example of an event, perhaps from your own life or someone you know, that might be described as normative for each of the current generational cohorts? What impact might it have (or did it have)?

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Texts: A curve with the area corresponding to P(34<X<66). Which of the following is equal to P(34<X<66)? A) 8 B) C C) √a D) √a ? P(34×C)

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Determine the power absorbed by the 4 Ohm resistor. $20\angle 0^{\circ} V_{rms}$ 2? j4? j2? j6? 4?

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Question 4 Use the DTFT or discrete-time convolution to determine the autocorrelation function for each of the following signals a) $x[n] = \delta[n - 4]$ b) $x[n] = \delta[n - 4] - \delta[n - 6]$ c) $x[n] = \frac{\sin(0.25\pi n)}{9\pi n}$

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if the white Rock Fire Department invests now in new ladder system for several of its trucks, the department would save $3500 every 3 months in repair payments if interest rate is 8% compounded monthly and the payments are made At the end of every 4 months for 15 years At the beginning of every 4 month for 10 years At the end of every 4 months for 8 years but deferred 4 years At the beginning of every 4 months for 9 years but deferred for 3 years At the end of every 4 months in perpetuity At the beginning of every 4 months in perpetuity.

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There were 1,245 freshmen students to be divided into 27 classes. As much as possible, the classes are to be of equal size. a. How many students will there be in the smaller class? b. How many students will there be in the larger class?

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B A 2p° q° 3p° C O E 5q° D A, B, C, D and E lie on a circle, centre O. AOC is a diameter. Find the value of (a) p. NOT TO SCALE Answer (a) p = [2] (b) q. Answer (b) q = [2]

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richard r.