Determine distance from origin of ship
A ship goes first 5 mi to N 10 W, then 3 mi to S 80 E, then 6 mi to S 20 W, determine distance from origin. Illustrate steps and draw pictures and describe each step.
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Find the following probabilities for the standard normal random variable z. a.) P(z>1.40) b.) (z< -1.25) c.) P(0.51</= 2.76) d.) P (-2.29 < z < 1.45)
A company advertises an average of 42,000 miles for one of its tires. In the manufacturing process there is some variation around the average. Would the company want a process that provides a large or a small variance? Justify your answer.
The value of V of the bank account in which $350 is invested at 7.00% interest, compounded annually is provided by equation below where t is time in years. Determine the value of account after 2 years.
A school has 3 tenth grade classes. All three classes took the same physics test. The mean score for three class were 75, 71, and 78. Can the mean score for all tenth grade students be found through taking the mean of 75, 71 and 78? Discuss.
The mean salary of female employees of one company is 29,525. The mean salary of male employees of the same company is 33,470. Can the mean salary of all employees of company be obtained by determine the mean of 29,525 and 33,470?
Dimensions of the window function ax = x(x+1) explains the area A of opening of rectangular window. Determine dimensions of window if area if opening is to be 36 square centimeters by solving A (x0 = 306.
Make a 90% confidence interval. If the desired error of the estimation is less than 0.1% with 99% confidence, what should the sample size be?
In the year 2001, the average GPA of the college graduates was 3.1. a recent survey of 1000 students estimated an average GPA of 3.3 with the standard deviation of 3.
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