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Suppose you are testing versus . A random sample of 740 items shows that 207 have this characteristic. With a .05 probability of committing a Type I error, test the hypothesis.
The value of the test statistic rounded to 2 decimal places is z = and we reject the null hypothesisfail to reject the null hypothesis.
The tolerance is +/- 0.05.
In order to help you through college, your parents just deposited $20,000 into a bank account paying 6% interest. Starting tomorrow you plan to withdraw equal amounts from the account at the beginning of each of the next four years. What is the MO..
If C is the curve given by r(t) = (1+4sint)i + (1+5sin^2t)j + (1+3sin^3t)k, (0) is less than or equal to (t) is less than or equal to (pi/2) and F is the radial vector field F(x,y,z,) = xi+yj+zk, compute the work done by F on a particle moving alo..
Find the dimensions of a rectangle with area 1000 m2 whose perimeter is as small as possible. (Give your answers in increasing order, to the nearest meter.)
Probability : Coin flips - What is the probability that someone is on the committee, but not all six people?
How much profit can they expect to earn if they produce 130,000 chips per week? calculate the slope, x-intercept, and y-intercept, and label the intercepts on the graph.
Two identical rubber balls are dropped from different heights. Ball 1 is dropped from a height of 144 feet, and ball 2 is dropped from a height of 256 feet.
a bank gives you a loan of 1000 now. You have to make a payment of 500 after 9 months and a payment of 600 after 12 months. What is effective annual interest rate?(set up equation for B(beta)
Compute the inverse of matrix A below, and use this to express A as a product of elementary matrices
A postcard is 6 in. by 4 in. A printing shop will enlarge it so that the longer side is any length up to 3 ft. Find the dimensions of the biggest enlargement.
The dimensions of a rectangle are such that its length is 5 in more than its width. If the length were doubled and if the width were decreased by 2 in., the area would be increased by 52 in squared. What are the length and width of the rectangle?
jason is a sales person at the electronics department of a store. He is 48% short of his goal for the week. His goal is to earn $375. for each cd player he sells he earns $45. how many cd players does he need to sell to meet his goal?
The bearings of two points on the shore from a boat are 115 degrees and 123 degrees. Assume the two points are 855 feet apart. How far is the boat from the nearest point on shore if the shore is straight and runs north-south?
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