Mathematics Word Problems with Explanations & Solutions

could the probability requested in (b) be calculated from the given information if the sample size were 15 rather than 85? explain.
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The tama japan monorail carries 92'700 riders each day if the monorail run 18 hours each day what is the average number of passengers riding each hoir
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Que ingrediente le falta completar y cunto para preparar los alfajores?
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Que ingrediente le falta completar y cunto para preparar los alfajores?
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Sasha is playing a game with two friends. Using the spinner pictured, one friend spun a one, and the other friend spun a four. Sasha needs to spin a number higher than both friends in order to win the game, and she wants to calculate her probability of winning. How many desired outcomes should Sasha use in her probability calculation
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Write the equation of the graph shown below in factored form. a graph that starts at the top left and continues down through the x axis at negative four to a minimum around y equals negative two point eight and goes up to touch the x axis at negative two and then goes back down to a minimum around y equals negative zero point four and then goes back up to cross the x axis at negative one.
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Compute the length of the segment tangent from the origin to the circle that passes through the points $(3,4),$ $(6,8),$ and $(5,13).$
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A population of 500 voters contains 225 Republicans, 230 Democrats, and 45 independents and members of other parties. A simple random sample of 50 voters will be drawn from this population. The expected value of the number of Republicans in the sample is (Q5)
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Harlon wrote the equation to find the area of a rectangle that has a length of and a width of 18. He solved for x and got Which of the following is an equivalent equation for x
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if f is continuous, the average value of the polar coordinate r over the curve rf(), , with respect to is given by the formula . use this formula to find the average value of r with respect to over the following curves (a0).a. the cardioid rb. the circle rac. the circle ,
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a fair coin is flipped twice. what is the probability that the coin will land heads up both times?answer options with 5 optionsa.0b.0.20c.0.25d.0.50e.1
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a particular fruit's weights are normally distributed, with a mean of 744 grams and a standard deviation of 37 grams. if you pick 20 fruit at random, what is the probability that their mean weight will be between 752 grams and 766 grams.
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the number of red blood cells per square unit visible under a microscope follow a poisson distribution with a mean of 4. find the probability that more than 5 such blood cells are visible to the observer
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Find the equation of the parabola whose vertex is at origin and whose axis is one of the coordinate axes if the focus is on the line 3x+4y=12?
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how many terms of the series do we need to add in order to find the sum to the indicated accuracy? 1-1 error < 0.004 ,
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An earthquake measured on the richter scale. use the formula to determine approximately how many times stronger the wave amplitude a of the earthquake was than .
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If a is an invertible nn matrix, compare the eigenvalues of a and a1. More generally, for m an arbitrary integer, compare the eigenvalues of a and am.
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As an object's depth below the surface of a body of salt water increases, so does the pressure acting on the object due to atmospheric and water conditions. the rate at which pressure increases is approximately 111111 pounds per square inch (\text{psi})(psi)left parenthesis, start text, p, s, i, end text, right parenthesis for every increase in depth of 252525 feet (\text{ft})(ft)left parenthesis, start text, f, t, end text, right parenthesis. the pressure at the surface of the water is 15\ \text{psi}15 psi15, space, start text, p, s, i, end text. rounded to the nearest foot, at what depth will the pressure acting on the object be 50\ \text{psi}50 psi50, space, start text, p, s, i, end text?
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What is the percent difference in si for an object located at so = 10f and so = [infinity]? what about so = 100f and so = [infinity]? when is it justified to consider an object to be located at ""optical infinity""?
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L am a multiple of 3,4,5, and 6, l am a factor of 120 divided by 7 l leave a remainder of 4 who am l?
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The number of buses arriving at a bus stop in an mm minute interval is a Poisson random variable with average rate 1/101/10 per minute. What is the probability that you observe exactly one bus arrive while standing at the bus stop for 2020 minutes?
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let r be the relation on the set of ordered pairs of positive integers such that ((a, b), (c, d)) r if and only if ad
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After alcohol is fully absorbed into the body, it is metabolized with a half-life of about 1.5 hours. suppose you have had three alcoholic drinks and an hour later, at midnight, your blood alcohol concentration (bac) is 0.4 mg/ml.
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a bank pin is a string of four digits, each digit 0-9. how many choices are there for a pin if the last digit must be odd and all the digits must be different from each other? a. 9 8 7 5 b. 5 103 c. 10 9 8 5 d. 10 9 8 7
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