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Sets L, M, and N are shown. Which of the sets represents LU (M n N) (the union of L with the intersection of setsMand N)?L = {0, 20, 40, 80, 100)M = {5, 10, 15, 20, 25}N = {10, 20, 30, 40, 50)[0, 5, 10, 15, 20, 25, 30, 40, 50, 80, 100){0, 10, 20, 40, 80, 100)[20,40]D)[20]

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general 10 months ago 4370

The game of heads up is played by flipping two coins. If they both land heads up, you win $8. If only one lands heads up, you win $14. If no coins land heads up, you win $0. If you pay $6 to play the game each time the coins are flipped, is the game a fair game? Why or why not?

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general 10 months ago 3128

The following data gave X = the water content of snow on April 1 and Y = the yield from April to July (in inches) on the Snake River watershed in Wyoming for 1919 to 1935. (The data were taken from an article in Research Notes,Vol. 61, 1950, Pacific Northwest Forest Range Experiment Station, Oregon). x 23.1 32.8 31.8 32.0 30.4 24.0 39.5 24.2 52.5 37.9 30.5 25.1 12.4 35.1 31.5 21.1 27.6 y 10.5 16.7 18.2 17.0 16.3 10.5 23.1 12.4 24.9 22.8 14.1 12.9 8.8 17.4 14.9 10.5 16.1 (a) Estimate the correlation between Y and X. Round your answer to 3 decimal places

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general 10 months ago 6461

In isosceles ∆DEK with base DK , EF is the angle bisector of ∠E, m∠DEF = 43°, and DK = 16cm. Find: KF, m∠DEK, m∠EFD.

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general 10 months ago 4952

Which of these collections of subsets are partitions of {−3,−2,−1, 0, 1, 2, 3}? a) {−3,−1, 1, 3}, {−2, 0, 2} b) {−3,−2,−1, 0}, {0, 1, 2, 3} c) {−3, 3}, {−2, 2}, {−1, 1}, {0} d) {−3,−2, 2, 3}, {−1, 1}

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general 10 months ago 3014

Boa drove from the Dead Sea up to Jerusalem and her altitude increased at a constant rate of 740 meters per hour. When she arrived in jerusalem after 1.5 hours of driving her altitude was 710 meters above sea level. Complete the equation for the relationship between altitude and the number of hours

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general 10 months ago 7537

In a poll conducted by the Gallup organization in April 2013, 48% of a random sample of 1022 adults in the U.S. responded that they felt that economic growth is more important than protecting the environment. Calculate and interpret a 95% confidence interval for the proportion of all U.S. adults in 5 April 2013 who felt that economic growth is more important than protecting the environment. Make sure to include all steps.

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general 10 months ago 6487

In a recent poll, 370 people were asked if they liked dogs, and 7% said they did. Find the margin of error of this poll, at the 90% confidence level. Give your answer to three decimals.

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general 10 months ago 8084

can anyone help me with this one?

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general 10 months ago 3122

For an average person, the rate of change of weight W (in pounds) with respect to height h (in inches) is given approximately by the following formula.dW/dh=0.0018h^2Find W(h) if W(80)equals=287.2 pounds. Also, find the weight of a person who is 5 feet, 8 inches tall.W(h)=_A Person who is 5 feet, 8 inches tall weighs about _ lbs

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general 10 months ago 9587

Can someone please help me with this problem ASAP thank you

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general 10 months ago 9247

Can someone help me with this problem asap

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general 10 months ago 1057

Samuel said that 16:36 was equivalent to 72:32. What was Samuel's error? The ratio was not chosen from the same columns. He did not look at the correct rows. This problem was impossible. 16:36 has no equivalent ratios. The first and second terms for both ratios need to be in the same order.

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general 10 months ago 1180

If the farmer has 250 feet of fencing to create a rectangular pen, define a function f that expresses the area of the field (measured in square feet) as a function of the width of the side of the field w (measured in feet). What is the maximum area possible?

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general 10 months ago 5927

please solve.this question

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general 10 months ago 8074

If a particular set of data is approximately normally distributed, we would find that approximately A) 2 of every 3 observations would fall between ±1 standard deviation around the mean. B) 4 of every 5 observations would fall between ±1.28 standard deviations around the mean. C) 19 of every 20 observations would fall between ±2 standard deviations around the mean. D) All of the above.

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general 10 months ago 9499

One positive number is 8 more than twice another. If the product is 731

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general 10 months ago 6515

A restaurant offers the following limited lunch menu. Main Courses: Beef, Pork Roast, Duck, Quiche, Vegetables Corn, Green Beans. Beverages: Coffee, Tea, Milk. Desserts: Ice Cream, Brownies. If one item is selected from each of the four groups, in how many ways can a meal be ordered?

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general 10 months ago 9875

Get the general term for the sequence being your t3 = 11 and the t20 = 244.2

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general 10 months ago 1927

Given below are the number of successes and sample size for a simple random sample from a population. xequals6, nequals50, 90% level a. Determine the sample proportion. b. Decide whether using the one-proportion z-interval procedure is appropriate. c. If appropriate, use the one-proportion z-interval procedure to find the confidence interval at the specified confidence level. d. If appropriate, find the margin of error for the estimate of p and express the confidence interval in terms of the sample proportion and the margin of error.

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general 10 months ago 3774