Verify that the following function is a cumulative distribution function. 0 0.5 1 F(x) = Round your answers to 1 decimal place (e.g. 98.7). Determine: x < 1 1
Q: It is thought that prehistoric Indians did not take their best tools, pottery, and household items…
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Q: It is thought that prehistoric Indians did not take their best tools, pottery, and household items…
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Q: It is thought that prehistoric Indians did not take their best tools, pottery, and household items…
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Q: x 5.75 6.25 6.75 7.75 8.25 y 31 26 38 74 72 Find the value of the coefficient of…
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Q: It is thought that prehistoric Indians did not take their best tools, pottery, and household items…
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Q: It is thought that prehistoric Indians did not take their best tools, pottery, and household items…
A: Given Information: x 5.00 5.25 5.75 6.75 7.00 y 8 15 13 49 71
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- THE FF. WERE THE RESULTS OF THE EXAMINATION CONDUCTED FOR GRADUATING STUDENTS. FIND THE RANGE (USE THE EXACT ANSWER) SCORE INTERVAL 91-100 5 95.5 65 81-90 5 85.5 60 13 75.5 55 61-70 12 65.5 42 51-60 71-80 41 - 50 31-40 f xIt is thought that prehistoric Indians did not take their best tools, pottery, and household items when they visited higher elevations for their summer camps. It is hypothesized that archaeological sites tend to lose their cultural identity and specific cultural affiliation as the elevation of the site increases. Let x be the elevation (in thousands of feet) for an archaeological site in the southwestern United States. Let y be the percentage of unidentified artifacts (no specific cultural affiliation) at a given elevation. Suppose that the following data were obtained for a collection of archaeological sites in New Mexico: x 5.75 6.25 6.75 7.75 8.25 y 31 26 38 74 72 Find the value of the coefficient of determination r2. Group of answer choicesIf the probability P (a < x < b ) = 0.0395 for the function Y = 3 X 2 and a = 0.15, find the value of b. 0.54 0.35Let X denote the number of times a photocopy machine will malfunction: 0, 1, 2, or 3 times, on any given month. Let Y denote the number of times a technician is called on an emergency call. The joint p.m.f p(x, y) is presented in the table below I X 0 1 2 3 0 0.15 0.30 0.05 0 1 0.05 0.15 0.05 0.05 2 0 0.05 0.10 0.05 (a) Find the probability P(Y>X) (b) Find the marginal distributions of X and Y. (c) Are X and Y independent? If not, find Cov(X, Y).Let "X" denote the shaft clearance (in mm) which is the difference between the radius of the hole (where the shaft is inserted) and the radius of the shaft. For the pdf shown below, what proportion of the components are acceptable if clearances larger than 0.8 mm are scrapped? S1.25(1 – x*) 0 < x < 1 f(x) = otherwise 0.174 0.826 none of these 0.082 0.918The 2010 U.S. Census found the chance of a household being a certain size. The data is in the pmf below ("Households by age," 2013). Let X be the number (size) in a household. E(X) = k·P(X = k) 7 (or more) P(X=k) 0.267 0.336 0.158 0.137 0.063 0.024 0.015 k 1 2 3 5 6 a) The probability of a household size being more than 5, P(X > 5) = % b) In the long run, we are expected to see a household size of, E(X)= on average. Round answer to three decimal places. c) The probability that the size of a household is equal to two is %. d) The probability of a household size being three OR six is %.5 ect 4 In the Venn Diagram below, what does the red, shaded area represent? union of A and B O B A O probability of A given B O intersection of A and B O independence of A and B O probability of B given AVARS ACimal.) Type 0.95,1 C. Th Close the b d. The value of to is (Type an integer or a decimal.) Press ENTE The approx Hence, to= Enter your answer in the answer box and then click Check Awer. Check Answe Clear All All parts showingIt is thought that prehistoric Indians did not take their best tools, pottery, and household items when they visited higher elevations for their summer camps. It is hypothesized that archaeological sites tend to lose their cultural identity and specific cultural affiliation as the elevation of the site increases. Let x be the elevation (in thousands of feet) for an archaeological site in the southwestern United States. Let y be the percentage of unidentified artifacts (no specific cultural affiliation) at a given elevation. Suppose that the following data were obtained for a collection of archaeological sites in New Mexico: x 5.75 6.75 7.75 8.50 9.25 y 27 16 46 62 95 What percentage of the variation in y cannot be explained by the corresponding variation in x and the least-squares line? Round your answer to the nearest tenth of a percent. 3.4% 18.4% 81.6% 9.7%
