Los Angeles workers have an average commute of 31 minutes. Suppose th.pdf

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Los Angeles workers have an average commute of 31 minutes. Suppose the LA commute time is normally distributed with a standard deviation of 14 minutes. Let X represent the commute time for a randomly selected LA worker. Round all answers to 4 decimal places where possible. a. What is the distribution of X?XN( b. Find the probability that a randomly selected LA worker has a commute that is longer than 27 minutes. c. Find the 80th percentile for the commute time of LA workers. minutes.

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Let 7<<19 represent an interval on the number line. Complete parts (a) through (c) below. (a) Find the value that is in the middle of the interval and let the variable m represent that. m= (Type an integer or a decimal Do not round.) (b) Find the distance from the middle of the interval to either endpoint and let E represent that. E= (Type an integer or a decimal. Do not round ) (c) Write the given interval in the format mEmE= (Type integers or decimals. Do not round.).

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Let X1,,Xn be i.i.d. from N(,1) and let U1,,Un be i.i.d. from U(0,1). All the 2n random variables are independent. Let Yi=XiUi,i=1,,n. If the Xi and Ui are both observed, then X would be a natural estimator for . If only the products Y1,,Yn are observed, then 2Y may be a reasonable estimator for . Show that both X and Y are unbiased estimators for and determine the relative efficiency of 2Y with respect to X..

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Left to Right Shunts y: If the SYSIEMIC (SVR) is greater than the Vascular resistance (PVR) then the blood is FORCED back into the There is pulmonary blood flow which leads to Defects include: 1. Atrial and Ventricular Defects (ASD, VSD) 2. Patent (PDA) 3. Canal Defect (AVCD) to Left Shunts (CYANOTIC): If the Vascular Resistance (PVR) is greater than the SYSTEMIC Vascular resistance (SVR) then the blood is from the right to the left heart. There is DECREASED which leads to CYANOSIS. Defects include: 1. Tricuspid 2. of Fallot (TOF) a. Ventral Septal Defect b. Pulmonary Stenosis c. Overniding Aorta d. Right Ventricular Hypertrophy Left to Right Shunts ( If the SYSTEMIC (SVR) is greater than the Vascular resistance (PVR) then the blood is FORCED back into the There is pulmonary blood flow which leads to Defects include: 1. Atrial and Ventricular Defects (ASD, VSD) 2. Patent (PDA) 3. Canal Defect (AVCD) to Left Shunts (CYANOTIC): If the Vascular Resistance (PVR) is greater than the SYSTEMIC Vascular resistance (SVR) then the blood is from the right to the left heart. There is DECREASED which leads to CYANOSIS. Defects include: 1. Tricuspid 2. of Fallot (TOF) a. Ventral Septal Defect b. Pulmonary Stenosis c. Overriding Aorta d. Right Ventricular Hypertrophy.

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Learn Terminology Read Gervais chapters 8 and 9 . Define each of the terms below. Be brief, 1- 2 sentences each. 1. Exotic 2. Ecosystem 3. Biodiversity 4. Biogeographic Region 5. Habitat 6. Endemic 7. Dispersal 8. Migration 9. Ecological Disturbance 10. Primary Producer 11. Trophic Level 12. Biome Discover Biome Types Review the categories below. Natural: - Chaparral: A varicty of different terrain including plains, rocky hills, and mountainous slopes. - Grasslands: Large rolling terrains of grasses, flowers, and herbs. - Coniferous: found in regions of the world with warm summers and cool winters. - Oak Woodland: A terrain with dominant Oak trees interspersed with grasses, herbs, geophytes, and native plants. - Desert: A dry, barren area of land especially one covered with sand, which is characteristically desolate, waterless. with no vegetation. - Wetlands: Land consisting of marshes or swamps; saturated land. Anthropogenic: - Urban: An area found in cities constructed by humans: it is also found in many diverse climates. - Agricultural: Ecosystems managed by humans and harvested for human use. Understand Biome Controls Review the controls listed below. Describe how each variable may control the formation and or location of a biome. Be. brief, 1-2 sentences cach. - Climate - Pollution - Altitude - Precipitation - Temperature - Aspect - Latitude - Ocean currents Explore a Biome Find a biome near your home. Use the figures in your text lor similar) to identify your biome. Write a paragraph describing your local biome. Include a photograph and a location map (Google Map is fine)..

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Leaders successfully create a shared sense of purpose (i.e., a common understanding of the ends involved) when their language and rhetoric have the following characteristics a. Abstract concepts that appeal to a wide variety of interests b. A vivid image of the future. c. A set of values that "covers the bases", so to speak, so that there is a little bit of everything for everyone d. A focused set of values. Real direction setting is not a casual activity that generates calligraphy on the cafeteria wall, something to be pronounced, approved, and an organizationally consequential activity that wise leaders enter upon deliberately, thoughtfully, cautiously--and, when they are ready, Match the descriptions of different ways of providing direction with the appropriate description of the situation that typically results: Providing direction about means, but not ends A. Wasted human resources Provide direction about means and ends B. Anarchy Do not provide direction about means or ends C. Self-managed, goal-directed team Provide direction about ends, but not means D. Turn-off A. B. C. D. oving to another question will save this response..

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MCQs: [5 Marks] 1. The basic functions that a computer should have can be classified as A) Data processing, Data Storage, Data Movement \& Control. B) I/O, Main Memory, System Bus C) CPU, Registers \& ALU. D) Sequential \& Combinational Logic. 2. The format is usually used to store data. a) BCD b) Decimal c) Hexadecimal d) Octal 3. What is the main function of a motherboard? (a) To connect all the major components of a computer (b) To provide a template for efficlent reproduction of other together. (c) To convert AC to DC voltage. hardware. (d) To store information persistently. (e) To follow instructions and perform calculations. 4. Multiple parallel pipelines are used in A. speculative execution B. data flow analysis C. superscalar execution D. branch prediction 5. An increase in clock rate means that individual operations are executed B. slower A. the same C. with very little change D. more rapidly 6. A is a core designed to perform paralle1 operations on graphics data. B. ALU A. MIC D. PGD C. GPU 7. Which of the following is correct? A. 25=(2102)+(5101) A. 289=(2103)+(8101)+(9100) B. 7523=(7103)+(5102)+(2101)+(3100) D. 0.628=(6103)+(2102)+(8101) 8. In the number 3109 , the 3 is referred to as the A. most significant digit B. least significant digit c. radix D. base 9. In the number 3109 , the 9 is referred to as the A. most significant digit B. least significant digit C. radix D. base 10. Four bita is called a A. radi x point C. nibble B. byte D. binary digit.

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