CHM138 Lab 2 Measurements: Accuracy and Precision Name: Data Tables Place your completed data tables into your report here: Data Table 1 Measuring Instrument Decimal Known With Certainty Decimal Estimated Ruler Tenths Hundredths Thermometer Tenths Hundredths 10mL graduated cylinder Tenths Hundredths 50mL graduated cylinder Tenths Hundredths 100mL graduated cylinder Tenths Hundredths Data Table 2 Measurement Data Length of aluminum plastic packet 5.1cm Height of aluminum plastic packet 6
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General College Chemistry LabPaq / Published by: Hands-On Labs‚ Inc. sales@HOLscience.com / www.HOLscience.com / Toll Free 866.206.0773 A Laboratory Manual of Small-Scale Experiments for the Independent Study of General College Chemistry 50-0123-CK-02 LabPaq® is a registered trademark of Hands-On Labs‚ Inc. (HOL). The LabPaq referenced in this manual is produced by Hands-On Labs‚ Inc. which holds and reserves all copyrights on the intellectual properties associated with the LabPaq’s
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Cost‚ Volume‚ and Profit Formulas All businesses require becoming profitable or at some point they will fail. Accounting plays an essential role in determining if the company will become successful and continue to do so over time. Using well-defined formulas in order to assess the exact numbers will facilitate the actions a company needs to carry out in order to maintain its goals. The accounting department would look at the cost-volume-profit analysis to concentrate on the different components
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Question 2 Cost Volume Profit Analysis 1.0 Introduction According to Jon Scheumann “a successful organizations need a culture that is attuned to cost management and pay attention to cost structure” From that statement manager must pay attention and carefully thinking when do decision making to the cost. For example when manager want to target the profit. They must take every cost that related in production such as variable cost and fix costs. Cost Volume profit analysis is used in decisions
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LOGISTICS PERFORMANCE: DEFINITION AND MEASUREMENT 17 Data collection methods‚ sources and the measures used are identified. as customer satisfaction ratings) each have strengths and weaknesses associated with them. The purpose of this article is to examine the definition and measurement of performance in logistics research. We begin with a literature review which includes an examination of the various ways in which “performance” has been defined. Data collection methods‚ sources‚ and the
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Quality of measurement Write Up Wire Wire This diagram shows how we carried out our experiment‚ by connecting 2 wires to the ohmmeter and attached the wires to the samples we used in our experiment. Preliminary Experiment At first in our preliminary experiment my group and me decided to use an ohmmeter instead of a multimeter. We did this as we thought it would make it easier for us to record our results. These are the results we got from our preliminary experiment: Length (mm) +/-
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Effects of Population Density and Noise By: Stephanie Davis Psy/460 Instructor Aaron Graczyk September 2‚ 2013 Effects of Population Density and Noise Density and noise is able to effect people differently‚ a person’s personal space; territory and privacy can be disrupted by other people‚ chronic noise‚ and short-term noise. The different effects can be from an annoying noise to a more strong intrusive and anxiety forming illness. When population density increases the personal space‚ privacy
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Lecture 4 Density of States and Fermi Energy Concepts Reading: (Cont’d) Notes and Anderson2 sections 2.8-2.13 Georgia Tech ECE 3080 - Dr. Alan Doolittle How do electrons and holes populate the bands? Density of States Concept In lower level courses‚ we state that “Quantum Mechanics” tells us that the number of available states in a cubic cm per unit of energy‚ the density of states‚ is given by: * * mn 2mn ( E Ec ) gc (E) ‚ E Ec 2 3 gv (E) m * 2 m * ( Ev E )
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Eutrophication Introduction Europhication (the over enrichment of aquatic ecosystems with nutrients leading to algal blooms and anoxic events) is a persistent condition of surface waters and a widespread environmental problem (Carpenter‚ 2005). The main cause is excessive loading into the system of phosphorus and nitrogen‚ resulting in high algal biomass‚ dominance by cyanobacteria‚ and loss of macrophytes (Dixit‚ 2005). When the nutrient concentrations rise to extremely high levels‚ eutrophication
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Abstract Measurements are all subject to error which leads to the uncertainty of the result. Errors may come from systematic errors (deterministic error) or random error (not deterministic error). In this experiment‚ the group measured the diameter of sphere using different kinds of measuring devices (foot rule‚ vernier caliper‚ and micrometer caliper) in order to achieve accuracy in the scientific measurements. After experimenting‚ it was revealed that the micrometer caliper has the lowest percentage
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