scale in which the increments are known, consistent and measurable, the difference between 1am to 2am is a measurable 1 hour as is the difference between 5pm to 6pm. Interval scale’s value also based on statistical analysis such as measure by mode, median or mean, standard deviation can also be calculated. The main problem of interval scale is they do not have a “true zero”. For example, there is no such thing as “no time”
Words: 390 - Pages: 2
expressed as 100 up to 200, _________________________. 4. A coffee manufacturer is interested in whether the mean daily consumption of regular-coffee drinkers is less than that of decaffeinated-coffee drinkers. A random sample of 50 regular-coffee drinkers showed a mean of 4.35 cups per day, with a standard deviation of 1.2 cups per day. A sample of 40 decaffeinated coffee drinkers showed a mean of 5.84 cups per day, with a standard deviation of 1.36 cups per day. What is your computed z-statistic?
Words: 7155 - Pages: 29
262 Measure Calculation Value Sample mean (total\n) 262 20 13.1 Median (sort data in order) (ave of 10th and 11th) 10th Switzerland 11th Brazil 9+10 2 9.5 Mode (most common) 2 6 8 Multi-modal 2-6-8 Range (highest – lowest) 37-1 36 IQR (inter-quartile range) Q1 (ave 5th and 6th) = 3+6\2 = 4.5 Q3 (ave 15th and 16th) = 20+21\2 = 20.5 IQR = 20.5 – 4.5 16 Standard deviation data No. Data Mean (Data – Mean) (Data – Mean) squared 1 1 13 -12 144 2 2 13 -11 121
Words: 505 - Pages: 3
should be able to: * perform basic functions with rational numbers, including integers; * simplify expressions containing exponents; * use the order of operations agreement; * read and interpret various graph formats; * calculate mean, median, and mode of data sets; * determine the probability of an event; * work with metric units; * evaluate and simplify variable expressions; * solve basic algebraic equations; * define and describe geometric concepts, including angles and plane
Words: 1546 - Pages: 7
6 f) On-time delivery 6 g) Defects after delivery 7 h) Response time 7 Chapter 3 | Part II: Shipping Cost Analysis 7 Chapter 3 | Part III: Customer Survey Overview 8 Chapter 4: Detailed Statistical Information 12 a) Dealer, End-User Mean and Standard Deviation Analysis 12 Dealer Satisfaction Trends 12 End-User Satisfaction Trends 14 b) Descriptive Statistical Summary 16 c) Quarterly Response Time Analysis 17 d) Defects after Delivery Overview: Last 5 Years 18 e) PLE vs
Words: 4360 - Pages: 18
way to enable safe access for all users, regardless of age, ability, or mode of
Words: 834 - Pages: 4
1.1 Introduction An organization success depends not merely on its technical efficiency, updated machinery, good plant layout and dynamic organization etc; but also depends upon its human recourses. A satisfied, happy and hardworking employee is the biggest asset of any organization, including banks. Workforce of any bank is responsible to a large extent for its productivity and profitability. So, for the success of banking, it is very important to manage human resource effectively and to find whether
Words: 8274 - Pages: 34
malaiVadamalai Vattara Kalanjiam – A Case for Insurance Vishalakshi, the Managing Director of Vadamalai Vattara Kalanjiam, a federation of 40 SHGs of poor women, had to take a decision regarding insuring the members of the federation. She had to choose from among the following two options: * She can insure the members with Indian Insurance Company (IIC) under the social security scheme of the company, S-Salaam Zindagi. * The federation can offer its own insurance products. S-Salaam
Words: 437 - Pages: 2
------------------------------------------------------------------------------------------------------------------Remember: –(–7) means take the opposite of (–7) = 7 ----------------------------------------------------------------------------------------------------------------Subtraction Rules: Change all “subtraction” to addition and take the opposite sign of the following number then follow the addition rules. Ex: –7 – (9) means Ex: –3 – (–10) means –7 + (–9) = -16 Ex: –8 + (–9) – (–1) – 2 –8 + (–9) + (1) + (–2) –17 –3 + (10)
Words: 569 - Pages: 3
Undergraduate Notes in Mathematics Arkansas Tech University Department of Mathematics A Semester Course in Finite Mathematics for Business and Economics Marcel B. Finan c All Rights Reserved August 10, 2012 1 Contents Preface 4 Mathematics of Finance 1. Simple Interest . . . . . . . . . . . . . . . . . . . . . . . 2. Discrete and Continuous Compound Interest . . . . . . 3. Ordinay Annuity, Future Value and Sinking Fund . . . 4. Present Value of an Ordinay Annuity and Amortization
Words: 51131 - Pages: 205
