Sample size (n): 300 <-- Input the appropriate number for your situation Sample Mean (X-bar) 124450 <-- Input the appropriate number for your situation Intermediate Calculations -- Standard Error of the Estimate: 1732.0508 Test Statistic (z): 3.0570697 Results -- For the Alpha level given‚ H0 should be Alpha: 0.01 0.05 0.1 One tailed‚ H0: Mu =>119155‚ p= 0.9989 not rejected not rejected not rejected One tailed‚ H0: Mu <=119155‚ p= 0.0011 Rejected Rejected
Premium Arithmetic mean Standard deviation Statistics
Business Data Analysis SCH-MGMT 650 STATISTICS FOR MANAGERS USING Microsoft Excel David M. Levine David F. Stephan Timothy C. Krehbiel Mark L. Berenson Custom Edition for UMASS-Amherst Professor Robert Nakosteen Taken from: Statistics for Managers: Using Microsoft Excel‚ Fifth Edition by David M. Levine‚ David F. Stephan‚ Timothy C. Krehbiel‚ and Mark L. Berenson Cover photo taken by Lauren Labrecque. Taken from: Statistics for Managers: Using Microsoft Excel‚ Fifth Edition
Premium Management Business Statistics
Descriptive Statistics One of the most beloved sports in America is Major League Baseball. This professional sport spends billions of dollars each year enhancing the chances to reach the ultimate goal in winning the World Series. Major League Baseball is one of the few remaining sports that have an uneven balance in the franchise wage capacity to acquire top talented players. The areas of concentration in this research paper will be player salaries‚ winning percentage‚ player performance
Premium Major League Baseball Baseball
lose < 10 pound (µ < 10) Test Statistic used is Z test . Given that = 9‚ n= 50‚ = 2.8 Decision rule: Reject the null hypothesis‚ if the p value is less than the significance level 0.05. Details Z Test of Hypothesis for the Mean Data Null Hypothesis = 10 Level of Significance 0.05 Population Standard Deviation 2.8 Sample Size 50 Sample Mean 9 Intermediate Calculations Standard Error of the Mean 0.395979797 Z Test Statistic -2.525381361 Lower-Tail
Premium Standard deviation Arithmetic mean Statistics
Spring 2012 Master of Business Administration- MBA Semester 1 MB0040 – Statistics for Management - 4 Credits (Book ID: B1129) Assignment Set - 1 (60 Marks) Note: Each question carries 10 Marks. Answer all the questions. Q1. What are the functions of Statistics? Distinguish between Primary data and Secondary data. Q2. Draw a histogram for the following distribution: Age No. of people 0-10 10-20 20-30 30-40 40-50 5 10 15 8 2 Q3. Find the median value of the following set
Free Median Standard deviation Statistics
BUSINESS STATISTICS What is Business Statistics? Statistics in marketing‚ quality control and insurance Statistics is the most widely used quantitative method in business. It is concerned with extracting the best possible information from data in order to aid decision making. It is often applied to sales forecasting‚ quality control and market research. Data used in business include population censuses‚ opinion polls‚ consumer data bases‚ and sales and demand data. The role of the Statistician
Premium Statistics
and limitation of using official statistics to investigate social class differences in top comprehensive school. This essay will describe the strength and limitation of using an official statistic to investigate social class difference in top comprehensive school. The general aim of this research is to uncover proportion of working class or poor children with the use of free school meal in top comprehensive school and on GCSE. This research will use Official statistic which are secondary data(it been
Premium Sociology Social class Statistics
Research Methods in Psychology PSY 540 September 9‚ 2013 Instructor: Research Methods in Psychology Descriptive statistics give us a way to sum up and express our data but do not allow one to make a judgment related to ones theory. When delivering a test of diversity there are two primary techniques of sum up the data using descriptive statistics. The primary direction to measure the central tendency for two conditions (mean‚ median or mode.) The second technique to show date is
Premium Statistics Scientific method Psychology
American University in the Emirates General Statistics ASC 205 Assignment 1 Due Date: 19th July‚ 2013 Assignment 1 (Chapter 1) Name: …………………………………………………………………………… ID: …………………………………………………………………………………. Answer all the following questions below (15 Points ): A. Choose the correct answer: 1) Hair color of women on a high school tennis team A) Nominal B) Interval C) Ordinal D) Ratio 2) The number of seats in a movie theater A) Qualitative
Free Scientific method Sociology Summer Olympic Games
Journal of Financial Economics 14 (1985) 3-31. USING North-Holland DAILY STOCK RETURNS The Case of Event Studies* Stephen J. BROWN Yale Universiry. New Haven‚ CT 06520‚ USA Jerold B. WARNER Universrty of Rochester‚ Rochester‚ NY 1462 7‚ USA Received November 1983‚ fmal version received August 1984 This paper examines properties of daily stock returns and how the particular characteristics of these data affect event study methodologies. Daily data generally present few difficulties for
Premium Statistical hypothesis testing Arithmetic mean Standard deviation