Statistics for Management and Economics by Gerald Keller PDF

By Gerald Keller

ISBN-10: 1285425456

ISBN-13: 9781285425450

Information FOR administration AND ECONOMICS, 10th version, emphasizes functions over calculation. It illustrates how very important statistical tools and instruments are for todays managers--and teaches you ways to use them to genuine enterprise difficulties. utilizing a confirmed three-step «ICI» method of challenge fixing, the textual content teaches you the way to spot the proper statistical approach by way of targeting the matter aim and knowledge variety easy methods to COMPUTE the records doing them by way of hand, utilizing Excel, or utilizing MINITAB and the way to INTERPRET leads to the context of the matter. This new angle complements your comprehension and sensible abilities.

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Example text

Keeping house 8. Other The responses were recorded using the codes 1, 2, 3, 4, 5, 6, 7, and 8, respectively. The first 150 observations are listed here. The name of the variable is WRKSTAT, and the data are stored in the 25th column (column Y in Excel, column 25 in Minitab). Construct a frequency and relative frequency distribution for these data and graphically summarize the data by producing a bar chart and a pie chart. 2 8 4 5 1 1 5 1 5 8 5 1 5 4 2 2 2 1 1 5 1 5 5 1 1 5 1 1 1 2 1 7 1 5 1 7 1 1 1 2 7 1 1 5 5 8 8 1 1 1 1 1 1 1 4 1 2 1 1 2 5 2 5 1 1 1 7 1 1 7 4 1 4 1 5 8 1 1 1 7 6 6 5 1 2 1 1 1 1 5 7 1 1 1 7 1 1 1 7 1 2 7 1 4 7 7 1 7 1 1 5 1 7 1 6 4 1 1 5 1 7 1 5 2 5 5 1 1 5 1 4 5 1 1 1 1 6 2 1 5 2 1 2 1 2 1 5 2 1 1 SOLUTION: Scan the data.

B. How much did you spend? c. What is your marital status? d. Rate the availability of parking: excellent, good, fair, or poor e. How many stores did you enter? 7 Information about a magazine’s readers is of interest to both the publisher and the magazine’s advertisers. A survey of readers asked respondents to complete the following: a. Age b. Gender c. Marital status d. Number of magazine subscriptions e. Annual income f. Rate the quality of our magazine: excellent, good, fair, or poor For each item identify the resulting data type.

The prices of most stocks vary daily. We usually represent the name of the variable using uppercase letters such as X , Y , and Z. The values of the variable are the possible observations of the variable. The values of statistics exam marks are the integers between 0 and 100 (assuming the exam is marked out of 100). The values of a stock price are real numbers that are usually measured in dollars and cents (sometimes in fractions of a cent). The values range from 0 to hundreds of dollars. Data* are the observed values of a variable.

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Statistics for Management and Economics by Gerald Keller


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