1) The 1st individual variable, I choose is the credit balance of the customers. Credit Balance Numerical Summary: | Credit Balance($) | Mean | 3970 | Median | 4090 | Mode | 3890 | Standard Deviation | 932 | Skewness | -0.15 | Range | 3814 | Minimum | 1864 | Sum | 198523 | Maximum | 5678 | Interpretation The mean credit balance of the customers is given as $3970. The standard deviation is given approximately as 932. The credit balance of the customers is more or
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feeding. The differences in the scores are a result of difference in the number of subjects. 6) What was the marital status mode for the subjects in the experimental and control groups? Provide both the frequency and percentage for the marital status mode for both groups. The frequency and percentage for the marital status mode for both experimental and control groups. Marital status was measured on three levels – Married, Separated, and Single Experimental Group had 78
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SIZE n- sample size Mean Common measure of central tendency and acts as balance point, affected by extreme values. Median Measure of central tendency, middle value in ordered sequence(if n is odd, middle value of sequence) Mode Value that occurs most often, not affected by extreme values. Shape It will be skewed if they are etxtreme values. Symmetric is when the mean or median are close. Left-skewed: Mean would be smaller than median Right-Skewed: Median would be larger Range:It
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24 | 25 | 28 | 32 | Min | Quartile 1 | | Median | | Quartile 3 | Max | Table [ 1 ]. Ages of 10 randomly selected students in a Judo school in Brisbane. (a) Mean (x) : 19.5 Standard Deviation (S) : 7.24568 (b) Median: 16+182=17 When comparing the mean and the median it tells the distribution is skewed to the right, which is positively skewed. The skewness of the dataset is positive due to bigger mean value than the median, as mean pulls the dataset to the right. (c) Coefficient
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Assignment CoverSheet |Course/Unit Information | |Course |Pearson (Edexcel) BTEC Level 5 Higher National Diploma | |Unit No. |Unit 6 | |Unit Name |Business Decision Making
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with six measures, mean, median, mode, standard deviation, interquartile range (IQR), and range. You may use a web search or the textbook. Textbook: McClave Ch. 2 pp. 54-60 (Central Tendency); pp. 64-67 (Variability); pp. 81-83 (Quartiles) Methods for Describing Sets of Data MyStatLab: Week 1 Problems supports this assignment Central Tendency (Data Center) A. Explain the strengths and weaknesses for each measure of central tendency: a) Mean, b) Median, c) Mode Mean Strengths – Shows
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found in Chapter 13 of the Information Technology Research Manual. Topics you have to look at are: - Mean, Mode, Median (Google this to find the meaning of each and the formulas that illustrates their uses) Take 15 random numbers between 0 and 100 and name 3 columns (ST - Student and CS - Score) Then Calculate the mean of the 15 numbers Find the Median (from what you got in Google) Find the Mode (e.g. will be the amount of times the same number appears in your list) Calculate the Standard
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7 8 8 9 9 9 10 15 19 20 21 2. In the array provided, what is the mode? A. 7 B. 9 C. 10 D. 15 E. Both A and B 3. In the array provided, what is the median? A. 7 B. 9 C. 10 D. 15 E. Both A and B 4. In the array provided, what is the mean? A. 7 B. 9 C. 10 D. 15 E. Both A and B 5. The difference between the smallest and the largest values in a distribution is the _____. A. mean B. median C. mode D. range E. deviation 6. Which of the following is a bar chart arranged
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Rahi Patel 2/18/2014 FIN 230: Quiz 1 1A) how many elements does the data contain? 7 1B) how many variables are in the data set? 3 1C) which variables are quantitative and which are categorical? Size is categorical and Median income and Unemployment are quantitative. 2A) Compute the average income for the sample. Average=57,500 2B) Compute the average unemployment rate for the sample. Average=8.4 2C) What percentage of the towns in the sample are small towns? 3/7*100=42.8% 3A) How many
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Business Statistics Assignments Submission EPGDIM 2013-15 By Assignment 1 The Tractor Industry in India: Largest in the world Question 1: Construct a bar, line, and histogram charts indicating demand of tractors from the data given in Table below. Demand for tractors in post years | Year | Demand (in thousands) | 1990-1991 | 139 | 1991-1992 | 148 | 1992-1993 | 148 | 1993-1994 | 138 | 1994-1995 | 163 | 1995-1996 | 202 | 1996-1997 | 245 | 1997-1998 | 278 | 1998-1999
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