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Tag: Standard Deviation

Select two other variables and interpret their frequency and percentage. What do they tell you about the data?

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Overview Biostatisticians employ various methods to collect client data. For example, various organizations collect a large amount of public health data that they can analyze and interpret to understand health outcomes and other important client information. A statistically significant clinical study includes statistical summaries of the underlying data and describes how these statistics inform the […]

Create a PivotTable in MS Excel to display the number of graduates in each major and the average monthly starting salary for students in each major.

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Assignment WEBSITES Q1 (20 pts). In a recent report, the top five most visited English-language websites were google.com (GOOG), facebook.com (FB), youtube.com (YT), yahoo.com (YAH), and Wikipedia.com (WIKI). The most-visited websites for a sample of 50 Internet users are shown in the following table: YAH WIKI YT WIKI GOOG YT YAH GOOG GOOG GOOG WIKI […]

Use Excel functions to calculate descriptive statistics for each set of numbers in columns A, B, and C.

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David Badal Math 40 Lab 2: Descriptive Statistics Revised 3/4/21 Math 40 Lab 2: Descriptive Statistics Notes You are to complete the following work in Excel. These instructions are for my version of Excel on a PC. Depending on your version of Excel or if you’re using a MAC, certain aspects may very slightly. Once […]

Calculate the FTY for a process where 10000 widgets are produced of which 800 are scrapped due to errors with no rework.

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ASSIGNMENT ⦁ If you cannot draw the process, then a. You don’t understand it b. Start Lean Mapping c. It doesn’t exist d. stop the process e. take an art class f. answers a and c g. a, b, and c ⦁ Mass production was first iconized by a. Toyota b. Ford c. Motorola d. […]

Create a 5- to 7-slide Microsoft® PowerPoint® presentation and include speaker notes. Include the following elements in your presentation.

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ASSIGNMENT You are in charge of conducting an analysis for your organization to determine if there is a difference in product sales between the day shift, the night shift, and the weekend shift. Your coworker has already collected the data and they are ready for you to analyze. Review the data your coworker collected in […]

What are the descriptive statistics for your sample? What did you do to conduct your analysis?

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TASK You are in charge of conducting an analysis for your organization to see if there is a difference between manager and individual contributor employee satisfaction. Your coworker has already collected the data and it is ready for you to analyze. Review the data your coworker collected in the Analysis of t-Test Data Spreadsheet. First, […]

A sample of N = 35 scores has a mean of X = 10. One score of X = 51 is added to the sample. What is the new value for the sample mean?

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Statistical Methods for Psychology Instructions: Complete each problem below. You may submit your completed exam in Canvas using one of two file formats: either (1) write your solutions on paper and scan to a PDF, or (2) write your solutions in a Word/OpenOffice document. Be sure to save your work as a PDF. On either […]

Discuss the distribution and identify characteristics of the distribution (e.g., is it a normal or skewed distribution – be sure to discus the why of your decision) in one paragraph.

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TASK Using the data provided, calculate the following descriptive statistics: (You may use EXCEL to complete this work. Show all formulas and work in your answer). 1) mean, median, and mode 2) Range, Variance, and Standard Deviation 3) Calculate standard scores for each individual (z and t scores) Discuss the distribution and identify characteristics of […]

What does SD represent and what are its implications for healthcare data?

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Standard Deviation Healthcare data analysts use Standard Deviation (SD) as one of the tools to express data variability within a large set of data. What does SD represent and what are its implications for healthcare data? Your initial post should comprise a minimum of 250 words supported by at least two (2) scholarly peer-reviewed references. […]

What is the probability that the sample mean will be a gain of between 9 and 12 pounds?

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PSYC 2317: Statistical Methods for Psychology Tarleton State University Unit 4 Homework: Spring 2023 1. Suppose you have a collection of scores that is normally distributed with μ = 50 and σ = 18,and suppose we draw samples of size N = 36.(a) What proportion of the samples will have means greater than 53?(b) What […]

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