#### Standard Scores and Percentiles

1. Heights of American Men. The heights of American adult men are normally distributed with a mean of 69.7 inches and a standard deviation of 2.7 inches. (Use Table 6.3 on page 390 of your e-text to find the Percentile based on the z-score that you calculate.) a. What are the standard score and pe...

#### Descriptive Statistics and Weighted Averages

Descriptive Statistics and Weighted Averages By hand or using Excel, find the mean, median, mode, 25th percentile, 75th percentile, maximum, minimum, and range. (Estimate the percentiles when working problems by hand.) 1. Professor Ivy has the following scores on her final exams: 97 88 66...

#### PLS-SEM Analyses

Please run the SEM model described in the figure below using the enclosed dataset (npcdata.sav). This time, model it and run it in PLS. To do so, the first step will be to convert the SAV file (SPSS) into a text file. If the version of SmartPLS you have supports up to 100 cases, then pick the first ...

For this one, please identify 2 variables related to business leadership then find at least 3 scholarly articles that used each of the two variables and fill out the attached table with the information requested. Make sure the articles you select use some type of regression or path analysis or S...

#### SEM in AMOS

Run the SEM model described in the figure below using the enclosed dataset (npcdata.sav). In 1999, NPC Research Inc. conducted a school survey of over 2,000 students in Oregon. The survey included questions about drug and alcohol use, and also questions about the student's perceptions of his or ...

#### SEM

Please reflect on business leadership theory and find (using Web of Science or ProQuest for example) three papers (ideally from top-ranked journals) that used SEM. 1) What are the measured constructs? 2) Why did the authors need to use SEM? 3) Comment on the validity of these constructs using t...

Pick a single construct in business leadership as the dependent variable. Identify three scholarly articles (in business leadership - preferably Asian or Japanese leadership) where this specific dependent variable has been used in any form (i.e., as an independent variable, as moderator, or media...

#### 3 questions

The SPSS file contains the subscale scores for the Weschler Intelligence Scale for Children. The first two columns are subject code and age. The rest include scores on different areas of the exam. Run exploratory factor analysis (principal components, no rotation) on the data. How many meaningful...

#### Exploratory Factor Analysis

Scaling and Exploratory Factor Analysis Select 3 scholarly papers on leadership that used multi-item constructs and exploratory factor analysis. Please cite those three papers in the following questions below: Address the following points in a synthesized set of paragraphs. What are the m...

#### Basic Statistics Questions on Probability

Section-I State whether the following statements are True or False. 1. Mean of the values 5, 4, 0, 3 is 3. 2. Half of the observations in a data set are greater than the median. 3. The total number of phone calls in a day, is the example of continuous data. 4. One or more outliers do...

#### Solve a set of questions on binomial distribution

2. A jail has an inmate population with a mean number of prior arrests of 6 and a standard deviation of 2. Arrests are distributed normally. a) What is the z-score of inmates with 1, 3, 6, and 7 prior arrests? b) Would a new inmate with nine prior arrests be in the upper 5% of the arrest distribu...

#### Descriptive Statistics and Samples Versus Population

Primary Task: Write a brief paper in APA format of 400-600 words that respond to the following questions with your thoughts, ideas, and comments. Be substantive and clear, and use examples to reinforce your ideas. You are going to look at how wealth might change one's life. Use Crosstabs in SPSS ...

#### Basic number statistics

Hi, Please I want help to answer these questions. Thanks. 1) The students of Hugh Logan's math class took the Scholastic Aptitude Test. Their math scores are shown below. Find the mean score. 552 593 358 352 537 349 357 596 470 482 2) The salaries of ten randomly selected physicians are ...

#### Investment Statistics - Value of Information

Scenario: Using the same situation from SLP 3, recall that you are deciding between three investments. You have heard of an Expert who has a "track record" of high confidence in correctly identifying when market conditions are favorable or not. You are now considering whether to consult this "expert...

Excel Grade Book Project Understanding how weighted averages work will be a very important topic for you in this course, since your grades are determined in this way. In this project, you will create an Excel spreadsheet that can calculate a math 123 student's final grade for the course. You wi...

#### Decision Errors: Alpha and Power Relationship

This is the second part of the last work you did help me with,Turning Research Questions into Hypotheses "The higher body height the more frequent heart disease". a. Restate your Research Question and Hypotheses: In Unit 4 you began to study the use of hypothesis testing to answer research questi...

#### Descriptive Statistics Calculation

Must show all work leading to answers- Can you please show all detailed work leading to the answer? MAT 142 Problem set Unit: Statistics Topic: Organizing and Visualizing Data Directions: Solve the following problems. Please show your work, and explain your reasoning. Consider the set of ...

#### Project 3 Google Stock Closing Prices

PROJECT 3 INSTRUCTIONS Based on Larson & Farber: sections 5.2-5.3 Go to this website. First, set the date range to be for exactly 1 year ending with the Monday that this course started. For example, if the current term started on 04/01/2014, then use 04/01/2013 - 03/31/2014. Your dates will g...

#### Forecasts Calculations

Question 4 A rendering plant wishes to use the data (sales records from a few local businesses and the month of the year) to help determine their supply level for the coming months. The records shown in the table provide an excellent opportunity for you to assist them with their forecasting. Which...

#### Graphical & Tabular Descriptive Summaries

Using the attached excel file, identify and discuss what makes a Crusty Pizza Company restaurant successful and conversely unsuccessful. Use the data for the 60 stores in worksheet "Case 1 and 2 data". Use graphical and tabular descriptive statistics. Plan the analysis by using a combination of sum...

#### Frequency Distribution with Skewed Data

1. Identify three uses for a frequency distribution. Please provide realistic health related examples. 2. Briefly identify the differences between a normal, positive and negative skew. How does this skew or distribution curve relate to standard error? What does the standard error mean for the res...