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HW: Statistic questions
1.(25 pts) A researcher wishes to know:Can a child’s health in its first two years of life be enhanced by a program that ...
HW: Statistic questions
1.(25 pts) A researcher wishes to know:Can a child’s health in its first two years of life be enhanced by a program that teaches expectant mothers about nutrition? Identify two independent variables and two dependent variables that would be important to measure.Briefly describe the measure you would use.Identify the level of measurement (nominal ordinal or interval) for each. Example answer Independent variable:Mother’s education level, measured as less than high school, high school graduate, some college, college graduate. Ordinal measure. 2.(25 pts) You are the Dean of students at a college and the President has asked for some information about how the student body has changed over the years.You have collected the following information regarding the number of students in various categories for two different graduating classes: CHARACTERISTICS OF TWO GRADUATING CLASSES 1990 2010 Total in class 345 687 Females 178 301 Attended Commencement 99 458 Finished in 4 years 269 325 Received financial aid 159 369 What will you say to the president when she asks: a.What percentage of the graduating class was female in 1990?________2010?________ b.What proportion of the graduating class attended the commencement ceremony in 2010?______ Has this proportion gone up or down since 1990 and by how much? ______ c.What percent of students received financial aid in 1990?________2010?_______ d.Write a paragraph describing the changes in the graduating classes of 1990 and 2010. What changes seem especially important?Why? 3.(25 pts) Twenty-five people were asked about the television viewing habits. Number of hours spent watching TV per day Frequency 0 2 1 3 2 5 3 7 4 4 6 2 8 1 10 1 Calculate the mean, median and mode for this data.Which measure of central tendency is the most appropriate to use in this case? Why?What percentage scored above a 9.0? 4.(25 pts) In a normal distribution with a mean of 7.8 and a standard deviation of 0.8 Compute a percentile rank for the person with a score of 6.4. What is the score of a person with a percentile rank of 40%
real estate
An agent collects rents of $435 a month on each of three apartments. He makes monthly disbursements of $128.50 for utility ...
real estate
An agent collects rents of $435 a month on each of three apartments. He makes monthly disbursements of $128.50 for utility bills and $72 for insurance on each apartment. If his management fee is 10% of the gross rent, how much does he send to the owner each month?
Argosy University Statistics of Behavioral Science Database Worksheet
Creating a Database using Microsoft ExcelCreate a new Microsoft Excel database in which you will be able to enter the foll ...
Argosy University Statistics of Behavioral Science Database Worksheet
Creating a Database using Microsoft ExcelCreate a new Microsoft Excel database in which you will be able to enter the following variables:Subject identification (ID) numberAgeSexHeightYear in collegeName each variable in the datafile. All data to be manipulated (everything except the participant ID number) must be entered as numeric values.Create data for forty hypothetical students who are undergraduates in college, making sure you have five males and five females in each year (freshman, sophomore, junior, and senior):Subject ID number (You will be required to provide this yourself. For example, subject 1 is P1; subject 2 is P2, and so forth. This should be entered as alphanumeric in your database since it is not a variable we will use in any of our data analyses).Age: Be sure to get variability in your data. Not all students in any given year are of the same age. Be realistic with your data.Sex: Assign a number for each of Male and Female and provide clarification as to what each number refers to as demonstrated in your lectures.Height (convert to inches; 5 feet 3 inches = [12 * 5] + 3 = 63). Enter the number 63, not the formula.Year in college (freshman, sophomore, junior, or senior). Assign a number for each year and provide clarification as to what each number refers to as demonstrated in your lectures.Enter the complete dataset into the Microsoft Excel worksheet. Save the workbook on your hard drive.IF YOU ARE NOT GOOD AT STATISTICS MATH OR EXCEL PLZ DO NOT TAKE THE QUESTION !
3 pages
MAT222 Ashford Week 2 Double Inequalities in One Algebraic Statement Quiz
After viewing the video, Exercise 49 – Graphing the Solution Set: Double Inequalities in One Algebraic Statement), in th ...
MAT222 Ashford Week 2 Double Inequalities in One Algebraic Statement Quiz
After viewing the video, Exercise 49 – Graphing the Solution Set: Double Inequalities in One Algebraic Statement), in the media section of Chapter ...
Simple Harmonic Oscillation Motion Equations Questions
Hi! I don't understand how to do this question. Can you please provide a detailed solution with working out. Thank you ver ...
Simple Harmonic Oscillation Motion Equations Questions
Hi! I don't understand how to do this question. Can you please provide a detailed solution with working out. Thank you very much
4 pages
Advanced Mathematics
a. Since there is no uncertainty in demand, the order quantity is the same as the demand a. The loss on one unit because o ...
Advanced Mathematics
a. Since there is no uncertainty in demand, the order quantity is the same as the demand a. The loss on one unit because of stock out is $70.
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Most Popular Content
HW: Statistic questions
1.(25 pts) A researcher wishes to know:Can a child’s health in its first two years of life be enhanced by a program that ...
HW: Statistic questions
1.(25 pts) A researcher wishes to know:Can a child’s health in its first two years of life be enhanced by a program that teaches expectant mothers about nutrition? Identify two independent variables and two dependent variables that would be important to measure.Briefly describe the measure you would use.Identify the level of measurement (nominal ordinal or interval) for each. Example answer Independent variable:Mother’s education level, measured as less than high school, high school graduate, some college, college graduate. Ordinal measure. 2.(25 pts) You are the Dean of students at a college and the President has asked for some information about how the student body has changed over the years.You have collected the following information regarding the number of students in various categories for two different graduating classes: CHARACTERISTICS OF TWO GRADUATING CLASSES 1990 2010 Total in class 345 687 Females 178 301 Attended Commencement 99 458 Finished in 4 years 269 325 Received financial aid 159 369 What will you say to the president when she asks: a.What percentage of the graduating class was female in 1990?________2010?________ b.What proportion of the graduating class attended the commencement ceremony in 2010?______ Has this proportion gone up or down since 1990 and by how much? ______ c.What percent of students received financial aid in 1990?________2010?_______ d.Write a paragraph describing the changes in the graduating classes of 1990 and 2010. What changes seem especially important?Why? 3.(25 pts) Twenty-five people were asked about the television viewing habits. Number of hours spent watching TV per day Frequency 0 2 1 3 2 5 3 7 4 4 6 2 8 1 10 1 Calculate the mean, median and mode for this data.Which measure of central tendency is the most appropriate to use in this case? Why?What percentage scored above a 9.0? 4.(25 pts) In a normal distribution with a mean of 7.8 and a standard deviation of 0.8 Compute a percentile rank for the person with a score of 6.4. What is the score of a person with a percentile rank of 40%
real estate
An agent collects rents of $435 a month on each of three apartments. He makes monthly disbursements of $128.50 for utility ...
real estate
An agent collects rents of $435 a month on each of three apartments. He makes monthly disbursements of $128.50 for utility bills and $72 for insurance on each apartment. If his management fee is 10% of the gross rent, how much does he send to the owner each month?
Argosy University Statistics of Behavioral Science Database Worksheet
Creating a Database using Microsoft ExcelCreate a new Microsoft Excel database in which you will be able to enter the foll ...
Argosy University Statistics of Behavioral Science Database Worksheet
Creating a Database using Microsoft ExcelCreate a new Microsoft Excel database in which you will be able to enter the following variables:Subject identification (ID) numberAgeSexHeightYear in collegeName each variable in the datafile. All data to be manipulated (everything except the participant ID number) must be entered as numeric values.Create data for forty hypothetical students who are undergraduates in college, making sure you have five males and five females in each year (freshman, sophomore, junior, and senior):Subject ID number (You will be required to provide this yourself. For example, subject 1 is P1; subject 2 is P2, and so forth. This should be entered as alphanumeric in your database since it is not a variable we will use in any of our data analyses).Age: Be sure to get variability in your data. Not all students in any given year are of the same age. Be realistic with your data.Sex: Assign a number for each of Male and Female and provide clarification as to what each number refers to as demonstrated in your lectures.Height (convert to inches; 5 feet 3 inches = [12 * 5] + 3 = 63). Enter the number 63, not the formula.Year in college (freshman, sophomore, junior, or senior). Assign a number for each year and provide clarification as to what each number refers to as demonstrated in your lectures.Enter the complete dataset into the Microsoft Excel worksheet. Save the workbook on your hard drive.IF YOU ARE NOT GOOD AT STATISTICS MATH OR EXCEL PLZ DO NOT TAKE THE QUESTION !
3 pages
MAT222 Ashford Week 2 Double Inequalities in One Algebraic Statement Quiz
After viewing the video, Exercise 49 – Graphing the Solution Set: Double Inequalities in One Algebraic Statement), in th ...
MAT222 Ashford Week 2 Double Inequalities in One Algebraic Statement Quiz
After viewing the video, Exercise 49 – Graphing the Solution Set: Double Inequalities in One Algebraic Statement), in the media section of Chapter ...
Simple Harmonic Oscillation Motion Equations Questions
Hi! I don't understand how to do this question. Can you please provide a detailed solution with working out. Thank you ver ...
Simple Harmonic Oscillation Motion Equations Questions
Hi! I don't understand how to do this question. Can you please provide a detailed solution with working out. Thank you very much
4 pages
Advanced Mathematics
a. Since there is no uncertainty in demand, the order quantity is the same as the demand a. The loss on one unit because o ...
Advanced Mathematics
a. Since there is no uncertainty in demand, the order quantity is the same as the demand a. The loss on one unit because of stock out is $70.
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