The question is how do I design a basic experiment that would allow us to establish a cause-effect relationship between number of hours worked per week and lower college graduation rates?

165,392 results

Experiment

I want to design a basic experiment that would allow establishing a cause-effect relationship between number of hours worked per week and lower college graduation rates.

Experiment

The question is how do I design a basic experiment that would allow us to establish a cause-effect relationship between number of hours worked per week and lower college graduation rates? It must have these components: a manupulated independent variable, a dependent variable, ...

Experiment

the experiment that would allow establishing cause-effect relationship between number of hours worked per week and lower college graduation rates has to have these components: a manipulated independent variable, a dependent variable, control for extraneous variables, an ...

Math

Prepare payroll worksheets (for the week) for three employees. Assume that they worked the following hours at the following rates: - Sam - 6 hours per week at $30/hour - Lisa - on salary with $700/week - Ben - 20 hours per week at $45 hour Please include tax and super and ...

STATISTICS

Researchers asked questions in 1001 randomly selected adults in Russia. We found a statistically significant, strong positive correlation between income and the number of recycling bins filled their houses per week (r = 0,77). Choose the best interpretation of the result.   1...

algebra

Mike works part-time at a grocery store. He also mows lawns to earn some extra money. He earns $9.50 per hour at the grocery store and $12 per hour for mowing lawns. He worked for a total of 40 hours last week. Which equation represents the relationship between his total ...

Programming with Eclipse

Design, implement, test, and debug an application to compute an employee’s weekly pay. If the employee works more than 40 hours a week, the employee earns 1.5 times the basic hourly pay for any time worked over 40 hours. The program should allow the user to input the ...

statistics

Suppose that in the aerobic exercise group we also measured the number of hours of aerobic exercise per week and the mean is 5.2 hours with a standard deviation of 2.1 hours. The sample correlation is -0.42. a)Is there evidence of a significant correlation between number of ...

biostatistics

7. Consider again the data in problem #6. Suppose that in the aerobic exercise group we also measured the number of hours of aerobic exercise per week and the mean is 5.2 hours with a standard deviation of 2.1 hours. The sample correlation is -0.42. a)Is there evidence of a ...

Math

Colleen works 40 hours in an office and earns $300 per week. One week she worked 46 hours. What will her earnings be for the week she worked 46 hours? Include your calculations below.

Math (Basic)

"A woman earns 10.00 per hour at her job, but if she works more than 20 hours in a week she is paid 1.5 times her regular salary for the overtime hours worked. One week her gross pay was 275. How many overtime hours did she work that week? Express your answer in hours to 2 ...

Algebra

number of hours they worked at a cake shop during the holidays and the number of cakes they delivered in a week. Graph shows 0 to 60 on x axis and y axes at increments of 10. The label on the x axis is Weekly Hours Worked, and the label on the y axis is Number of Cakes ...

statistics

A medical board claim that the mean number of hours worked per week by surgical faculty who teach at an academic institution is more than 60 hours. A random sample of 7 surgical facility has a mean hours worked per week of 70 hours and a standard deviation of 12.5 hours. At a=...

Algebra

A group of students plotted the number of hours they worked at a cake shop during the holidays and the number of cakes they delivered in a week. Graph shows 0 to 60 on x axis and y axes at increments of 10. The label on the x axis is Weekly Hours Worked, and the label on the y...

help with math!

Evonne earns $10.50 per hour for a 40 hour week. She earns time and a half (1 1/2 times the normal $10.50 per hour rate) for all hours worked OVER 40 hours. Answer the following question based on Evonne's information. This week Evonne worked 50 hours, 10 hours overtime. Find ...

satistics

Among a random sample of 500 college students, the mean number of hours worked per week at non-college related jobs is 14.6. This mean lies 0.4 standard deviations below the mean of the sampling distribution. If a second sample of 500 students is selected, what is the ...

Math

In 1 week, the hours worked by the 6 cashiers at buy and fly were 20,20,29,48,52, and 56. Would using the mean or the median number of hours encourage a person who wants at least 35 hours per week to apply for a job at buy and fly? Explain?

statistics

To determine how many hours per week freshmen college students watch television, a random sample of 225 students was selected. It was determined that the students in the sample spent an average of 35 hours watching TV per week. The population standard deviation is known to be ...

programming

Temp Employer wants a program that will allow the company’s clerk to enter an employee’s name and the number of hours the employee works every month. (The number of hours worked will always be an integer). The program will display the name, numbers of weeks(assume a 40-...

statistics

The number of hours that college students sleep on a week night is approximated by a normal curve with a mean of 7 hours and a standard deviation of 1.7 hours. Answer the question below using a z table: On a week night, what percentage of students sleep between 5 and 10 hours

math

last week Coughy worked 4 hours more than Achewy. she also worked twice as many hourse as Pokey. altogether, they earned $252. if couphy earns $6.50 per hour, Achewy earns $9 per hour, and Pokey earns $5 per hour, find the number of hours that each worked.

Math

Shawn earns $3.50 per hour for the first 40 hours worked in a week and $20.25 per week, for hours over 40. If he earns $661.50 in one week, how many hours did he work?

Math(ratio)

Gretchen, Miranda and Ariel worked a total of 105 hours this week. If the ratio of Gretchen's hours to Miranda's to Ariels is 1:4:2, what is the difference between the number of hours Miranda worked and the number of hours Ariel worked?

Psychology

To establish a cause and effect relationship, which should be used? Naturalistic observation An experiment A survey A test A case study Wouldn't you need to conduct an experiment..?

math

trina works after school and on weekends. she always works three days each week. this week she worked 2 3/4 hours on monday, 3 3/5 hours on friday and 5 1/2 hours on saturday. next week she plans to work the same number of hours as this week, but will work for the same number ...

Algebra

Which of the following types of information is suited for display on a scatter plot? A.relationship between favorite color and age B.relationship between number of pets and favorite TV show C.relationship between hours of exercise and number of siblings D.relationship between ...

Math

John has two part time jobs. He works no more than 40 hours per week. He earns $6 per hour from the first job and $8 per hour from the second job. To cover his expenses, he needs to earn at lease $210 per week. Which of the following system of linear inequalities shows the ...

math help please

Which of the following types of information is suited for display on a scatter plot? A. Relationship between favorite color and age. B. Relationship between number of pets and favorite TV show C. Relationship between hours of exercise and number of siblings. D. Relationship ...

statistics

A survey was conducted to measure the number of hours per week adults spend on home computers. In the survey, the number of hours was normally distributed, with a mean of 8 hours and a standard deviation of 1 hour. A survey participant is randomly selected. Find the ...

college stats

A study wants to examine the relationship between student anxiety for an exam and the number of hours studied. The data is as follows: Student Anxiety Scores Study Hours 5 1 10 6 5 2 11 8 12 5 4 1 3 4 2 6 6 5 1 2 Why is a correlation the most appropriate statistic? What is the...

math

bob worked 32 hours per week at his job. his boss offers him a full-time position (40 hours per wee) and a $2 per hour raise. He now will be making $200 more per week. what was his hourly rate before the raise?

Algebra 2

Amanda surveyed 20 juniors and seniors at Delamar high school to find the number of hours per week they spend working at part-time jobs. Her results are shown below. Juniors: 20,10,20,10,15,0,0,10,20,15 Seniors: 20,20,10,10,0,0,0,10,0,10 which statement about the data is true...

Algebra

A worker gets 18 dollars per hour for a normal work week of 40 hours and time-and-a-half for overtime. Assuming he works at least 40 hours a week, construct a function describing his weekly paycheck,P, as a function of the number of hours worked, t. P(t)=____ dollards I PUT P(...

Math

The following table represents a grouped frequency distribution of the number of hours spent on the computer per week for students. What percentage of students used the computer between 7 and 14.9 hours per week? Round your answer to one decimal place, if necessary. Hours ...

CSI 115 Logic And Design

Hi I know you have got this same question ask to you a lot, but mine is for week 2 unstead of week 1. This week they want me to come up with and Create the Modular Design for the same subject as week 1, example underneath please. A small startup software developer company ...

Math

Solve the following linear programming problems by the graphical method Dr. Lum teaches part-time at two different community colleges, Hilltop College and Serra College. Dr. Lum can teach up to 5 classes per semester. For every class taught by him at Hilltop College, he needs ...

Algebra

Ramiro earns $20 per hour during the week and $30 per hour for overtime on the weekends. One week Ramiro earned a total of $650. He worked 5 times as many hours during the week as he did on the weekend. Write and solve a system of equations to determine how many hours of ...

algebra

You began a new job at a pizza shop 3 weeks ago. You worked 6 hours during the first week, 4 hours during the second week, and 10 hours during the third week. Which graph best represents the total hours you worked over these 3 weeeks? i tried solving it myself and found an ...

Visual Basic (Computer Programming)

ALGORITHM EXERCISES 1. Wilma Peterson is paid by the hour. She would like a program that both calculates and displays her weekly gross pay. For this exercise, you do not need to worry about overtime pay, as Wilma never works more than 40 hours in a week. Desk-check your ...

c++ programming

Solve the following problem. Apply all the steps i.e decomposition, Flowcharting and Pseudo code. Also write C++ program. Design and Write an interactive program that computes the salary in Rupees of a part-time employee based on: - Number of days worked. - Number of hours per...

Math

At the start of the week, the amount of money in Howard's bank account varies directly with the number of hours he worked and inversely with the number of hours he spent shopping the past week. If has $2,000 in his bank account the week after spending 25 hours working and 4 ...

Math

How do I solve this question? "Rory Gilmore earns $20 per hour during the week and $30 per hour for overtime on the weekends. One week Rory earned a total of $650. She worked 5 times as many hours during the week as she did on the weekend. Write and solve an equation or system...

math

two mechanics worked on a car the first mechanic worked for 5 hours and the second mechanic worked for 15 hours together they charged a total of 1750 what was the rate charged per hour by each mechanic if the sum of the two rates was 160 per hour

algebra

two mechanics worked on a car the first mechanic worked for 15 hours and the second mechanic worked for 5 hours together they charged a total of 1525 what was the rate charged per hour by each mechanic if the sum of the two rates was 175 per hour

math

Two mechanics worked on a car. The first mechanic worked for 5 hours, and the second mechanic worked for 15 hours. Together they charged a total of $2025 . What was the rate charged per hour by each mechanic if the sum of the two rates was $205 per hour

math

Two mechanics worked on a car. The first mechanic worked for 10 hours, and the second mechanic worked for 5 hours. Together they charged a total of $1525 . What was the rate charged per hour by each mechanic if the sum of the two rates was $200 per hour?

Algebra 2

Amanda surveyed 20 juniors and seniors at Delmark Highschool to find the number of hours per week they spend working at part time jobs. Her results are shown below Junior - 20,10,20,15,0,0,10,20,15 Senior - 20,20,10,10,0,0,0,10,0,10 Which statement about the data is true? A - ...

Sciene

Portfolio: you will design an experiment to investigate the relationship between the number of coil loops and the strength of a solenoid. One you have an experiment plan, carry out your experiment and record data. After finishing conducting experiment, write a conclusion that ...

science

I have a science experiment and I'm not sure how to do this or have all the materials to do it can anyone help? For this portfolio, you will design an experiment to investigate the relationship between the number of coil loops and a strength of a solenoid. Once you have an ...

math/algebra

Can I get help in solving these problems using the linear system of elimination. 4x - 5y =22 x + 2y = -1 2x - 3y = 16 3x + 4y = 7 Word Problem: During the summer, you want to earn at least $150 per week. You earn $10 per hour working for a farmer and you earn $5 per hour ...

Math

Two mechanics worked on a car. The first mechanic worked for 10 hours and the second mechanic worked for 15 hours. Together they charged $2500. What was the rate charged per hour by each mechanic if the sum of the two rates was $195 per hour?

math115

A worker gets 22 dollars per hour for a normal work week of 40 hours and time-and-a-half for overtime. Assuming he works at least 40 hours a week, construct a function describing his weekly paycheck, Upper P, as a function of the number of hours worked, t. My answer: 880+11(t-...

Math

A college student decides that school work limits him to a total of no more than 36  hours per week at his two part­time jobs. He earns $6 per hour hanging wall paper and  he has a sales job that pays $8 per hour. He needs to earn...

algebra

a student worked w hours on tuesday x hours on wednesday y hours on thursday and z hours on friday which algebraic expression represent the average arithmetic mean number of hours per day the student worked for the four days for any valuesof w,x,y,and z

math word problem

Martha earns $8.76 per hour at her job. Last week, she worked for 32.5 hours. On average, if Martha worked 5 days last week, how much did she earn each day?

statistics

Estimate the multiple linear regression equation relating number of cups of coffee per week, female sex, and number of hours of exercise per week, considered simultaneously, to GPA. Consider GPA the dependent, or outcome variable. my answer: GPA= 7.301 -1.649 (female sex) -0....

Math

Betty is supposed to work the same number of hours each week. One week, she worked 42 hours the first week and 34 hours the second week, how many hours is Betty supposed to work?

Science

Portfolio: you will design an experiment to investigate the relationship between the number of cool loops and the strength of a solenoid. Once you have an experiment plan carry out your experiment and record your data. After you have finished conducting the experiment, write a...

college statistics

In Chapter 5, Exercise 9, we studied the variability of crime rates and police expenditures in the eastern and Midwestern United States. We’ve now been asked to investigate the hypothesis that the number of crimes is related to police expenditures per capita because states ...

advanced alh

The number of hours that college students sleep on a week night is approximated by a normal curve with a mean of 7 hours and a standard deviation of 1.7 hours. Answer the question below using a z table: About what proportion of students sleep less than 5 hours on a week night...

Algebra

Greg is paid double- time for each hour worked over 45 hours in a week. Last week he worked 53 hours and earned $732. What is his normal hourly rate?

accounting

An employee earns $20 per hour and 1.75 times that rate for all hours in excess of 40 hours per week. Assume that the employee worked 55 hours during the week, and that the gross pay prior to the current week totaled $29,000. Assume further that the social security tax rate ...

statistics

Suppose a researcher gathered survey data from 19 employees and asked the employees to rate their job satisfaction on a scale from 0 to 100 (with 100 being perfectly satisfied). Suppose the following data represent the results of this survey. Assume that relationship with ...

MATH

Could someone please double check me? ------------------------------------------ A Developer works 40 hours per week at $30 per hour. He or she earns : 40 hours x $30.00 per hour = $1200.00 - per week. The four developers earn : 40 hours x $1200.00 = $4800.00 - per week...

math

One month, ruby worked 6 hours more than Isac, and Svetlana worked 4 times as many hours as Ruby. Together they worked 126 hours. Find the number of hours each person worked

math

A small firm produces AM and AM/FM car radios. The AM radios take 15 hours to produce, and the AM/FM radios take 20 hours. The number of production hours is limited to 300 hours per week. The plant’s capacity is limited to a total of 18 radios per week, and existing orders ...

Math

Which display is best to determine the relationship between the number of hours worked and the amount of money paid?

statistics

A researcher believe that college students spend a different amount of time talking on the phone than they do instant messaging. She takes a random sample of 12 college students and records the number of hours per week each student spends on each activity and plans to test at ...

Math

Mike is paid at a rate of 950 per hour for the first 40 hours worked in a week and one and one half times that rate for all hours over 40 if he works 52 1/4 hours in a week what is his gross pay rounded to the nearest cent

accounting

An employee earns $40 per hour and 1.75 times that rate for all hours in excess of 40 hours per week. Assume that the employee worked 60 hours during the week, and that the gross pay prior to the current week totaled $58,000. Assume further that the social security tax rate ...

accounting

An employee earns $40 per hour and 1.75 times that rate for all hours in excess of 40 hours per week. Assume that the employee worked 60 hours during the week, and that the gross pay prior to the current week totaled $58,000. Assume further that the social security tax rate ...

Science

A scientist has noted a possible relationship between a certain chemical substance found in fish and the occurrence of kidney failure in humans. Which of the following preliminary steps should the scientist take before conducting a controlled experiment? A. Establish a cause ...

??

why do you times 8.6x1.5x8? where does the 8 come from? You said the employee worked 48 hours in a week, right? 40 hours were paid at his regular rate ($8.60/hour or 8.6), and the extra 8 hours (overtime) were paid at time and a half (8.6 x 1.5). Once you know what the ...

College Math

5) A landscaper wants to make a small planter and surround it with edging material for a client. She is deciding between two designs. Design 1: A square planter Design 2: A circular planter Edging material costs $4 per ft. for the straight variety which she would use for ...

psy

A study wants to examine the relationship between student anxiety for an exam and the number of hours studied. The data is as follows: Student Anxiety Scores Study Hours 5 1 10 6 5 2 11 8 12 5 4 1 3 4 2 6 6 5 1 2 Why is a correlation the most appropriate statistic? What is the...

math

A study wants to examine the relationship between student anxiety for an exam and the number of hours studied. The data is as follows: Student Anxiety Scores Study Hours 5 1 10 6 5 2 11 8 12 5 4 1 3 4 2 6 6 5 1 2 Why is a correlation the most appropriate statistic? What is the...

Math

Sonja is paid $42.50 per hour as a veterinarian. She is paid 1 1/2 times the regular rate for all time exceeding 7 1/2 hours in a day or 37 1/2 hours per week. Work on a statutory holiday is paid at double time. What were her gross earning for a week in which she worked for 6...

math

Joan's basic week is 30 hours, she gets paid at $200 per hour. Determine her basic wage

statistics

12) The regression equation Credits = 15.4 - .07 Work was fitted from a sample of 21 statistics students. Credits is the number of college credits taken and Work is the number of hours worked per week at an outside job. A) Interpret the slope. B) Is the intercept meaningful? ...

MAT115

The following information shows a relationship between the amount spent per week on advertising by a small fast-food shop and the total sales per week. Use it to answer question 5. Amount spent 10 20 30 40 Sales 200 380 625 790 Predict the weekly sales associated with the ...

math

Greg and Verena both work for the Spelling Company. Greg earns $18.60 per hour as an assembler, and Verena earns $12.20 per hour as a technician. Last week Greg worked es031-1.jpg hours and Verena worked es031-2.jpg hours. What was their combined earnings for the week?

math

Greg and Verena both work for the Spelling Company. Greg earns $18.60 per hour as an assembler, and Verena earns $12.20 per hour as a technician. Last week Greg worked es031-1.jpg hours and Verena worked es031-2.jpg hours. What was their combined earnings for the week?

Algebra

Tim works part-time at a retail store. His salary varies directly by the number of hours worked. Last week he earned $99.45 for 13 hours of work. This week he earned $160.65. a. Write and solve an equation that represents this scenario. b. How many hours did he work?

science

i had to make up an experiment for school. but my teacher said it wasn't an experiment. my hypothesis is that there is a relationship between divorce rates and teens school grades. how do i make this into an experiment. please help!

Math

22. Industrial Designs has been awarded a contract to design a label for a new wine produced by Lake View Winery. The company estimates that 150 hours will be required to complete the project. The firm’s three graphics designers available for assignment to this project are ...

math

Tim works part-time at a retail store. His salary varies directly by the number of hours worked. Last week he earned $99.45 for 13 hours of work. This week he earned $160.65.

payroll

An employee's rate of pay is $40.00 per hour, with time and a half for all hours worked in excess of 40 during a week. The following data are available: Allowances claimed on W-4 4 Allowance amount allowed:$70 ea. Hours worked this week 50 Y T D Earnings prior 105,200 F I T ...

Math

Last week Frank worked as a waiter for 6&1/4 hrs, earning $9.80 per hour. He also earned $14.50 per hour delivering packages for 7&1/2 hours. How much money did he earn last week?

Math

Last week Frank worked as a waiter for 6&1/4 hrs, earning $9.80 per hour. He also earned $14.50 per hour delivering packages for 7&1/2 hours. How much money did he earn last week?

math

my present salary is $1,560.00. I was offered a new position at $8.60 per hour with 1 1/2 hrs pay for overtime after 40 hours of work per weeke. How man hours of overtime per week would I need to earn the $390.00 per week.

Math-Asap

I have another expression that I need help with. If the hours worked are less than or equal to 40 return the pay as hours worked times hourly wage. -hours*hourlywwage (this is my expression) Otherwise return the pay as the first 40 hours worked times the hourly wage plus those...

psy statistics

A study wants to examine the relationship between student anxiety for an exam and the number of hours studied. The data is as follows: Student Anxiety Scores Study Hours 5 1 10 6 5 2 11 8 12 5 4 1 3 4 2 6 6 5 1 2 Why is a correlation the most appropriate statistic? What is the...

Quantiative Methods

Industrial Designs has been awarded a contract to design a label for a new wine produced by Lake View Winery. The Co estimates that 150 hours will be required to complete the project. The firm's three graphics designers available for assisgment to this project ar Lisa, a ...

The Simplex Method

A student earns $10 per hour for tutoring and $7 per hour as a teacher's aide. To have enough free time for studies, he can work no more than 20 hours per week. The tutoring center requires that each tutor spends at least three hours per week tutoring, but no more than eight ...

Science 8A Electromagnetism

Hi, Umm, can someone give me an example because I'm kind of confused. I need help! Please help me! For this portfolio, you will design an experiment to investigate the relationship between the number of coil loops and a strength of a solenoid. Once you have an experimental ...

Study Test- Need help to do good on real test!!!!!

A study wants to examine the relationship between student anxiety for an exam and the number of hours studied. The data is as follows: Study Hours 1 6 2 8 5 1 4 6 5 2 Student Anxiety Scores 5 10 5 11 12 4 3 2 6 1 1.Why is a correlation the most appropriate statistic? 2.What is...

math

chip worked at the animal shelter for 6 hours each week for several weeks. he worked for a total of 42 hours. which of the following can be used to find the number of weeks chip worked at the animal shelter?

Math 222

Please help me solve this problem? The first mechanic worked 10 hours and the second mechanic worked 5 hours. Together they both charged a total of $1250 for their work. Their sum of two rates is $165 per hour. So how much did the first and second mechanics charged?

english

Can someone please check my homework for me? · Write two paragraphs about how interest rates affect our purchasing decisions. · Identify the topic sentence in each by underlining it. · Post your paper as an attachment. Interest rates affect the buying of homes in real ...

comp

can you help me Underline the topic sentence for this paragraph??? Interest rates have a decidedly large impact on purchasing decisions. Interest rates affect our purchases in a couple different ways. Interest rates are what you pay for the use of someone else's money. When ...

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