To calculate the mean for grouped data, which of the following steps must be completed? a. multiply the number of subjects within each category by the value of that category b. divide the results of the multiplication c. multiply by
42,265 results
Math
Use the data given below to answer the following questions: 68,63,67,66,65,87,69,61,86,82,28 What is the outlier of the data? Explain why you consider this number the outlier. Calculate the mean of the given data set. You must show your work! Calculate the

Math
Use the data given below to answer the following questions 68, 63, 67, 66, 65, 87, 69, 61, 86, 82, 28 A. What is the outlier of the data? Explain WHY you consider this number the outlier. B. Calculate the mean of the given data set. You must show your work

science
which of the following reasons best explains why scientists need a standard measurement system A)scientist would not be able to communicate at all without one B)if they did not use one data could be misinterpreted (My answer) C)experiments could not be

Science
You will be designing and carrying out your own experiment to investigate the effect different forces have on an object’s motion. The experiment you design should test at least one of the forces that affect motion that you have learned about in this

Math HELP! Ms.Sue
The stemandleaf plot shows the heights in centimeters of Teddy Bear sunflowers grown in two different types of soil. Soil A Soil B  5 9 5 2 1 1 6 39 510 7 023678 21 8 3 0 9  Key: 96 means 69, Key: 58 means 58 a) Describe the overlap of the

english
You are writing a paragraph on how to make your favorite sandwich. You have a list of the steps beside you, and you write down the steps in sentences, without stopping to check your work. Finally you've written all the steps into sentences, and you put

math help pls pls
You suspect that the spiciness of food served in a restaurant is positively correlated with number of soft drinks ordered. You have gathered several observations of people ordering food of different spicelevels and the number of soft drinks they ordered.

math
1. what is the term for data that are grouped closely together? a. outlier b. liner c. positive d. clustering 2. what association would you expect if you was graphing height and weight ? a. position b. nonlinear c. negative d. none of these 3. what

statistics
the following data represents the percentages of family income allocated to groceries for a sample of 50 shoppers: percentage of family income #of shoppers 1019 6 2029 14 3039 16 4049 11 5059 3 1.calculate the value of mean 1.1 meadian percentage of

science
Share your response to the following Analysis and Conclusion question of the lab you just completed with your classmates: Did the data support or reject your hypothesis? Using the data you collected, explain why or why not. Respond to at least two other

math
The following are the amounts (to the nearest dollar) paid by 25 students for textbooks during the fall term: a. Draw an ordered stem and leaf plot to illustrate the data. b. Construct a grouped frequency table for the data, starting the first class at

math
Mr. Reader has six different Spiderman comic books, five different Archie comic books and four different Garfield comic books. When stacked, all of the Spiderman comic books are grouped together, all of the Archie comic books are grouped together and all

math
The Survey of Earned Doctorates regularly assesses the numbers and types of doctorates awarded at U.S. universities.It also provides data on the length of time, in years, it takes to complete a doctorate. Below is a modified list of this completiontime

HOW TO CALCULATE LASS WIDTHS?
can someone tell me how to calculate class width. suppose the number of classes and class widh being 5 and 12 respectively.form a grouped frequency distribution.. the maximum is 98 while the minimum is 12. Should i calculate it: maximum  minimum that is

Math
What are the advantages and disadvantages of grouped data?

Physic help on direction (Not that good at Englis
Galileo figured out the equation that describes the behavior of a pendulum. If you square both sides of the equation, you will find that the slope of the line is related to the acceleration due to gravity (g). Specifically, slope = 4PI^2/g. Use your data

statistic
The following data are the numbers of car thefts that occurred in a city in the past 11 days. 6, 3, 7, 11, 4, 3, 8, 7, 2, 6 9. calculate the values for the first and third qualities. construct a box plot for the given data.

Math
The population (in millions) and the violent crime rate (per 1000) were recorded for 10 metropolitan areas. The data are shown in the following table. Do these data provide evidence to reject the null hypothesis that ƒÏ = 0 in favor of ƒÏ ‚ 0 at

Math Help
When asked for standard deviation when dealing with grouped data for linear regression, do you give them for each the x and y variable or is there a way to configure for grouped data set? I have a Ti 84 plus calculator

statistics
Group the largest data set and find mean, median, mode, variance, standard deviation, 15th, 45th and 80th percentiles of the grouped data. Then find the same sample statistics using the ungrouped data. Is there any difference? Comment.

Science
In the new six kingdom system of classification, the six kingdoms may be grouped into three domains. The four kingdoms that are grouped in the domain Eukarya all contain organisms A) are consumers. B) are multicellular. C) that have cell walls made of

MathForecasting Statistics
The following data is a sample of daily maximum temperatures in New York in March (from 20062008). a. Calculate the mean (1 decimal place) and standard deviation (2 decimal places) of this data. You may use technology to answer this question. Only the

14
The key to using a pedometer to meet the Physical Activity Guidelines for Americans is to _________. A. First set a time goal and then calculate how many steps are needed each day to reach that goal B. First set a time goal and then calculate how rigorous

Physics(Please help, thank you)
I had to do an experiment where a tiny steel ball was measured using a micrometer. There was then a series of calculations that needed to be completed and then a percent error had to be calculated. I think that my data may be incorrect or maybe I am just

Math
The stemandleaf plot shows the heights in centimeters of Teddy Bear sunflowers grown in two different types of soil. Soil A 65,62,61,61 75,71,70 82,81 90 Soil B 59 63,69 70,72,73,76,77,78 83 a) Describe the overlap of the two sets of data. b) Calculate

critical thinking
8. Summarize the steps you completed while evaluating both sides of your topic.

ap stats
all students in a pe class completed a basketball free throw shooting event and the highest number of shots made was 32. the next day a student who had transferred into the school completed the event, making 35 shots. indicate whether adding the new

Science
Scientific investigations involve many steps and processes. Which characteristics define a laboratory experiment? A. hypothesis, models, and calculations B. test variables, data, and uncontrolled conditions C. data, conclusions, and unregulated environment

how to find class widths??
can someone tell me how to calculate class width. suppose the number of classes and class widh being 5 and 12 respectively.form a grouped frequency distribution.. the maximum is 98 while the minimum is 12. Should i calculate it: maximum  minimum that is

Statistics for Business
Consider the following sample of data: 11.2, 28.4, 32.6, 17, 13.5, 2.2, 38, 41.4, 1.9, 14.4, 21.8, 23.8 a) Calculate the max, min, Q1, median, and Q3 b) Calculate the average c) Calculate the standard deviation d) Calculate the variance

Math
A stemandleaf plot shows the heights in centimeters of Teddy Bear sunflowers grown in two different types of soil. Soil A Soil B 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 Key:96 means 69 Key: 58 means 58 a) Describe the overlap of the two sets

Statistics
The Centers for Disease Control and other organizations are interested in the health benefits of breastfeeding for infants. The National Immunization Survey includes questions about breastfeeding practices, including the questions about breastfeeding

MATH
Construct both an ungrouped and a grouped frequency distribution for the data given below: 207 211 204 208 202 203 211 202 205 212 210 212 204 199 204 201 213 200 204 207

PreCalc
For the data set shown by the table, a. Create a scatter plot for the data. (You do not need to submit the scatter plot) b. Use the scatter plot to determine whether an exponential function or a logarithmic function is the best choice for modeling the

STATISTICS
To calculate the mean for grouped data, which of the following steps must be completed? a. multiply the number of subjects within each category by the value of that category b. divide the results of the multiplication c. multiply by the number of subjects

Statistics 2
To calculate the mean for grouped data, which of the following steps must be completed? a. multiply the number of subjects within each category by the value of that category b. divide the results of the multiplication c. multiply by the number of subjects

Math "Ms Sue"
The stemandleaf plot shows the heights in centimeters of Teddy Bear sunflowers grown in two different types of soil. Soil A Soil B 5  9 5 2 1 1 6  39 510  7  023678 21 8  3 0 9 Key: 96 means 69,Key: 58 means 58 a) Describe the overlap of the

Statistics
The following are Exam scores for a group of Mathematics students. a) Group this data by using the Sturges’ formula to determine the number of classes. Keep the width of each class equal. b) Find the mean, standard deviation and variance of the grouped

Math ques2
how do you get the range for grouped data that has open ended intervals?

Advance mathematics
How can i find semiinterquartile range from grouped data?

Chemistry
An electron ps from the 6th to te 3rd energy level in the hydrogen atom: a) calculate the wavelength b) calculate the frequency c) calculate te enrgy d) into which spectral series would the photon be grouped? (i really just need to formulas, then i could

mathsurgent
if xi 's are the mid points of the class interval of grouped data, fi 's are the corresponding frequinces and x^u is the mean, then (sum of) fi( xix^u) is?

Math
What is the term for data that are grouped closely together? A. outlier B. linear C. positive D. clustering

Math
What is the term for data that are grouped closely together? A. Outlier B. Linear C. Positive D. Clustering Is the answer C? Thank you for your help.

Records management
I am doing a powerpoint presentation and was wondering if you could help me find some information for the following: Steps for handling clinical data a doctor needs to see, steps for handling administrative data that a doctor does not need to see, where to

HEALTH
The key to using a pedometer to meet the Physical Activity Guidelines for Americans is to _________. A. First set a time goal and then calculate how rigorous the steps need to be each day to reach your goal B. First calculate how many steps are needed

health
The key to using a pedometer to meet the Physical Activity Guidelines for Americans is to _________. A. First set a time goal and then calculate how many steps are needed each day to reach that goal B. First set a time goal and then calculate how rigorous

excel
You have been tasked with analyzing an extremely large amount of data and to ultimately produce a report to share with the Board of Directors. The data is currently in a text file and has over two thousand records of data. Explain how you would use Excel

math
You have been tasked with analyzing an extremely large amount of data and to ultimately produce a report to share with the Board of Directors. The data is currently in a text file and has over two thousand records of data. Explain how you would use Excel

nau
5. (TCO 9) You have been tasked with analyzing an extremely large amount of data and to ultimately produce a report to share with the board of directors. The data is currently in a text file and has over two thousand records of data. Explain how you would

marketing
Before a data collection form is completed, researchers sometimes set up a mock document that shows the way data will be presented and how the results of an analysis may correlate. This document is called a A. crosssectional study. B. statistical test. C.

English
Share your response to the following Analysis and Conclusion question of the lab you just completed with your classmates: Did the data support or reject your hypothesis? Using the data you collected, explain why or why not. Respond to at least two other

chemistry
) Calculate the amount of unreacted aqueous ethanoic acid (CH3COOH(aq)) in the sample taken for titration with aqueous potassium hydroxide(KOH(aq)). Clearly show the steps in your calculation. (1 mark) (v) Hence calculate the amount of aqueous ethanoic

ap stats
all students in a pe class completed a basketball free throw shooting event and the highest number of shots made was 32. the next day a student who had transferred into the school completed the event, making 35 shots. indicate whether adding the new

statistics
Consider the following data on lengths of 30 pieces of metal. 18 26 15 17 7 27 24 17 10 17 23 29 28 18 10 23 16 6 12 26 5 12 23 22 24 14 16 26 19 22 a. Define an outlier. Give an example of an outlier from the above data set. [3] b. (i) Calculate and

Statistics
A Youth Correction Center completed a study to explore the proportion of delinquent behaviour, according to birth order, among two groups of teenagers (males and females, age 1217). The data are given in the table below. Determine whether there is a

Statistics
How will I know the modal class from a grouped data w/ equal class sizes if the highest frequency is 7 but then it appears thrice in 3 intervals. 34.00  39.69 frequency: 7 39.70 45.39 frequency: 7 62.5068.19 frequency: 7

stats(help)
These are the numbers of wins for the 30 NBA teams for the 20042005 NBA season. 45 43 42 33 33 54 47 44 42 30 59 45 36 18 13 52 49 44 27 26 62 50 37 34 34 59 58 51 45 18 I am supposed to create a grouped frequency table for this data. I found my range is

math
tina completed 2/3 of her homework george completed 7/8 of his homewor who completed a greater fraction of homework?

Math
Annie likes to walk 2 steps, jump 2 steps and then skip 2 steps. If she does this pattern over and over again for a total of 52 steps, how many jumping steps will she make?

math
Annie likes to walk 2 steps, jump 2 steps and then skip 2 steps. If she does this pattern over and over again for a total of 52 steps, how many jumping steps will she make?

Math
I am doing estimating Standard deviation of grouped data. I have done all the sum freg 60/ midpoint 2580/ x bar is 43 for all/ and total with x bar is 10260. Can you explain how to get the variance and sq root from these. I know that you have to

IT/205
Read “The U.S. Census Bureau Field Data Collection Project: Don’t Count On It” beginning on p. 413 of Essentials of Management Information Systems. Answer the following questions in 200 to 300 words: Dose this mean each question 200 to 300 word or

Earth Science
I need help with the following Lab due tonight, 7/30/12, as I feel completely lost and would appreciate the help. The lab goes as follows: Design an experiment that illustrates the determination of the density of a cylindrical object found in the Lab Kit.

MATH! PLEASE HELP
The stemandleaf plot shows the heights in centimeters of Teddy Bear sunflowers grown in two different types of soil. Soil A Soil B 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 Key 96 means 69 Key 58 means 58 a Describe the overlap of the two sets

Math7
The stemandleaf plot shows the heights in centimeters of Teddy Bear sunflowers grown in two different types of soil. Soil A Soil B 5  9 5 2 1 1 6  39 510  7  023678 21 8  3 0 9 Key: 96 means 69,Key: 58 means 58 a) Describe the overlap of the

statistics
7. In a certain survey, 30% of those questioned are given an incentive to complete the survey. Of those who receive incentives, 80% completed the survey. Of those who do not receive incentives, 25% completed the survey. a. Find the probability of getting

English
Hello could anyone check my work on the following question? Read the two sentences He completed his assignment. Then he submitted it to his teacher. Which sentence combines the two sentences using a past participle? A.) He submitted the completed

Data
Research South Carolina for data that is commonly used in health services systems. This includes census data, vital statistics data (birth, deaths, marriages, and divorces), surveillance data, administrative data, and survey research data. Keep in mind

math
Mike completed 19 math problems before dinner for tonight’s homework, and he completed x problems after dinner. Write an expression to determine the total number of problems he completed.

Calc Help
The rate of performance is given by dN/dt=1/(2sqroot(t+1)) where N is the number of unity completed t hours after beginning a new tak. If 2 units are completed afer 3 hours, how many units are completed after 8 hours? see your other post under another name

help my son's math
Jamie won the spelling bee.she completed 8 more rounds than Antonio,who completed three times as many rounds as beth.If beth completed 6 rounds, how many rounds did jamie completed?

Math
I have found the mean for each data set, but I am not sure if I have calculated the MAD(mean absolute deviation)for each data set correctly. Can someone please help me? Calculate the mean of each data set. Soil A: 61+61+62+65+70+71+75+81+82+90=71.8; =71.8

physics
How am I supposed to answer this question on the lab writeup? I have the date, but I don't know the formula or process to use. Thanks. Organizing Data: Using your estimate of the threshold frequency from your first data table and your measured value of ft

statistics
Twelve college students were surveyed about the distance from their house to the college they attended. 12 18 54 13 15 24 8 5 14 27 1 20 1. Using the data set above, find the percentile ranking for the data point 24. 2. Using the data set above, what

biology
The word step is misleading. http://biology.about.com/library/bltranslation.htm How many steps are there in translation? I've been searching and so far I have found a site that says that there are 5 steps, one that says 4 steps, and one that only has three

college chemistry
Stomach acid is composed primarily of HCl. If the concentration of the acid is 0.010M and it has a volume of 75 mL, how many generic tablets would you need to fully neutralize the acid? (Use your data) I just don't know where to start for this question, or

Math
Three friends were working on a project. Cindy completed 4/8 of the project. Kim completed 3/8 of the project. Sandy completed 1/8 of the project. How much of the project did they complete all together

Biomechanics
Describe the human gait cycle. Explain the sinusoidal pattern experienced in normal gait. Using the below data complete the table to determine stride length, stride rate and then calculate velocity. SLOW: The subject took 33 steps of approximately 0.981 m

Statistics
The data below represents six years of the harvest of oranges in millions of boxes and the price per 75 pound box. (a) Plot the data and calculate the regression line. Plot that line. (b)Calculate the coefficient of determination (c)What percent of the

Criminal Justice rsearch and statistics
I have to write a description of an original research project at least 4 pages long. I have to formulate a theory based on any subject that is relevant to the criminal justice system. My theory should be a definitive statement . There are 3 sections;

Proofread/Editing
The current research project involves examining the photoreceptors of the fruit fly, Drosophila Melanogaster. Over the last 6 weeks, I have been spending about 2 hours a week working with a program called ImageJ and various slices of photoreceptor cells of

Science Proofreader needed!
The current research project involves examining the photoreceptors of the fruit fly, Drosophila Melanogaster. Over the last 6 weeks, I have been spending about 2 hours a week working with a program called ImageJ and various slices of photoreceptor cells of

math
Consider the following students method of solving the proportion 8/5 = 20/x and determine whether the methods were correct: Richie: First I divided 20 by 8 and got 2 1/2. Then I multiplied 2 1/2 by 5 and got 12 1/2 for my answer. Martha: I think of it this

PreCalc
Hi, I'm needing help on how to find the vertical shift, horizontal shift, amplitude, period, domain, and range; As well as the sine and cosine function based off of 12 data points (Which i'll provide below) Can someone please walk me through the steps on

statistic
The following data are the numbers of cars thefts that occurred in a city in the past 11 days. 6 3 7 11 4 3 8 7 2 6 9. calculate the values for the first and third quartiles. construct a box plot for the given data.

physics
Calculate the work done in Joules when an athlete of body weight 96 kg bench steps on a bench of height 25 cm for 48 steps. Please present this answer rounded to a whole number without decimal places.

Computer Science
Can please someone check my answer: a)385 data loss incidents took place b)110 million people were affected by personal data loss incidents c)3% of all data loss incidents were caused by hard copy theft/loss d)20% of all data loss incidents were caused by

Math
Can please someone check my answer: a)385 data loss incidents took place b)110 million people were affected by personal data loss incidents c)3% of all data loss incidents were caused by hard copy theft/loss d)20% of all data loss incidents were caused by

Math
The raw data below represents the number of children living at home in a neighborhood of 24 homes. Which measure best describes the data: mean, median, or mode? Calculate all and explain. 2,1,3,0,4,4,1,2,0,6,2,2,5,0,2,3,3,1,1,4,2,0,1,4

Math
The raw data below represents the number of children living at home in a neighborhood of 24 homes. Which measure best describes the data: mean, median, or mode? Calculate all and explain. 2,1,3,0,4,4,1,2,0,6,2,2,5,0,2,3,3,1,1,4,2,0,1,4

Stats
The population (in millions) and the violent crime rate (per 1000) were recorded for 10 metropolitan areas. The data are shown in the following table. Do these data provide evidence to reject the null hypothesis that ρ = 0 in favor of ρ ≠ 0 at α =

Biochem
You wish to measure the ∆G°' for the hydrolysis of ATP: ATP >ADP + Pi But the equilibrium for the hydrolysis lies so far toward products that analysis of the ATP concentration at equilibrium is neither practical or accurate. However, you have the

Algebra Grade 7
A cat likes to play on stairs. Starting at the bottom landing, the cat jumped up 4 steps, then down 2 steps. Then the cat jumped up 5 steps and fell down 3. In two more jumps of 4 steps and then 2 steps, the cat reached the top of the stairs. How many

Statistics for the Behavioral Sciences
Complete an independent project, collect data from your observation experiment and perform a oneway, betweensubjects ANOVA on the data using the definitional formula.Include the following: 1. description of research project that includes the operational

MTH233/statistics UOP
Find one quantitative and one qualitative data set from a reliable source and determine the best way to present that data graphically. Show your graph and explain your reasoning for choosing this presentation method. When might the reported median of data

math
Consider the following set of data. (18, 12), (29, 48), (65, 29), (82, 24), (115, 56), (124, 13) (a) Calculate the covariance of the set of data. (Give your answer correct to two decimal places.) (b) Calculate the standard deviation of the six xvalues and

statistics
Consider the following set of data. (18, 12), (29, 48), (65, 29), (82, 24), (115, 56), (124, 13) (a) Calculate the covariance of the set of data. (Give your answer correct to two decimal places.) . (b) Calculate the standard deviation of the six xvalues

math
4. For Questions 47, use the following data: The number of file conversions performed by a processor per day for 10 days was: 15, 27, 25, 28, 30, 31, 22, 25, 27, 29 What is the arithmetic mean of the data? (Points: 5) 20.7 25.9 27 29 5. What is the

XACC 280 (accounting)
Does anyone have a completed Appendix E for Axia class XACC 280 Week 4 assignment  Preparing a financial statement worksheet? I am willing to pay for this if I can verify it was completed correctly.