Tuesday

January 27, 2015

January 27, 2015

Number of results: 94,056

**Psychological stats**

Post a null hypothesis that would use a t test statistical analysis.. Use the same hypothetical situation taken in the t test hypothesis, and turn it into a null hypothesis using a one-way ANOVA analysis and a two-way ANOVA.
*September 20, 2013 by Vanessa*

**Statistics **

Post a null hypothesis that would use a t test statistical analysis.. Use the same hypothetical situation taken in the t test hypothesis, and turn it into a null hypothesis using a one-way ANOVA analysis and a two-way ANOVA.
*July 11, 2013 by Rey*

**statistics**

Post a null hypothesis that would use a t test statistical analysis.. Use the same hypothetical situation taken in the t test hypothesis, and turn it into a null hypothesis using a one-way ANOVA analysis and a two-way ANOVA.
*March 5, 2014 by Anonymous*

**statistics**

Post a null hypothesis that would use a t test statistical analysis.. Use the same hypothetical situation taken in the t test hypothesis, and turn it into a null hypothesis using a one-way ANOVA analysis and a two-way ANOVA.
*March 5, 2014 by Anonymous*

**statistics**

Post a null hypothesis that would use a t test statistical analysis.. Use the same hypothetical situation taken in the t test hypothesis, and turn it into a null hypothesis using a one-way ANOVA analysis and a two-way ANOVA.
*January 20, 2015 by Sharon Argo*

**statics**

This problem will introduce the learner into a technique called Analysis of Variance. For this course we will only conduct a simple One-Way ANOVA and touch briefly on the important elements of this technique. The One-Way ANOVA is an extension of the independent –t test that ...
*October 19, 2013 by Terri*

**Psychology Statistics**

In a past class exam paper you have to complete a 2x3 mixed design ANOVA table, after that it asks what further tests should be done which i am unsure of - could someone please help? In another after completing a single factor ANOVA table it asks if this produces a signifcant ...
*January 26, 2007 by Abbas*

**Statistics**

What can i say about power for each factor in a two way ANOVA? Is there a way to find power in SPSS?
*May 1, 2011 by BlahxD*

**Statistics**

What can i say about power for each factor in a two way ANOVA? Is there a way to find power in SPSS?
*May 1, 2011 by BlahxD*

**Psychological stats**

I need help with a unique null hypothesis that I would then be able to use a t test statistical analysis,the same hypothetical situation taken in the t test hypothesis, and turn it into a null hypothesis using a one-way ANOVA analysis and a two-way ANOVA. I understand null and...
*September 20, 2013 by Vanessa*

**PSYCHOLOGY STATISTICS**

I have a question regarding my statistical analysis choice. I have 40 male and 40 female participants doing my experiment (involves looking at magazines, then filling in some questionnaire measures). - 20 female participants will look at the female magazines only - 20 female ...
*February 28, 2007 by Daisy*

**statistic**

Discuss the importance of a “p-value” in relation to statistical testing. Discuss the concept of Anova and it’s applicability in the workplace? Define the following terms related to an ANOVA in terms that the everyday person can understand, and then discuss why you would ...
*August 17, 2009 by brenda*

**elementary statistics**

# Research the topic of Job Satisfaction using the Business Source Premier Database (EBSCO) and/or the ABI Inform Global database in the Library using the instructions linked here. # Provide a summary of the research article. Include a hypothesis null and hypothesis alternate ...
*April 16, 2010 by Anonymous*

**Math check**

Two new drugs are being tested for their effect on the number of days a patient must remain hospitalized after surgery. A control group is receiving a placebo, and two treatment groups are each receiving one of two new drugs, both developed to promote recovery. The null ...
*June 18, 2013 by Tom 11*

**Math check and help on one part**

Two new drugs are being tested for their effect on the number of days a patient must remain hospitalized after surgery. A control group is receiving a placebo, and two treatment groups are each receiving one of two new drugs, both developed to promote recovery. The null ...
*June 18, 2013 by Tom 11*

**Statistics**

2. A researcher wants to find out how students feel about a proposal to ban smoking on campus. She selected THREE groups of “students who currently smoke”, “students who formerly smoke”, and “students who never smoke”. Also, she selects a sample of 5 students from each group ...
*October 14, 2013 by Chris*

**Statistic**

The television network you addressed in Week 4 is asking you to compare the moods of groups that watch different types of shows. You can choose what they mean by moods. You may compare them on general mood, happiness, depression, frustration, or anything else that makes sense ...
*February 23, 2012 by Anonymous*

**statistics**

Im am so lost.... A bank conducts a survey in which it randomly samples 400 of it customers. The survey asks the customers which way they use the bank the most, (1) interacting with teller, (2)atm use, (3) internet bank service. It was also asked their level of satifaction on ...
*December 5, 2010 by Kelly*

**Statistics**

I need to perform a One Way Anova for the following numbers: Scores: are 1, 2, 3, 2,3,4,4,5,6 Group: are 1, 1, 1, 2,2,2,3,3,3 How do I do this? I have the format but I don't know what numbers to put in for the samples,
*August 9, 2014 by Fran*

**Statistics**

Which test determines if there is a difference between the mean of a group and proposed standard value? Paired t-test F-test One Sample t-test One way ANOVA Two sample t-test
*September 15, 2010 by Beata Chmielewska*

**Analyzing with ANOVA**

Submit your answers to the following questions using the ANOVA source table below. The table depicts a two-way ANOVA in which gender has two groups (male and female), marital status has three groups (married, single never married, divorced), and the means refer to happiness ...
*September 23, 2013 by Vanessa*

**statistics**

In a one-way ANOVA, there are three independent samples, with n1 8, n2 = 10, and n3 = 7. The calculated F-statistic is F = 3.95. At the 0.05 level of significance, what conclusion would be reached? Based on the F distribution tables, what is the most accurate statement that ...
*August 4, 2009 by Danny*

**Statistics**

Which one of the following test is used to compare five means, simultaneously? Run test Normally test One way ANOVA 2 Sample T Test F-Test
*September 15, 2010 by Beata Chmielewska*

**Statistics**

Need help with these questions: I have already answered 27 out of the 30 accept these last three: 8. Given the significance level 0.01, the F-value for the degrees of freedom, d.f. = (7,3) is. A) 8.45 B) 27.67 C) 5.89 D) 14.62 9. One-way ANOVA is performed on three independent...
*March 8, 2009 by Stuart*

**statistics**

Conduct an ANOVA comparing participants recall will vary as a function of stress levels. Conduct an ANOVA comparing participants recall at Time 1 across all three stress level conditions (low, medium,and high). Conduct post hoc tests if needed, using the Tukey method.
*March 3, 2014 by joy*

**statistics**

In a two-way ANOVA experiment, factor A is operating on 3 levels, factor B is operating on 2 levels, and there are 2 replications per cell. If MSA/MSE = 5.35, and MSB/MSE = 5.72, and MSAB/MSE = 6.75 and using the 0.05 level of significance, what conclusions would be reached ...
*August 4, 2009 by Danny*

**statistics**

Conduct an ANOVA comparing participants recall will vary as a function of stress levels. Conduct an ANOVA comparing participants recall at Time 1 across all three stress level conditions (low, medium, and high). Coduct post hoc tests if needed, using the Tukey method.Write a ...
*March 3, 2014 by joy*

**SPSS**

Stock automobiles containing dummies in the driver seats crashed into a wall at 35 miles per hour. National Transportation Safety Board officials collected info on how the crash affected the dummies. One variable scored the extent of chest injuries sustained by the dummies (...
*May 13, 2008 by steph*

**Statistics(Please help)**

Assume that 100 subjects received one of four treatment combinations and produced the data reported below. Conduct a two-factor ANOVA and complete an ANOVA table reporting the relevant SS, df, MS, F's. N=100 n=25 the table shows A1 and A2 at the top and B1 and B2 on the side. ...
*July 23, 2011 by Hannah*

**Statistics(Ugent Please help!!)**

Assume that 100 subjects received one of four treatment combinations and produced the data reported below. Conduct a two-factor ANOVA and complete an ANOVA table reporting the relevant SS, df, MS, F's. N=100 n=25 the table shows A1 and A2 at the top and B1 and B2 on the side...
*July 23, 2011 by Hannah*

**Math- Anova**

A researcher has collected statistics pretest scores for students representing 3 different age groups 18-30 31-45 45 and up 3 5 10 7 10 2 9 9 8 6 8 8 4 6 5 Do hypothesis test using ANOVA to find if significant difference. Use alpha .05. All hypothesis steps adn find degrees of...
*December 13, 2011 by Jennifer*

**Statistics**

In one-way ANOVA involving three groups, the alternative hypothesis would be considered correct if, in the population, a. all means were equal. b. two means are equal but the third is different. c. all three means have different values. d. either (b) or (c) above is true.
*April 29, 2014 by Kevin*

**business statistics**

Please, I would the step to do this problem. In a one-way ANOVA, there are three independent samples, with n1 =8, n2 = 10, and n3 = 7. The calculated F-statistic is F = 3.95. At the 0.05 level of significance, what conclusion would be reached? Based on the F distribution ...
*August 9, 2009 by Laritza*

**Statistics**

Compute a one-way ANOVA - Give the source table, test null hypothesis at .05 level. Please explain the steps to solving this. Group 1: 26, 34, 46, 48, 42, 49, 74, 61, 51, 53 EX 1 : 484 Ex 1^2 : 25,024 n = 10 Group 2: 51, 50, 33, 28, 47, 50, 48, 60, 71, 42 EX 2 : 480 EX 2^2 : ...
*May 9, 2012 by John*

**business statistics**

what null and alternative hypotheses would be appropriate for the one-way ANOVA to examine the data? Given the following data, what conclusion would be reached at the 0.05 level of significance? From the F distribution tables, what is the approximate p-valeu for this test? ...
*August 8, 2009 by Jenny*

**Statistics**

Tukey's HSD test is used a. prior to performing a one-way ANOVA. b. to determine the amount of difference between group means. c. to determine whether the overall difference among groups means is significant. d. to locate "true" differences after a significant F
*April 29, 2014 by Kevin*

**Statistics**

Tukey's HSD test is used a. prior to performing a one-way ANOVA. b. to determine the amount of difference between group means. c. to determine whether the overall difference among groups means is significant. d. to locate "true" differences after a significant F
*April 30, 2014 by Kevin*

**Statistic**

Submit your answers to the following questions using the ANOVA source table below. The table depicts a two-way ANOVA in which gender has two groups (male and female), marital status has three groups (married, single never married, divorced), and the means refer to happiness ...
*September 29, 2012 by Bee*

**math**

Perform a one-way ANOVA analysis, testing at the 0.05 level. Also, calculate the mean number of sick days for each group. Describe your results. . Group Sick days per year Placebo: 7, 4, 6, 8, 6, 6, 2, 9 Flu Shot 1: 5, 3, 3, 5, 4, 7, 3, 3 Flu Shot 2: 2, 4, 1, 2, 2, 1, 2, 5
*June 21, 2014 by bob*

**statistics**

Poor teacher n=6 m=6 SS=30 Avg teacher n=8 M=2 SS=33 Good teacher n=10 M=2 SS=42 N=42 G=72 Sigma squared= 393 *HOW DO I OBTAIN THE TOTALS FOR THE GOOD TEACHER, AVG TEACHER, AND POOR TEACHER. THEY ARE NOT GIVEN IN THE PROBLEM. alpha level=.05 I did a one way anova independent ...
*April 7, 2008 by Genova*

**math**

A researcher was interested in the emotional effects of music on exam performance. Before their exam, a professor took one group of students into a room in which calming music was played. A different group of students were taken to another room in which new wave hard rock was ...
*September 21, 2013 by Rachael*

**business statistics**

Please, only formula and steps to do these exercises. Thank you For the following data from independent samples, could the null hypothesis that the population means are equal be rejected at the 0.05 level? Sample1 Sample2 Sample3 Sample4 15.2 10.2 14.9 11.5 12.2 12.1 13.0 13.1...
*August 9, 2009 by Laritza*

**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...
*April 24, 2012 by meto*

**Psychology Statistics**

Submit your answers to the following questions using the ANOVA source table below. The table depicts a two-way ANOVA in which gender has two groups (male and female), marital status has three groups (married, single never married, divorced), and the means refer to happiness ...
*January 20, 2015 by Sharon*

**statistics**

It has been suggested that the rate of forgetting (coded as normal vs. fast) for word lists often used in psychological experiments may depend on the type of memory test employed, either free-recall or recognition. What is the best way to test this hypothesis? a. regression b...
*May 3, 2014 by June*

**statistics**

It has been suggested that the rate of forgetting (coded as normal vs. fast) for word lists often used in psychological experiments may depend on the type of memory test employed, either free-recall or recognition. What is the best way to test this hypothesis? a. regression b...
*May 3, 2014 by Lisa*

**statistics**

For an independent-measures ANOVA comparing three treatments with a sample of n = 5 in each treatment, what is the critical value for the F-ratio using α = .05? a. 3.88 b. 3.49 c. 3.74 d. 3.34
*November 14, 2012 by Robbie*

**Completely Randomized ANOVA**

Forty eight subjects were randomly assigned to one of 4 treatment conditions in a study of different methods of coping with statistics exam anxiety. After the experiment, 12 subjects remained in group 1, 8 in group 2, 10 in group 3, and 10 in group 4. The mean anxiety score of...
*June 11, 2006 by skhan*

**psychology statistics**

Submit your answers to the following questions using the ANOVA source table below. The table depicts a two-way ANOVA in which gender has two groups (male and female), marital status has three groups (married, single never married, divorced), and the means refer to happiness ...
*February 28, 2012 by Brain*

**Statistics**

If a research report contains the results of an independent measures ANOVA as follows: F(3,28) = 5.36, p<.01 the study only compared two groups rather than three correct?
*December 2, 2012 by Julia*

**Statistics**

The structure of a two-factor study can be presented as a matrix with the level of one factor determining the rows and the levels of the second factor determining the colums.With this structure in mind,describe the mean differences that are evaluated by each of the three ...
*March 7, 2010 by kd *

**STATISTICS**

Can a ANOVA be compared to a blood test?
*August 28, 2010 by JT*

**Statistics**

When is the Analysis of Variance or ANOVA test used?
*October 18, 2009 by Martin*

**Statistics**

T-tests, ANOVA, and MANOVA are examples of what type of research?
*December 15, 2009 by Linda*

**Psychology**

I wanted to know if someone could give me an example of hypotheses for a 2 x 2 factorial anova
*May 31, 2014 by Student*

**Algebra**

Here is the problem: Given f(x)=-x^3+3x^2-2x+6, find f(-1), f(0), and f(-1) I believe the way you solve this is replace the value of f into the equation for x right? well that is the way I did it and I got f(-1)=-6 f(0)=-6 f(1)=-5 My instructor said that it is wrong. Can ...
*May 11, 2007 by jessica*

**statistics**

a mathematically defined curve that is the comparison distribution used n ANOVA is called the?
*November 7, 2009 by k*

**Statistics**

Explain how the error term in a repeated measures ANOVA is actually an interaction
*November 30, 2012 by nina*

**Statistics**

Explain how the error term in a repeated measures ANOVA is actually an interaction
*November 30, 2012 by nina*

**Statistics Hypothsis testing**

Am I using the 2-sample T test or ANOVA? Please show all steps. test the claim that μ1 = μ2 Two samples are randomly selected from normal populations. The sample statistics are n1=11,x(bar)=4.8, s1=.76 n2=18, x(bar)=5.2, s2=.51 Assume that σ1 ≠ σ2 - ...
*August 20, 2009 by Jen*

**statisticsbob**

Perform a one-way ANOVA analysis, testing at the 0.05 level. Also, calculate the mean number of sick days for each group. Describe your results. But equally important, also explain what you would do if you owned your own company. Would you pay for your employers to receive Flu...
*June 7, 2014 by Anonymous*

**English**

In what way does Roger Ebert do his criteria in Harry Potter and the Sorcerer’s Stone? I know that an effective evaluation is that the writer explains the criteria on which he or she bases the evaluation. In what ways does ROGER EBERT do this?
*January 27, 2011 by Fellon*

**statistics**

A researcher reports an F-ratio with df= 2, 12 for a repeated measures of ANOVA. How many treatment conditions were compared in the study?
*July 7, 2013 by Ethel*

**Res/342 UoP**

Is there step-by-step examples to compute these problems using data analysis (ANOVA) and mega-stat? Thx Applied Statistics in Business and Economics: o Chapter 11, Exercises 11.24 and 11.30 o Chapter 15, Exercises 15.29 and 15.32
*April 30, 2012 by Marvin*

**Ok..Now One More Thing**

I Know...I Am Such An Idiot For Posting So Many On One Subject. But Heres The Thing::: 0.2 mg = ? g ..Searched it and it came up 0.0002,Anybody know another way to find the question out?.. 8.6 kg = ? g ..Searched it and it came up 0.0086,Know a different way?.. 800 g = ? mg .....
*September 16, 2009 by Cheyenne*

**bshs 382 **

for what data f=0.46 and the P value equals 0.63 what can you con conclude? what were the assumptions on which the Anova was based which assumption is the most important
*April 7, 2014 by Patricia *

**Calculus please help!**

Suppose you have a set of data points for x and t. Using the below formula you need to graph a STRAIGHT LINE. x = 1/2 a t^2 Now, I know I would graph x versus t, but do I graph: -x versus t -x versus the root of t -x versus t^2 -or possibly x^2 versus t??? Soo confusing! ...
*July 3, 2010 by Madasan*

**Early Child. Ed.**

Which is NOT an example of a reciprocal relationship with families? 1. Writing a monthly class newsletter. 2. Setting up limited times for parents to visit the classroom. 3. Making a home visit to the family. 4. Phoning parents at home. Reciprocal means two-way communication. ...
*July 7, 2007 by Tamera*

**public speaking**

transmission of messages in a communication is: a. a one-way street. b. a two-way street. I think it's b
*January 21, 2015 by Emi*

**Mathematics**

I need to solve this problem in two diferent ways showing work. I have one way but I don't know what the other way could be the problem is 3 3/4 +5 1/3
*August 22, 2009 by marcus*

**business**

#28 The following is a partial ANOVA table. Sum of Mean Source Squares df Square F Treatment 2 Error 20 Total 500 11
*January 5, 2011 by karen*

**question about essay**

In one of my sentences in my essay, I wrote that "I have a tendency to do things in a unique way." What is an example of this simple, yet important fact to support this? Only you can answer this because no one here knows you or how you do "things." And be careful of using the ...
*April 19, 2007 by Emily*

**algebra**

These are very easy to set up with a "chart" ---------Distance-----Rate---Time (D=RxT) slow way --6x----------x-------6 fast way - 5(x+7)-----x+7------5 so 6x = 5(x+7) 6x=5x+35+ x=35 The speed on the slower trip was 35 mph, and on the return trip 42 mph A consultant traveled 6...
*June 17, 2007 by Reiny*

**Can anyone do statistics?**

I am trying to get help with my statistic hw. There are ANOVA test and hypothesis testing. If someone is able to help me please let me know! So far noone has been brave enough!
*December 13, 2011 by Malia*

**statistics**

At the beginning of the semester, students who registered for a statistics course were randomly assigned to two sections, each taught by a different instructor. At the end of the semester, we would like to test whether there are differences in performance on the final exam ...
*May 1, 2014 by April*

**chem--buffers**

Calculate [H30+] in a solution that is 0.0525M HCl and 0.768M NaC2H3O2. Ka(HC2H3O2)= 1.8 x10^-5. the way i did it is that i used the given molar of HCl to find the moles of Hydronium in the acid, and then i used that to find the moles of OH- in it, using kw. then thru the ...
*March 7, 2010 by Rav*

**social studies**

which characteristics is geography reflected in the similarities between the Acadians of anova Scotia and the Cajuns of Louisiana ? a) movement b) location c) place d) adaption
*September 22, 2013 by isabella*

**Probability**

Roll two fair dice. what is the probability that you get a 2 and a 5 without regard to which is on which die? What is the probability of at least one 2 or one 5? What is the probability of a sum of 7? "what is the probability that you get a 2 and a 5 without regard to which is...
*December 3, 2006 by Pam*

**Psychology**

What is meant by this question: What is the theory underlying ANOVA? I don't understand what the question is asking and cannot find an exact answer.
*October 5, 2009 by Cindy*

**statistics**

12.27 A study has been carried out to compare the United Way contributions made by clerical workers from three local corporations. A sample of clerical workers has been randomly selected from each firm, and the dollar amounts of their contributions are as follows. (Use data ...
*September 24, 2011 by jen*

**Statistics**

Examples please!Create a drawing or plan for a 2 x 3 experimental design that would lend itself to a factorial ANOVA. Be sure to identify the independent and dependent variables.
*July 7, 2013 by Ethel*

**Statistics**

a procedure in REGRESSION NALYSIS WHERE PREDICTOR OR INDEPENDENT VARIABLES ARE CODED AS 1 OR 0 (REPRESENTING CATEGORIES) AND CAN BE USED TO PRODUCE ANOVA TABLES UNDER THE GENERAL LINEAR MODEL IS KNOWN AS?
*April 5, 2014 by Jo*

**Statistics**

A procedure in regression analysis where Predictor or Independent Variables are coded as 1 or 0 (representing categories) and can be used to produce ANOVA Tables under the General Linear Model is known as…?
*April 6, 2014 by C*

**Statistics**

A researcher reports an F-ratio with df= 2, 12 for a repeated measures of ANOVA. a. How many treatment conditions were compared in the study? b. How many individuals participated in the study?
*July 7, 2013 by Ethel*

**Statistics**

True or False: For ANOVA you will reject the null hypothesis is the variability within a sample is greater than the variability among samples?
*December 15, 2013 by Cristian*

**Algebra**

How can I put in another way using the formula for the equation on L=2.43*W^0.3326. My first answer were given to me using the log system is there another way I can set this up without using log. My instructor mention that w to the power of .3326 then multiply by 2.43 if an ...
*June 23, 2010 by Mayl*

**stats**

two factor ANOVA indep measures exper. 2 level factor A 3 level factor B n=5 in each treatment SS df ms between 240 5 factor A ? 1 ? Fa=24 factor B ? 2 ? AxB 60 2 30 within ? 24 5 are this answers right for SS A=120 B=80 w/I=120
*March 24, 2013 by tita*

**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...
*January 31, 2012 by Nicole *

**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...
*November 11, 2012 by Kristi*

**teaching**

Discuss one way in which Piaget and Vygotsky share similar ideas and one way in which their views differ. To which theoretical view do you relate and why?
*September 15, 2008 by tammy*

**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...
*October 8, 2012 by brittany *

**psych/statistics**

Consider the following: The television network you addressed in Week 4 is asking you to compare the moods of groups that watch different types of shows. You can choose what they mean by moods. You may compare them on general mood, happiness, depression, frustration, or ...
*November 19, 2011 by STELLA*

**Math**

Is there any way that you can find the area of a circle without using pi? Well, since you can also use the formula pi r^2, any such method would be equivalent to calculating pi in some way.
*June 13, 2007 by Kevin*

**S.S. To Ms.Sue**

7. What new concept became popular with department stores? A. Electricity B. Advertisements C. Using Credit D. Browsing 15. In the first major pioneering movement, settlers made their way to Oregon and California by way of the _______ Trail. A. Kearny B. Overland C. California...
*October 27, 2014 by Sarah*

**Math 30**

A popular game show begins with the host reading a question to the contestants. One question involves putting 4 events (A, B, C, and D) in chronological order. What is the probability that the contestant gets the question correct is he or she just guesses? Recently I asked ...
*March 25, 2010 by Sandy*

**Calculus**

relative extrema x^4-2x^2+5 so far I know how to find the derivative which is 4x^3-2x now I am stuck... Please help Huh? 4x^3-2x=0 2x(2x^2-1)=0 and what are the roots? I will give you a hint: one is x=0 The other two are in the second parenthesis. Is it x-1 and x=-1 I did a ...
*March 9, 2007 by dee*

**STAT**

To determine the relative effectiveness of different study strategies for the SAT, suppose three groups of students are randomly selected: One group took the SAT without any prior studying; the second group took the SAT after studying on their own from a common study booklet ...
*November 15, 2012 by Anonymous*

**statistics**

1. In an ANOVA, one group has a much larger sample mean than the other. The analyst decides to remove this group and to conduct the analysis on the remaining groups only. Which of the following statements is correct? Select one: a. This analysis is not correct, as now the ...
*October 14, 2013 by Jumbo*

**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 ...
*September 26, 2013 by Please Help*

**Global history**

Identify one way in which animals affected the way people lived in the Stone Age.
*September 21, 2011 by Marrisa*

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