Refer to Exhibit 15-3. What Is Your Conclusion? Again Use a = 0.05

• Main

In the t test for contained groups, ____. nosotros estimate µ1 µ2 we estimate 2 we approximate X1-X2  df = N  1 Exhibit 14-1 A professor of women'south studies is interested in determining if stress affects the menstrual cycle. Ten women are randomly sampled for an experiment and randomly divided into two groups. Ane of the groups is subjected to high stress for ii months while the other lives in a relatively stress-gratuitous environment. The professor measures the menstrual bicycle (in days) of each woman during the 2nd month. The following information are obtained. High stress 20 23 xviii 19 22 Relatively stress free 26 31 25 26 thirty Refer to Exhibit 14-1. The obtained value of the appropriate statistic is ____. tobt = 4.73 tobt = 4.71 tobt = 3.05 tobt = 0.47 Refer to Exhibit 14-1. The df for determining tcrit are ____. four ix 8 3 Refer to Exhibit 14-ane. Using  = .052 tail, tcrit = ____. +2.162 +2.506 ±2.462 ±2.306 Refer to Exhibit fourteen-1. Using  = .052 tail, your conclusion is ____. accept H0; stress does non touch the menstrual cycle retain H0; we cannot conclude that stress affects the menstrual cycle retain H0; stress affects the menstrual bike reject H0; stress affects the menstrual bike Refer to Exhibit 14-1. Estimate the size of the outcome.  = ____ 0.8102 0.6810 0.4322 0.5776 A major advantage to using a 2 status experiment (e.m. control and experimental groups) is ____. the test has more than power the data are easier to analyze the experiment does not need to know population parameters the test has less power Which of the following tests analyzes the difference between the means of ii independent samples? correlated t test t test for independent groups sign test test of variance If n1 = n2 and due north is relatively big, then the t exam is relatively robust against ____. violations of the assumptions of homogeneity of variance and normality violations of random samples traffic violations violations by the forces of evil Exhibit 14-three Five students were tested before and after taking a form to improve their study habits. They were given articles to read which independent a known number of facts in each story. After the story each student listed as many facts as he/she could think. The following data was recorded. Before 10 12 14 xvi 12 Afterwards 15 14 17 17 20 Refer to Exhibit fourteen-iii. The obtained value of the appropriate statistic is ____. 3.92 3.06 iv.12 ii.58 Refer to Exhibit fourteen-3. What do y'all conclude using  = 0.052 tail? turn down H0; the class appeared to meliorate study habits retain H0; the course had no issue on study habits retain H0; we cannot conclude that the class improved study habits have H0; the class appeared to improve study habits Which of the following is (are) assumption(southward) underlying the use of the F test? the raw score populations are normally distributed the variances of the raw score populations are the aforementioned the hateful of the populations differ the raw score populations are normally distributed and the variances of the raw score populations are the same If its assumptions are met, the analysis of variance technique is advisable when ____. two or more factors are varied several levels of a single independent variable are compared three or more groups are involved all of the other three options A major limitation of a two group blueprint is that ____. we can't run enough subjects very often, two groups are insufficient for a clear interpretation the population parameters may not be applicable the ways between groups may not differ sB2 is a measure out of ____. 2 alone 2 + the furnishings of the independent variable the variability between the means 2 + the effects of the independent variable and the variability between the means The full degrees of freedom for an experiment with n1 = 10, n2 = 12, and n3 = 10 is ____. 2 32 31 29 Exhibit 15-3 Pertain to the following data. Refer to Exhibit 15-3. What is the value of Fobt? 5.67 half-dozen.53 1.95 three.26 Refer to Exhibit fifteen-3. What is the value of Fcrit ? Utilize  = 0.05. 5.14 4.76 four.46 4.07 Refer to Exhibit fifteen-3. What is your decision? Once again use  = 0.05 retain H0 pass up H1 reject H0 have H0 Refer to Exhibit 15-3. Using , the estimated size of issue is ____. 22.6% of the variability 52.8% of the variability 43.six% of the variability 55.1% of the variability Refer to Showroom fifteen-3. Using  ii, what is the estimated size of outcome? 0.7232 0.6852 0.6582 0.6312 What is the value of SST if SSB = 236 and SSW = 54? 290 182 4.37 100 By doing multiple t tests when at that place are more 2 experimental groups we increase the adventure of making what kind of mistake? accepting H0 Blazon I fault Type Ii fault all of the other three options If  = 46,  = 50,  = 92 and n1 = n2 = n3, what is the value of ? cannot be determined from information given 50.0 188.0 62.67 If SSW = 126, Due north = 28, k = four, so what is the value of sW2 cannot be determined from information given 5.25 42.0 four.667 If dfB = 3 and dfT = 29 and Fobt = 3.15, what would you conclude using  = 0.05? reject H0 turn down H1 retain H0 retain H1 If sB2 = 27.9 and sW2 = 54.2, what is the value of Fobt? incommunicable effect, there must be an mistake 1.94 0.51 2.76 A priori comparisons ____. are planned in advance of the experiment often arise out of theory and prior inquiry may exist washed without obtaining a significant Fobt in the i-way ANOVA all of the other three options Chi-square is used to examination differences between ____. proportions means variances none of the other three options The sampling distribution of chi-square is ____. skewed varies with df is a theoretical distribution all of the other three options A contingency table ____. is a ii-manner tabular array involves two variables involves ii mutually sectional variables is a two-way table and involves two variables The ciphering of atomic number 26 ____. is based on population proportion estimates is based on known population proportions is based on population ways none of the other three options If N = 18 and  = 0.052 tailed, the value of Tcrit is ____. 40 39 41 47 If  = 0.05, and df = 4, the value of 2crit = ____. 9.488 0.711 7.815 eleven.070 Exhibit 17-ane Prior to a recent gubernatorial election, a survey was conducted to determine whether in that location was a relationship betwixt sexual gender and preference for the Autonomous or Republican candidate. The following information were recorded. Refer to Showroom 17-1. The value of 2obt = ____. two.06 2.09 ane.80 1.75 Refer to Exhibit 17-1. The value of df = ____. 2 i 3 need more information Refer to Showroom 17-one. Using  = 0.05, 2crit = ____. 3.841 5.412 2.706 3.841 Refer to Showroom 17-1. Using  = 0.05, what is your conclusion? accept H0; in that location is no human relationship between sex activity and candidate preference refuse H0; at that place is a pregnant relationship between sex and candidate preference retain H0; the study does not prove a significant relationship betwixt sex and candidate preference retain H0; this written report shows a meaning relationship between sex and candidate preference As the separation between the two groups of scores increases, Uobt ____. increases decreases stays the aforementioned approaches Uobt The statistics (U or U') used in the Isle of man-Whitney U examination, measure ____. the differences between the means of the two groups the direction of the differences between pairs of scores the power of the experiment the separation between the two groups If n1 = 6, n2 = 8 and  = 0.052 tail, Ucrit value is ____. 8 forty 6 42 The Isle of man-Whitney U test is used with ____. an independent groups blueprint a replicated measures blueprint a correlated groups design none of the other three options Using SPSS, the appropriate steps to clarify information for educatee's t examination for correlated groups are _________ Compare Means > Paired Sample t test > Before_C > After_C Clarify > Compare Ways > Paired Sample t examination > After_C > Before_C Clarify > Compare Means > Paired Sample t exam > Before_C > After_C Analyze > Compare Means > Before_C > After_C In SPSS, the results of analysing data for student's t test are displayed   ____. in a graph in a number of tables every bit a stem and leaf in a histogram In SPSS, the appropriate steps to clarify data for a one-manner ANOVA are ____. you cannot perform ANOVA in SPSS One-Mode ANOVA >Analyze > Compare Means Compare Means > One-Way ANOVA Analyze > Compare Means > One-Fashion ANOVA In SPSS, when y'all follow the steps to perform one-way ANOVA,  ____. you will not exist given the option to compute "descriptive statistics" you will  be given the option to compute "descriptive statistics" you will  be given the option to compute "descriptive statistics", merely you have to open a new file you volition  be given the option to compute "descriptive statistics", but you have to restart SPSS

• 

  question.docx

• 6 years ago

Answer for: Multiple Option Question

Non RATED

Purchase the answer to view it

• 

  solution.docx

reginanerisfamands54.blogspot.com

Source: https://www.sweetstudy.com/content/multiple-choice-question-7617745-2