A researcher conducted a test where she wanted to determine if there was a relationship between gender (male, female) and movie preference (action, drama). Which of the following tests should she use? One-way between subjects ANOVA Repeated measures ANOVA Correlation Chi-square

Q: Which of the listed tests is most appropriate for answering the following research question:  Are…

A: The comparison case is re-admission number for those who met a social worker (x1) is different from…

Q: k What is the predicted time(hrs) spent by a 16-year-old'? 5 6 8 7 What age is predicted to spend…

A: For the given data select the correct choice

Q: You'd like to test if iron intake (measured in milligrams per day) is associated with red blood cell…

A: To test if iron intake (measured in milligrams per day) is associated with red blood cell count…

Q: Channing Tatum wants to know: is the average height between veterans and non-veterans different?…

A: Channing Tatum should use the Two Sample T-Test to determine if the average height between veterans…

Q: A health psychologist wants to determine if there is an average effect commonly called “the freshman…

A: Given : A health psychologist wants to determine if there is an average effect commonly called “the…

Q: The number of Wildland fires (in thousands) and wildland acres burned (in millions) in the US for…

A: 1. From the given information, x y x^2 y^2 xy 84.1 3.6 7072.81 12.96 302.76 73.5 7.2 5402.25…

Q: What test I use? -Independent samples t test -ANOVA -Paired samples t test -Correlation

A: Answer: Given that, The principal of an elementary school wanted to see if there are differences in…

Q: Which analysis would be appropriate when comparing subjects’ scores on a pretest and a post test?…

A: It is needed to find the proper statistical test.

Q: Which of these sounds like a situation where you would want to use an Independent-Measures ANOVA?…

A: concept: Independent ANOVA is used to compare means of more than two groups and then draw…

Q: A bullying prevention program is underway in the Phoenix school district.  The researchers ran…

A: Chi Square test is used because  The researchers want to determine if there is an association…

Q: The following data represent petal lengths (in cm) for independent random samples of two species of…

A: Mean: It is one of the central tendency which is the average of the data, i.e) the ratio of the sum…

Q: Below indicate whether the appropriate test would be an independent t-test, dependent t-test,…

A:

Q: What is the sample size of this study, that is, how many observations (data pairs) are there? Which…

A:

Q: BMIS hypocaloric diet and pre-meal water intake significantly lowers BMI. and 29.5, respectively.…

A: Solution: Given that :  The 95% confidence interval for the mean difference in tremor amplitude is (…

Q: A professor was interested in studying how acedemic major (psychology vs. chemistry) is related to…

A: For the given statement Which statistical test should be usded for difference between psychology and…

Q: Which correlation coefficient would you use to look at the correlation between gender and time spent…

A: The appropriate correlation coefficient to examine the relationship between gender and time spent on…

Q: A study is done to evaluate an exercise program for junior high school students. A physical skills…

A: Dependent sample t test:   That is, the each sample unit of the data is being tested before and…

Q: the pairwise multiple comparison is conducted through? a. equality of variances b. correlation c.…

A: The objective is to find the correct option from the given choices.

Q: The accompanying table lists the ages of acting award winners matched by the years in which the…

A: Let X denote the best Actress  Let Y denote the best Actor computation: From the table,

Q: association between marital status (married, divorced, separated) and BMI (quantitative). Which of…

A: Here we have given the multiple choice question about testing if there is an association between…

Q: The marketing manager of a Stellenbosch wine estate wishes to determine whether there is a…

A:

Q: Listed below are the ages of actresses and actors at the time that they won an award for the…

A: Given information, Significance level α=0.05 Sample size n=5 The data can be summarized in the…

Q: use pic to answer, test is anova one way test 1. Did researchers use the correct test? a. yes b.…

A: The study is about the happiness levels, a sample of 65 college students were recruited and assigned…

Q: You are interested in evaluating how well students perform on an attention test. There are two…

A: In this case, the two conditions "low noise and high noise" are dependent on each other. Both…

Q: Construct an independent samples t-test by hand and write a brief paragraph about whether the…

A: From the given information, Consider, the data can be expressed as: In-Home Treatment =X1…

Q: For which one of the following relationships could we use Analysis of Variance (ANOVA)? O…

A: Analysis of anova is tested the mean values of the dependent variables for several categories of a…

Q: You'd like to test if coffee consumption (coffee drinkers, non-drinkers) affects differences in…

A: The provided information is  We have to test the coffee consumption (coffee drinkers, non-drinkers)…

Q: An auditor is checking the last five years of scholarship awards in a university's music department…

A: From the provided information, The test statistic is 14.81. The level of significance (α) is 0.05…

Q: ou want to run an ANOVA looking at the effect of attending review sessions on students’ statistics…

A: In repeated measures ANOVA we take many observations of one single unit. For example marks in…

Q: Listed below are ages of actresses and actors at the time that they won an award for the categories…

A: Given : The age of actresses and actors at the time that they won an award for the categories of…

Q: Suppose we wanted to see if there was a correlation between suspension and ethnicity. We have the…

A: Given data is, Suspended Note Suspended Black 17 17 White 65 878

Q: Shark scientists are interested in whether the magnitude of hammer-head shark migration is related…

A: It is given that the, Shark scientists are interested in whether the magnitude of hammer-head shark…

Q: In what way the ordinary sign test can be used for paired samples?

A: We have to find  In what way the ordinary sign test can be used for paired samples

Q: A marketing agency wanted to determine if a new commercial changed people's opinion about a company.…

A: Statistical hypothesis means the decision about a population parameter. Here we look at the data we…

Q: the LA Times has noticed a decline in its finances They decided to find out the key variables that…

A: Consider the given data: Y (Subscription) X1 (Population) X2 (Advert) X3 (Income) X4 (Fam Size)…

Q: Give an example of a study for which the one sample z-test would the appropriate test statistic to…

A: The objective is to give an example of a study for which the one sample z-test would the appropriate…

Q: c. Interpret the correlation coefficient.

A: c. The correlation value is obtained using EXCEL. The software procedure is given below: Enter the…