A study has three treatment conditions for a single IV. What is the appropriate analytic technique? Question 13 options: one-sample t test two-sample t test one-way ANOVA factorial ANOVA
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Question 13 options:
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one-sample t test
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two-sample t test
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one-way ANOVA
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factorial ANOVA
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- What is meant by the sample space of an experiment?Question No. 02:The following are four observations collected from each of three treatments. Test the hypothesis that the treatment means are equal. Use the .05 significance level. a. state the null and the alternate hypotheses. b. what is the decision rule? c. compute SST,SSE and SS total. d. complete an ANOVA table. e. state your decision regarding the null hypothesis.For an ANOVA comparing three treatment conditions, what is stated by the alternative hypothesis (H1)? Question 34 options: All three of the population means are different from each other None of the other choices is correct There are no differences between any of the population means At least one of the three population means is different from another mean
- Does spending time online lead to greater unhappiness? To investigate this question, a researcher administers a depression inventory to a group of 45 individuals. The researcher divides these participants into three groups of low, medium, and high based on the data collected from their smartphones. The appropriate statistical test is a(n): a. independent-samples t test b. one-way within-groups ANOVA c. one-way between-groups ANOVA d. factorial ANOVASuppose a researcher has a control group and an experimentalgroup, and would like to compare means between the two groups. Which of the following statistical tests would likely be most suitable? a) an ANOVA b) regression c) a binomial test d) chi-square test e) correlation coefficient f) p-valueQUESTION 9 Hypothesis testing on samples with fewer than 30 participants can be carried out by using the t-value for the corresponding level of significance in place of the zvalue when setting up the decision rule. True False
- Further studies to determine the validity of a hypothesis concerning the occurence of disease? A. Analytic Epidemiology B. Descriptive Epidemiology C. Experimental Epidemiology pick the correct answer.A study was conducted to determine if the following factors are associated with occupational stress (measured on a metric scale): Annual salary ($) Experience (years at company) Sex (male, female) Opportunity for promotion (low, high) Distance from home to work (km) Which of the following would be an appropriate statistical test to conduct for this scenario? Group of answer choices: Single factor ANOVA Within subjects ANOVA Mixed ANOVA Factorial ANOVA Multiple Regression1b Using the information from the case in question #1, identify the test you would run for each of the following situation: Do the student rate the car as more desirable or more reliable? Two-sample t-test Paired sample t-test One-way ANOVA none of those
- 1. A) What does ANOVA stand for? B) When shall we use a one-way ANOVA F test?An independent-measures study uses ____. a. one group of participants to evaluate a hypothesis about one population mean b. a different group of participants for each of the treatment conditions being compared c. the same group of participants in all of the treatment conditions being compared d. one individual to study andestimate population parameters