The next set of 10 multiple-choice questions must be answere…
The next set of 10 multiple-choice questions must be answered in the format–question number followed by your answer choice. For example: 1e, 2f, 3g etc. Each question is worth 1 point The most commonly used significance level people are willing to take in testing the null hypothesis is _______. 0.00 0.01 0.50 0.05 If you want to examine the difference between a sample and the population parameter, which of the following statistical techniques should you select? One-sample z-test Dependent-sample t-test ANOVA Independent-samples t-test If you want to examine the difference between the average scores of two unrelated groups, which of the following statistical techniques should you select? One-sample z-test Dependent-sample t-test Independent-samples t-test ANOVA If you want to examine the difference between the average scores of three unrelated groups, which of the following statistical techniques should you select? One-sample z-test ANOVA Dependent-sample t-test Independent-samples t-test If you want to examine the difference between the average scores for students on a pretest/posttest measure, which statistical technique should you select? ANOVA Regression Dependent-sample t-test Independent-samples t-test What test would you want to use to examine whether the mean blood pressure of women is lower than that of men? One-way ANOVA Chi-square One-tailed independent samples t-test Two-tailed dependent samples t-test Your study is looking to identify whether in-home counseling is more effective than out-patient counseling for people suffering from depression. Which test would be most appropriate to use to test this hypothesis? One-sample z-test Dependent samples t-test Independent samples t-test One-way ANOVA Chi-square A study exploring condom use by high school students before and after a sex education program was conducted. Students answered a few questions about their condom use before starting the program, and after the program. The study found that there was a significant increase in condom use by high school students after completing the sex education program. Which test was used by researchers to arrive at this conclusion? One-sample z-test Dependent samples t-test Independent samples t-test One-way ANOVA Chi-square A study was conducted to identify whether there is a difference in stress levels between four groups of social workers (those working with only adults, only children, both adults and children, and a control group). The study found there was no difference in stress levels between the four groups of social workers. Which test was used by researchers to arrive at this conclusion? One-sample z-test One-way ANOVA Independent samples t-test Dependent samples t-test Chi-square A researcher randomly selected a sample of 606 people and tested their color vision. The participants were grouped based on their sex and color vision status (normal, red-green color blindness, other color blindness). Which test would the researcher need to use to identify whether color blindness and sex are independent from one another? Chi-square One-sample z-test Independent samples t-test Dependent samples t-test One-way ANOVA
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