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Question: 1. When people choose a number between 1 and 10, the mean is 6. To investigate the effects of subliminal (below threshold) stimuli on behavior, a researcher embedded many low numbers (1 to 3) in a video clip. Each number appeared so briefly that it couldn't consciously be seen. Afterward the participants were asked to "choose a number between 1 and 10." Analyze the data with a t test and an effect size index. Write an interpretation.
2. Please review the objectives at the beginning of the chapter. Can you do them?
A researcher uses hypothesis test to estimate H0 µ= 80. Which combination of factors is most probable to result in rejecting null hypothesis?
Find the probability that the percent of 18 to 34-year-olds who check Facebook before getting out of bed in the morning is at least 30.
Write the equation of the line of regression for estimating High Jump from Long Jump.- Interpret the slope of the line.
What type of experimental design did May nards use to test for differences among scanning systems? Why was this type of design selected?
Identify a new law or regulation that affects the practice of public health or community health nursing. Discover the sponsor of the action. Using news reports, statements in the public record, personal telephone or other interview data, outline t..
State the null and alternative hypothesis for this test. What is the t-statistic? Show how this t-statistic was calculated. What is the result of the hypothesis test
Produce an SPSS output for an independent- samples t-test comparing male and female scores on self-esteem. a.) What are the null and alternative hypothesis?
Determine the percentage increase in his real (inflation-adjusted) salary over the last three years. Which of the 4 methods of data collection was involved when he used the Consumer Price Index?
The average cost of repairing a VCR is $80 with a standard deviation of 19. if one VCR is repaired, find the probability the cost is between 70 and 90.
HCAD 6671- Final Exam Take-Home Compute an appropriate test statistic. Give the p-value - State an appropriate conclusion, both in statistical terms (reject/don't reject) and in the context of the problem.
The Secretary of Welfare hypothesizes that the average district office has 5% or fewer fraudulent or ineligible recipients. A sample of 10 offices reveals a mean of 4.7% with a standard deviation of 1.2%. What can be said about the secretarys hypo..
What are the explanatory and response variables, or is this distinction not possible?- Briefly describe how the study was done. For instance, was it a case-control study, a prospective or retrospective study?
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