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Can anyone explain to me how to determine the strongest negative relationship between an input variable x and an output variable y? It would be the biggest number with the negative sign in front of it but a classmate told me that was wrong. On the same token can you also explain how to find the strongest positive relationship?
Also can you help me to understand these two problems
In publishing the results of some research work, the following values of the correlation coefficient were listed. Which one would appear to be incorrect?
1.05
1.0
0.95
0.146
Of the values for a chi-square test statistic listed below, which one is likely to lead to rejecting the null hypothesis in a goodness-of-fit test?
0.78
2.02
1.94
45.1
Develop a scatter plot of the data with the dependent variable, download time, on the vertical axis and the independent variable, size, on the horizontal axis. Does there appear to be a relationship between the two variables? Is the relationship l..
the manufacturing of a layered material requires three steps which each require a certain amount of time. these steps
Determine each of the following from the output:
Use Are the data statistically significant at the given level of significance? Based on your answers, will you reject or fail to reject the null hypothesis?
The best we can do is to use one-way ANOVA and make sure to randomize the treatments to the experiment units. Why is such a randomization important?
State the appropriate null and alternative hypotheses for determining whether a difference exists in the median value for the three populations.
What 4 Islamic empires created a second "flowering of Islamic culture?" How did each empire contribute to this flowering?
Define appropriate variables and express the total annual veterinary costs you may have.
Construction of confidence interval for difference between first and second sample mean revealed interval to be 10 plus or minus 12. We conclude.
How many bad seeds do you expect to get?- What's the standard deviation?- What assumptions did you make about the seeds? Do you think that assumption is warranted? Explain.
suppose the data represent the inches of rainfall in april for a certain city over the course of 20 years.a determine
Moving average forecasting models are powerful tools that help managers in making educated forecasting decisions. A moving average is mainly used to forecast short historical range data. This tool along with other forecasting tools is now computer..
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