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1) The following are the first Quiz scores from a previous RES 341 class:
9.5, 7.5, 9.5, 7, 10, 7.5, 6.5, 1.5, 8, 10
A. Is this data discrete or continuous and why?
B. Develop a frequency distribution showing all frequencies, cumulative frequencies, and relative frequencies.
C. Calculate the Variance and Standard Deviation and describe what they tell you in the context of this problem.
What critical value t* from table D should be used to calculate the margin of error for a confidence interval for the mean of the population in each of the following situations?
Test whether the relationship between the plan at retirement and residential area using Chi square test.
The letters were rotated away from 0 degrees. Interestingly, reaction time decreased after 180 degrees. Can you explain why this might occur?
How is dividing a polynomial by a binomial similar to or different from the long division you learned in elementary school? Can understanding how to do one kind of division help you with understanding the other kind?
Iif the sample consits of 16 scores, is the sample mean sufficient to conclude that the treatment has a significant effect? use a two tailed test with .05.
A software company wants to determine whether there is a relationship between their three sales offices and the sales of their software products. The actual sales results are
A manufacturer of printed circuit boards uses exponential smoothing with trend to forecast monthly demand of its product. At the end of December, the company wishes to forecast sales for January.
The function s(t) = ut + 1/2 gt^2 represents the distance traveled s meters in time t seconds when the initial velocity is u m/s and acceleration is g m/s^2.
Assume that ages at onset of this disease are normally distributed for each gender, do not assume the population variances are equal. What are the appropriate null and alternative hypotheses?
However, Peter's assistant Janice believes that the Liberal Party will receive approximately 75% of the vote in that riding. If survey costs are $10 per person, how much money can be saved by using Janice's estimate of the percentage rather than P..
Please choose one of the probability constructs below. Then, identify a peer-reviewed journal article that highlights the construct. Compose a post in which you summarize and evaluate the construct's use in the research study.
Using the levels of significance given below: What is the rejection point at α = .10 and indicate if you would accept or reject H o ? t .10 =
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