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Identify the types of variables you would need to conduct a Chi-square (last name begins with A-H), one-sample t-test (last name begins with I-P) and paired t-test (last name begins with Q-Z.
Be sure to explain the number of dependent and independent variables, and the types of dependent variables necessary for the statistical analysis. Furthermore, provide a health related example (or using a peer-reviewed article that used a chi-square test) to explain your answer.
Jen will call Cathy on Saturday with a 60% probability. She will call Cathy on Sunday with an 80% probability. The probability that she will call on neither of the two days is 10%. What is the probability that she will call on Sunday if she calls ..
Small bag of Skittles candies has following assortment: red (12), blue (5), orange (15), brown (0), green (16), and yellow (7). Create the probability distribution for x.
Its probability distribution is as follows. Find the standard deviation of the number of houses sold. A. 2.25 B. 2.62 C. 1.62 D. 6.86 E. 4.45.
What conclusion is appropriate when He cannot be rejected and what conclusion is appropriate when He can be rejected - What is the p-value for the hypothesis test?
q1. consider an experiment that results in a positive outcome with probability 0.38 and a negative outcome with
Class of 22 obtains a mean of 92 and a standard deviation of 4. Is he correct in assuming that the performance of the most recent class is significantly better than that of other classes?
Confidence levels. If a higher con_dence level means that we are more confident about the number we are reporting, why don't we always report a confidence interval with the highest possible confidence level?
Use Hypothesis Testing and the data in the course materials folder to analyze the difference in milk production in California. Formulate both a numerical and verbal hypothesis statement regarding your research issue.
A final exam in Statistics has a mean of 73 with a standard deviation of 7.73. Assume that a random sample of 24 students is selected and the mean test score of the sample is computed. What percentage of sample means are less than 70?
Discuss what is meant by mean, median, mode, variance, and standard deviation for a set of scores. Also mention under what circumstance you would use each of these.
q1. what is probability of observing 61325 when rolling fair dice?probabilities for fair dice p1p2p3p4p5p616q2. what is
Is there evidence to reject the hypothesis that the apartments are equally distributed between 1-bedroom, 2-bedroom, and 3-bedroom apartments, at alpha = .05?
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