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In one- to two-page Microsoft Word document, for each hypothesis listed indicate:
Whether the suitable analysis would be one-tailed test or two-tailed test. A type I and type II error, given context of hypothesis. Hypothesis:
Three treatments tested vary in how well they work. Children getting supportive therapy will get worse over time (at posttreatment). Girls will do better than boys with treatment (any treatment).
Calculate the probability that the median of the sample or average medians is:
Determine probability, P(Z
Suppose two residents participate in the program (each for 3 weeks= 21 days) and cart review inds a total of 20 medical erros made by the two residents combined. Rate = 20 errors in 21 days per 2 residents .95 error per day per 2 resdients or .4762..
Make use of normal probability distribution features of EXCEL to help determine the probability.
In a test of a gender-selection method, 14 babies are born and 10 of them are girls. Find the number of different possible sequences of genders that are possible when 14 babies are born
Regression model results can be erroneous if multicollinearity is an issue. What causes multicollinearity? If the intercept is statistically significant, what does this tell you?
Use the Standing data set to develop a point estimate of the number of minutes during an NFL game that players are standing around between plays. Round your answer to two decimal places. What is the sample standard deviation? Round your answer to ..
A political scientist obtained recordings of election-night acceptance speeches of seven newly elected representatives to the US Congress.
Compute the kappa statistic and its standard error regarding reproducibility of the diagnosis of dyspnea in the clinic.
Shows a sample mean of 1,261 with a standard deviation of 59. Should Pennsylvania adopt the new system for all toll roads in the state?
At the .05 level, you are testing whether there is a significant difference in the proportions of college students and similar aged non college students having accidents during the two year period. Is this a 1 or 2 tail test?
Of the nine members of the board of trustees of a college, five agree with president on a certain issue. The president selects three trustees at random and asks for their opinions. What is the probability that at least two of them would agree with..
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