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1) Class records at Rockwood College indicate that a student selected at random has probability 0.71 of passing French 101. For the student who passes French 101, the probability is 0.9 that he or she will pass French 102. What is the probability that a student selected at random will pass both French 101 and French 102? (Round your answer to three decimal places.)
2) Compute
C10,5,
P8, 4,
C8, 4.
P9,6
H0: pi1- pi2 .01 at alpha =.05 where p1=.08, p2=.035, n1 = 200, n2 = 400. Indicate which test you are performing; show the test statistic and the critical values and mention whether one-tailed or two-tailed.
What would be the appropriate statistical procedure to test the following hypothesis: "Triglyceride values are a good predictor of weight in obese adults." What are the functions of parametric statistical procedures?
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Calculate the odds ratio of the fish being female in the cold environment compared to the fish in the warm environment. Interpret this ratio in the context of the question.
A student surveyed 200 students about hours a night spent sleeping, the data showed a normal distribution with a mean of 6.8 hours and a standard deviation of 0.75 hours. what percentage of the students spent less than 4.55 hours sleeping per..
Research question - Is there a positive correlation between the amounts of profits (Dependent Variable) and total sales (Independent Variable) based on the costs of the process of production and distribution?
Describe a circumstance when the mean is a very useful measure and a circumstance when it is misleading
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Collect data about hair salons clients vs. walk In's and product vs. services. Explain how you obtained a suitable sample of either qualitative or quantitative data. Review data for validity and reliability. Use descriptive statistics to summarize da..
A metropolitan bus system sampler's rider counts on one of its express commuter routes for a week. Use the following data to establish whether the rider ship is evenly balanced by day of the week. Let α=0.05 . Day Monday Tuesday Wednesday Thursday Fr..
Describe the population of interest for the survey
3. The athletic department of the University of Colorado conducted a research to see how many students attended a home football game last season. The University has a population of 25,450, and the study showed that 870 of 1100 students sampled attend..
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