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Create a real-world situation or problem involving children who have adhd. Within state the independent and dependent variables you would study, an explanation of whether an independent-samples or related-samples t test is most appropriate, the statistical null and alternative hypotheses, a description of what information the effect size would tell that the probability value would not tell, and the hypothetical results using correct APA format.
For each of the following, indicate whether the type of probability involved is an example of a priori probability, empirical probability, or subjective probability.
What role do z-scores play in this transformation of data from multiple distributions to the standard normal distribution? What is the relationship between z-scores and percentages?
Derive the standard error of proportion, the margin error and the 95% confidence interval for the proportion indicating preference to flirting.
Suppose that monthly rental rates for unfurnished one-bedroom apartment in Ann Arbor, Michigan, are approximately normal in distribution, with a mean of $750 and a standard deviation of $150.
What is the probability that the 100 randomly selected mangoes have a mean weight less than 14 ounces?
10 cartons are taken at random from an automatic filling machine.The mean net weight of the carton is11.8 kg and standard deviation of 0.15kg. Does the sample mean differ significantly from the intended weight of 12kgs?
what is the probability of selecting a sample mean of 7 or less , with a sample population of 9 and mean of 10 and a standard deviation of 3.
What size random sample should you take if you want to estimate the annual salary in the population with 99 percent confidence and a maximum margin of error of $250?
If a baseball player's batting average is 0.340 or 34%, find the probability that the player will have a bad season and only score at most 60 hits in 200 times at bat?
Privacy Are your finances, buying habits, medical records, and phone calls really private? A real concern for many adults is that computers and Internet are reducing privacy. A survey conducted by Peter D.
Allen Abbott has a wide-curving, uphill driveway leading to his garage. When ther is a heavy snow, Allen hires a local carpenter, who shovels snow on the side in teh winter, to shovel his driveway.
Using a one-sided hypothesis test with a 90% confidence level, which of the following statements do these data support?
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