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Difference between the discrete and the continuous random variable Explain the difference between a discrete and a continuous random variable. Give two examples of each type of random variable.
Utlizing binomial approximation to normal finding the normal model. A grower claims that only 13 percent of the strawberries he grows are unsatisfactory.
Find the relative risk for moderate beer drinkers as compared to nondrinkers, finds the 95% confidence interval
Iit is known that signal change in this brain area is normally distributed with mean of 35 and standard deviation of 10. By using .01 level, what must researcher conclude?
The standard deviation of the time to complete the entire homework assignment
Problems on Sampling Variability and Standard Error and Confidence Intervals
A sample of 100 observations has a mean of 2.99 and a standard deviation s equal to 0.5 Conduct the following test of hypotheses about the corresponding population mean at a level of significance of α = 0.2
If two independent large samples are taken from two populations, the sampling distribution of the difference between the two sample means:
How much time should the employer allow employees to finish the job? (Round up to the nearest minute).
Below is a plot of the Olympic gold medal winning performance in the high jump (in inches) for the years 1900 to 1996.
Do 1-sample t-test to see if people in Chicago have travelled to fewer states than people nationwide. Utilize the 10% (.10) level of significance.
Use this information to set up a 90 percent confidence interval for the proportion, p of all US workers who play hooky.
At the .05 significance level, is there a difference in the proportion of viewers watching the three channels?
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