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Suppose we know the standard deviation of the population is 3.7. We have a sample size of 625. We also have a sample mean of 46. We also have a population mean of 43. We want to test the hypothesis for the sample mean with 78% confidence level and do two-tailed test on the hypothesis. State the null and alternate hypothesis for the sample mean and then test the hypothesis to see if you will accept or reject the hypothesis. Please provide all calculations.
Using the 0.05 level in an appropriate test, evaluate the supplier's contention. Using the appropriate statistical table, what is the approximate p-value for given test?
a homogenous transition probability matrix is given below. find the steady state probabilities of state.states 1
Perform k-means clustering with the number of clusters set to five (5). Be sure to Normalize the Input Data - . Which cluster(s) are the best formed and why? Which cluster(s) are the poorest formed and why?
Use computer simulation to find the expected value of the payoff. What is the probability that your grand total will be 25 or more points.
Results show access to health care was increased at p
There are 114,900,000 homes with at least one television in the US monitored by Nielsen Media Research. For this years' Superbowl 2018, 19,400,000
Mike sells on the average 15 newspapers per week (Monday - Friday). Find the probability that 2.1 In a given week he will sell all the newspapers
Participants who score between 26 and 30 on this scale are categorized as overweight. What proportion of participants fell in this category?
Do heavier people burn more energy? Metabolic rate, the rate at which the body consumes energy, is important in studies of weight gain, dieting, and exercise.
the ohio state patrol is sampling vehicle speeds at various locations along i-75 near rossford. at a particular
Does it seem that the "rates" are Normally distributed? (Provide clear evidence for your conclusion) - If the distribution were Normal. what proportion of all springs would be expected to lie outside the specification?
Weights of newborn babies in the United States are normally distributed with a mean of 3425 grams and a standard deviation of 495 grams. A newborn weighing less than 2200 grams is considered to be at risk. What fraction of newborn babies are in th..
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