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A student creates a simulation that "flips a coin" 200 times in a row (randomly generates 0's and 1's), recording whether or not there is a sequence of six 0's or six 1's. The student runs this simulation 1000 times. They then report the probability of getting six heads or six tails in a row when flipping a coin 200 times is 0.977. What is wrong with this statement.
Suppose you used a .01 level of significance. Would that change your decision in terms of the problem in part a? Explain why or why not.
What are the four assumptions for the chi-square tests? What are the hypothesis when conducting the chi-square tests for goodness-of-fit?
What is the arithmetic mean selling price?
Indicate at which point flat-of-the-curve medicine is experienced in the following example (imagine that antibiotics have been prescribed for a given population of 1,000 elderly persons).
Obtain a test statistic and p-value. Interpret the results. (c) Is normality assured? (d) Is the difference large enough to be important?
The standard deviation of the ages of a sample of 21 executives from the northern states was 8.4 years; while the standard deviation of the ages of a sample of 30 executives from southern states was 12.8 years.
What item/s can be deleted to improve reliability, what items should never be deleted to maintain reliability of data and how many items need to be deleted to achieve maximum reliability
iq scores have a mean of 134. a sample of 13 people had a mean iq of 129 with a sd of 9. find the value of the test
the following sample was obtained from a population with unknown parameters.scores 612034.a. compute the sample mean
for several years the mean number of customers per day at a restaurant has been 142. recently the number of customers
in a group of 13 people the mean age is 25 years. a person who is 36 years leaves the group. what is the new mean of
the quality control manager at a light globe factory needs to estimate the mean life of a large shipment of
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