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Please share your previous Statistics experiences. For example:
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What results in your departments seem to be correlated or related (either causal or not) to other activities? How could you verify this? What are the managerial implications of a correlation between these variables?
Fill in the blanks: The number of hours it takes for a certain metal part to wear out is assumed to be from a population with a normal probability distribution
People are surprised to find that it is not all that uncommon for two people in a group of 20 to 30 people to have the same birthday.
A sweater is selected at random. Find the probability that it is a small size. Round your percentage to the tenths place.
Evaluate the result in part c with the decision using the expected value approach.
Using the Student's t distribution statistical table, determine 1.645 value. Describe why t distribution approaches z distribution as sample size gets larger.
Repeat the analysis for the new alternative being considered by the manager.
Find the value of for the standard normal variable that satisfies each of the following statement. (If you use Table A, report the value
Find a 95% confidence interval for the slope of the true relationship. Comment on the assumptions for inference
Apply the t-test to determine whether the data indicate a difference between the mean amount spent on books at the two companies. Use a significance level of 0.
A researcher goes to a clothing store and observes whether each person is male or female and whether they return the clothes to the correct racks.
an institute constructed a poll of 1014 adults 48 of whom were men. the poll results show that 12 of the men and 33 of
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