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You have observed the following returns over time:
Year BMG Market
1990 18% 13%
1991 4% 8%
1992 -12% 3%
1993 16% 10%
1994 18% 11%
What is the beta for BMG?
Do the data indicate that the distribution of preferences for older adults is significantly different from the distribution for college students? Test with .05.
If the average price of a new home is 145,000 what is the minimum and maximum prices of the houses a contractor will need to build to include the middle 80% of the market.
suppose a geyser has a mean time between eruptions of 76 minutes. let the interval of time between the eruptions be
For various types of onions, record whether or not they have a strong taste, and measure amounts of cancer-fighting compounds called phenolics and flavonoids.
the type of sample statistic that is used to make inferences about a given type of population parameter is calleda. the
Suppose your prior on θ isuniform on [0, 1] and that she then makes two shots in a row. Assume that the outcomes of thetwo shots are independent.
A drug that provides relief from headaches was tried on 18 randomly selected patients. The experiment showed that the mean time to get relief from headaches.
A fair coin (equal probability of heads or tails) is tossed, and you win a dollar if there are more than 60% heads. Imagine there are two scenarios?
ECON940 - Statistics for Decision Making Business Report - Visually present data for the unit price of the product from different brands. Calculate descriptive statistics for the prices of different brands. Comment on the location, shape and variab..
Pick a color that you suspect will be less popular than others. Using software to access the survey data, report the sample proportion who preferred the color y
Assume that the data has a normal distribution and the number of observations is greater than fifty. Find the critical z value used to test a null hypothesis.
This includes regulating how business is conducted. Does the free market work?
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