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Jimmy Rollins a baseball player, had a total of 158 hits in 2012. The distribution of hits for 2012 is as follows. Singles 97, doubles 33, triples 5 , homeruns 23. Jimmy Rollins career statistics shows that the distribution of hits is usually. Singles 64.5%, doubles 21% , triples 5%, homeruns 9.5%. Does jimmy rollin's 2012 distributions fit his career statistics distribution? Use a good of fit test at level of significance = 5%
1. Find the probability of the complement of the event described.
If you were designing a study which group, a population or a sample, would you gather data from and why? Provide an explanation regarding whether or not the standard deviation is a biased or unbiased estimate.
Find the sample proportion of GM soybean farmers for each country. Verify the nonskewness criterion.- Find the p value associated with this hypothesis test.
At a=0.01, can the inspector claim that the mean weight is less than 16 ounces? State the hypothesis and the decision rule (using the critical value).
The scatterplot shows data about the products of 40 corporate houses-the percentage of the market share for three or more products & the median annual turnover.
Identify a key variable that you want to predict, and specify at least two variables that you think would be key in making that prediction.
a package of twelve ping-pong balls contains two defectives. an inspection procedure to check on the quality of the
According to the most recent Labor Department data, 10.5% of engineers (electrical, mechanical, civil, and industrial) were women.
Find the probability of the offense winning and the probability of the defense winning when Both players roll only a single die.
Leaves The number of leaves taken per year by employees of an office has a mean of 50 and a standard deviation of 5.
Does the current system of alternating ballparks even out the home field advantage? How often will the team that begins at home win the series?
Coastal businesses along the Gulf of Mexico from Texas to Florida worry about the threat of hurricanes during the season from June through October.
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