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Statistics - Assignment Example

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In 2004, life expectancy for U.S. women was 5.2 years longer than men.”…
a) If we add percentage for all categories than it sums to 100,…
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Download file to see previous pages... of the movies made today can be seen only by patrons 13 years or older”, as the total percentage of PG-13 and R-rated 2005 movies (78.4%) is greater than 75%.3-34
e) There appears no association between the twin births (preterm induced or cesarean, preterm without procedures or term or post-term) and the level of the prenatal care (intensive, adequate, or inadequate). As shown in figure in part (d), the distribution (percentage) of the twin births for the level of prenatal care is somewhat similar. This suggests that the twin births and the level of prenatal care are not associated, that is they are independent.4-8
The average (mean) height of the singers is about 68 inches. The range of the heights of the singers is about 16 inches with minimum and maximum height being 60 and 76 inches, respectively. The IQR is about 8 inches. About half of the singers height is equal to or below 68 inches. About 50% of the singers height is in-between 65 to 73 inches.
The distribution of the horsepower of auto appears approximately uniform (slightly positively skewed). The median value is about 100 and the IQR is about 45. The range of the horsepower of auto is 90 with minimum and maximum horsepowers being 60 and 155, respectively.
c) The president is correct. The null hypothesis is not rejected, as p-value of 0.386 is greater than .05. Therefore, there is not enough evidence to support the claim that Striving College student medical applicants admitted is different from the 46% of all medical school applicants ...Download file to see next pagesRead More
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