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In R use Diamonds data/package to answer the following:Use subscripting operations to answer the questions below:
(a) What proportion of diamonds are between .60 and 1.6 carats?
(b) How many of the diamonds have equal x and y dimensions?
(c) How many of the diamonds have a depth more than the mean?
(d) How many diamonds have a cut of level `Very Good` or better?
(e) Which diamond has the highest price per carat (ppc = price/carat)? What is the value?
(f) Find the 95th percentile for diamond price. Try the `quantile()` function.
(g) What proportion of the diamonds with a price above the 95th percentile have the color `D` or `J`? (conditional proportion)
(h) What proportion of diamonds with a clarity of VS2 have a Fair cut and a table below 56.1? (conditional proportion)
(i) What is the average price per carat (ppc) for Fair cut?
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The Operating Budget
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