The highest rated Medicare Part D Prescription Drug plans have a 5 star rating.
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Medicare's new medical plans offer a wide range of variations and choices for seniors when picking a drug plan. The monthly cost for a stand-alone drug plan varies from plan to plan and from state to state. The accompanying table gives the premium for the plan with the lowest cost for each state. State Cost per Month (dollars) Alabama 12.01 Alaska 8.26 Arizona 8.74 Arkansas 8.89 California 6.71 Colorado 9.82 Connecticut 18.53 Delaware 13.50 District of Columbia 7.87 Florida 9.43 Georgia 11.79 Hawaii 18.17 Idaho 1.87 Illinois 12.23 Indiana 10.55 Iowa 12.51 Kansas 14.10 Kentucky 1.87 Louisiana 1.87 Maine 9.23 Maryland 14.68 Massachusetts 19.67 Michigan 8.78 Minnesota 1.87 Mississippi 15.96 Missouri 17.35 Montana 16.09 Nebraska 10.20 Nevada 8.18 New Hampshire 10.37 New Jersey 3.51 New Mexico 1.87 New York 3.36 North Carolina 1.87 North Dakota 5.22 Ohio 16.90 Oklahoma 11.45 Oregon 6.07 Pennsylvania 7.29 Rhode Island 8.09 South Carolina 10.13 South Dakota 8.46 Tennessee 9.07 Texas 11.70 Utah 8.82 Vermont 13.54 Virginia 8.81 Washington 1.87 West Virginia 6.84 Wisconsin 6.77 Wyoming 12.50 (a) Use class intervals of $0 to <$3, $3 to <$6, $6 to <$9, etc., to create a relative frequency distribution for these data. (Round your answers for relative frequency to three decimal places.) Class Interval Frequency Relative Frequency $0 - <$3 $3 - <$6 3 0.059 $6 - <$9 $9 - <$12 $12- <$15 $15 - <$18 4 0.078 $18 - <$21 3 0.059 TOTAL 51 (c) Using the relative frequency distribution or the histogram, estimate the proportion of the states that have a minimum monthly cost of less than $12.00 a month. (Round your answer to one decimal place.) %
Dominador T.
Morningstar is a mutual fund rating agency. It ranks a fund's performance by using one to five stars. A one-star mutual fund is in the bottom $10 \%$ of its investment class; a five-star mutual fund is at the 90 th percentile of its investment class. Interpret the meaning of a five-star mutual fund.
Numerically Summarizing Data
Measures of Position and Outliers
Morningstar is a mutual fund rating agency. It ranks a fund's performance by using one to five stars. A one-star mutual fund is in the bottom $20 \%$ of its investment class; a five-star mutual fund is in the top $20 \%$ of its investment class Interpret the meaning of a four-star mutual fund.
Measures of Position
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