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Consider a relatively simple health insurance plan with the following provisions. Office visits require a?co-payment of ?$20.Emergency room visits have a ?$270 ?co-payment. Surgical operations have a ?$1,000 deductible? (the first ?$1,000is paid out of? pocket). The monthly premium is ?$370. During a? one-year period, somebody insured by this health insurance has the expenses shown to the right. Complete parts?(a) and? (b) below.
Expenses Total Cost
Feb. 18 Office Visit $150
Mar. 26 Emergency Visit $580
Apr. 23 Office Visit $150
May 14 Surgery $6,500
July. 1 Office Visit $150
Sept. 23 Emergency Room $840
a. Determine the? person's health care expenses for the year with the insurance policy.
b. Determine the? person's health care expenses for the year without the insurance policy.
Medical tests were conducted to learn about drug-resistant tuberculosis. Of 142 cases tested in NJ, 9 were found to be drug-resistant. Of 268 cases tested in Tx, 5 were found to be drug-resistant.
Twenty air samples were obtained and the carbon monoxide concentrations were recorded. the results in ppm (parts per million) were:
Compute the average number of delayed patients, Lq, for this system. The variance of the sum independent random variables is the sum of the variance.
Using the data of Exercise 129, show that the class marks also are given by the midpoint between successive class boundaries (a) Construct a histogram of the drying times of polyurethane from the data in Exercise 115.
The mean tensile strength for the bolts tested is 1385 pounds. Formulate and carry out a hypothesis test to examine the possibility that the bolts in the shipment might not be genuine.
1.i have fit the equation y 2.5 3x to a set of data. the residual for the point 5 10 isa.7.5.b.-7.5.c.-27.5.2.i have
use the one-proportion z-interval procedure to find the required confidence interval. be sure to check the conditions
Three colors have been proposed for a product: blue, green, yellow. The null hypothesis for a goodness-of-fit test would be.
the following table gives the average high temperatures in january and july for several european cities. write a 90
Suppose the systolic blood pressure Xand fasting blood sugar Y are jointly distributed as bivariate normal in some population with means 120 and 105, standard deviations 10 and 20, and correlation 0.7. Find the average fasting blood sugar of those..
Estimate the 98% confidence level the average heated area of all single-family homes in the county
Two pairs is a poker hand containing 2 cards of one denomination, another 2 cards of a second denomination, and a fifth cards of a third dimension. Find the probability of a player being dealt two pairs.
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