Based on the sample data construct a 95 confidence interval

Assignment Help Basic Statistics
Reference no: EM13607874

Suppose a study of 196 randomly sampled privately insured adults with incomes over 200% of the current poverty level is to be used to measure out-of-pocket medical expenses for prescription drugs for this income class. The sample data are in the fileDrug Expenses.

Based on the sample data, construct a 95% confidence interval estimate for the mean annual out-of-pocket expenditures on prescription drugs for this income class. Interpret this interval.

Reference no: EM13607874

Questions Cloud

Assuming a reasonable value vg for the specific volume of : a vessel of volume v 6 liters contains water along with its saturated vapor under a pressure of 40 atmospheric and a
Determine the column height in meters and feet if mercury : mercury is often used in barometers. this is because tje vapor pressure of mercury is low enough to be ignored and
Based on the sample data construct a 95 confidence interval : suppose a study of 196 randomly sampled privately insured adults with incomes over 200 of the current poverty level is
Generate a script to draw the perpendicular bisector of : generate a script to draw the perpendicular bisector of any two points using ginput command. the length of the
Based on the sample data construct a 95 confidence interval : suppose a study of 196 randomly sampled privately insured adults with incomes over 200 of the current poverty level is
The belt connecting these pulleys is represented by two : a pulley 250 mm in diameter drives a second pulley 1000 mm in diameter by means of a belt. the moment of inertia of the
On a multiple choice test of 13 questions each question has : on a multiple choice test of 13 questions each question has four 4 possible answers one of which is correct. for
An automobile is found to have a natural frequency of 20 : an automobile is found to have a natural frequency of 20 rads without passengers and 17.32 rads with passengers of mass
Exiting stream 3 is at 079 mpa and is know to contain a : high pressure steam steam 1 at a rate of 1000kgh initially at 3.5 mpa and 350 c is expanded in a turbine to obtain

Reviews

Write a Review

Basic Statistics Questions & Answers

  A girl having two siblings is chosen at random what is the

consider the following question.a girl having two siblings is chosen at random. what is the probability that she has no

  A sample survey interviews an srs of 267 college women

a sample survey interviews an srs of 267 college women. suppose that 70 of all college women have been on a diet within

  When 325 college students are randomy selected and

when 325 college students are randomy selected and surveyed its found that 117 own cars. construct a 99 confidence

  Maximizes the total expected profit

How likely is it that the store owner will make at least $7,000 if she implements your suggestion?

  Construct a 95 confidence interval for the difference in

a clinical trial is run comparing a new drug for high cholesterol to a placebo. a total of 40 participants are

  A fair coin is tossed four times what is the probability

a fair coin is tossed four times. what is the probability that the number of heads appearing on the first two tosses es

  What is the computed z-value for testing

What is the computed z-value for testing the null hypothesis that the proportion of successes in Population 1 exceeds the proportion of successes in Population

  Probability of raining

If the probability that it will rain tomorrow is 0.33, then what is the probability that it will not rain tomorrow?

  Correlation coefficient and causation

What does a squared correlation coefficient represent? Also, does the strength of the correlation depend on the direction? Finally, does correlation imply causation.

  Find probability-random sample bulbs will have average life

Standard deviation equal to 500 and 50 hours, respectively. Find the probability that a random sample of 15 bulbs will have an average life of less than 475 hours.

  What is the degree of confidence used

In as sample of 855 bartenders, 48% report hearing complaints from patrons about their jobs. If the maximum error of estimate for the proportion of bartenders hearing job complaints is 4.4 percentage points, what is the degree of confidence used?

  Relationship between satisfaction and gender

A store asked 250 of its customers whether they were satisfied with the service or not. The responses were also classified according to the gender of the customers. We want to study whether there is a relationship between satisfaction and gender.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd