Find independent and independent of region of the country

Assignment Help Basic Statistics
Reference no: EM13113615

Group of 30-year-olds is interviewed to determine whether the type of music most listened to by people in their age category is independent of the geographic location of their residence. Use the chi-square test of independence, = .01, and the following contingency table to determine whether music preference is independent of geographic location.

Type of Music Preferred

Geographic
Region
Rock R & B Country Classical
Northeast 140 32 5 18
South 134 41 52 8
West 154 27 8 13

Round the intermediate values to 2 decimal places. Round your answer to 2 decimal places, the tolerance is +/-0.05.

Observed =
Type of music preferred is independent or not independent of region of the country?

Reference no: EM13113615

Questions Cloud

Do data indicate that the program is effective : The rate of service calls per month was researched yielding the following results (no of service calls divided by the number of equipment): Do these data indicate that the program is effective?
What is the pressure in the tank : A 50.0-L stainless steel container was charged with 3.00 atm of hydrogen gas and 4.00 atm of oxygen gas. A spark ignited the mixture, producing water.
How many kilowatt-hours of energy are required : A room contains 46 of air.How many kilowatt-hours of energy are necessary to heat the air in the house from 9 to 30? The heat capacity of air is 1.03.
Prove there are (2n)n! different matrix s : Let A be an n × n matrix with eigen values 1, 2, · · · , n. Prove there are (2 n )n! Different matrix S with the property that the length of each column vector of S is 2 such that (S  -1 )AS is diagonal.
Find independent and independent of region of the country : Round the intermediate values to 2 decimal places. Round your answer to 2 decimal places, the tolerance is +/-0.05. Type of music preferred is independent or not independent of region of the country?
How much ligroin would be required : The distribution coefficient, K= conc. in ligroin/conc. in water, between ligroin and water for solute A is 7.5. what weight of A would be removed from a solution of 10g of A in 100 mL of water.
How much time should be allowed to complete tasks : How much time should be allowed if we wish to ensure that at least 9 out of 10 students (on average) can complete it? (round to the nearest minute).
What mass of e85 can be contained in a gallon tank : E85 fuel is a mixture of ethanol and gasoline. What mass in kilograms of E85 (d=0.758g/mL) can be contained in a 14.0 L gallon tank.
Traditional hypothesis test approach : Use traditional hypothesis test approach. Draw a graph showing the test statistic and critical values. Assume the population has a distribution that is approximately normal and that the sample is a simple random sample.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Relationship between objectives and goals

Critically discuss the difference among strategic, long-term, and short-term objectives? What is the relationship between objectives and goals? What are examples of this relationship?

  Probability of poison distribution

In a lengthy manuscript, it is found that only 2/3 of the pages contain no typing errors. Assume that the number of errors per page has a Poisson distribution.

  Chi-square analysis-pearson correlation

Please describe and define what the chi-square analysis is, the conditions under which it is used, and how it compares to the Pearson Correlation.

  Compute the probability of receiving emails

A professor receives, on average, 24 emails from students the day before the midterm exam. To compute the probability of receiving at least 10 emails on the next day before the midterm she would use which probability distribution?

  Confidence interval for the long-run proportion

Find a 95% confidence interval for the long-run proportion of new product placements?

  Determining p-value and critical value

Assume that the significance level is a= 0.1. Use the given information to find the p-value and the critical value (s). With H1: p = with line through it 1/2 the test statistic is z= - 1.35

  Probability of choosing area code ends with odd number

Determine the probability of choosing the area code at random which ends in the odd number if first digit cannot be 1 or 0?

  Is number of years experience less than claim

In the study of 15 taxi drivers, average experience was 11.2 years. Standard deviation was 2. At α = .10, is number of years' experience of taxi drivers really less than taxi company claimed?

  Determining the of employees probability

A firm plans to hire 100 employees during the year. It expects that 25 of these employees will obtain graduate degrees within the next 5 years of being hired. In addition, 35 employees will leave the firm within 5 years.

  Probability that person actually has heart disease

If the test is positive, what is the probability that this person actually has heart disease?

  Explain the organization inventory problem it faces

Explain the organization, inventory problem it faces, and expected benefits which are motivating organization to implement a solution.

  Explaining level of significance in two-tailed test

Compute test statistic for sample data that you would use to test whether sample mean varies from population mean of 10 pounds at a 5 percent level of significance in two-tailed test.

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