Claim: More than 3.4% of homes have only a landline telephone and no wireless phone. Sample data: A survey by the National Center for Health Statistics showed that among 14,608 homes 5.79%had landline phones without wireless phones. Complete parts (a) and (b).a. Express the original claim in symbolic form. Let the parameter represent a value with respect to homes that have only a landline telephone and no wireless phone.(Type an integer or a decimal. Do not round.)

Given, claim :--more than 3.4%of homes have only a landline telephone So,…

Answered: Claim: More than 3.4% of homes have…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The average asking rent for 10 markets, and the corresponding monthly mortgage on the median priced home (including taxes and insurance) for 10 cities are given in Rent ($) Mortgage ($) City 1 840 539 City 2 1062 1002 City 3 823 626 City 4 779 711 City 5 796 655 City 6 1071 977 City 7 953 776 City 8 851 695 City 9 762 651 City 10 723 654 What is the quadratic regression model to predict the monthly mortgage on the median priced home, using average asking rent? Fill in the coefficient for the Quadratic independent variable (keep 3 decimal points).
b) Persons who visit the restroom of a certain fast-food outlet were asked to state their opinion of the quality of the restroom facilities, The following tables show the responses from a sample of 100 persons. Quality of Facilities Above Average Average Below Average Totals iv) Gender of Respondent Male 8 26 7 41 Female 7 24 28 59 Totals 15 50 35 100 A x² test is carried out to determine whether there is an association between the gender of persons and their opinion. i) State appropriate null and alternative hypotheses ii) Determine the critical region of the test at the 1% level of significance Calculate the value of your test Statistic iii) What is your conclusion for this test. Give a reason for your answer
The average asking rent for 10 markets, and the corresponding monthly mortgage on the median priced home (including taxes and insurance) for 10 cities are given in Rent ($) Mortgage ($) City 1 840 539 City 2 1062 1002 City 3 823 626 City 4 779 711 City 5 796 655 City 6 1071 977 City 7 953 776 City 8 851 695 City 9 762 651 City 10 723 654 What is the simple linear regression model to predict the monthly mortgage on the median priced home, using average asking rent? Fill in the coefficient for the LINEAR independent variable (keep 2 decimal points).
What is the answer of this question?
Which of the following claims would result in a Left tail test? O A. Claim: The average heart rate for exercisers is lower than the average heart rate for nonexercisers. B. Claim The variation in the grades of the Final Exam are different than previously (which was 2.3). O C. Claim: The proportion of people with pets is over 75%. OD. Claim: The average age of voters in Clarke County is not 45 years.
The cmulative frequency of the last class interval will be equal to a) 100 b) none of these c) total frequency-1 d) Total frequency If the values in the data arranged in the ascending order of magnitude, the median is a. The middle item if the number of values is odd b. The average of middle two items if the number of values is odd c. None of these d. The last item if the number of values are odd
A panel of Judges A and B graded seven debators and independently awarded the following marks : Debator 1 3 4. Marks by A 40 34 28 30 44 38 31 Marks by B 32 39 26 30 38 34 28 An eighth debator was awarded 36 marks by Judge A while Judge B was not present. If Judge B were also present, how many marks would you expect him to award to the eighth debator assuming that the same degree of relationship exists in their judgement.
3. Data on different types of flat fish are showm below. Construct a (relative) irequency table and a bar chart. Flounder Halibut | Turbot | Turbot | Flounder Flounder Turbot Flounder Turbot Sole Sole Turbot Halibut Sole Flounder Turbot Sole Halibut Sole Flounder
A study was conducted to determine the proportion of people who dream in black and white instead of color. Among 309 people over the age of 55, 77 dream in black and white, and among 309 people under the age of 25, 18 dream in black and white. Use a U.U5 signiticance level to test the claim that the proportion of people over 55 who dream in black and white is greater than the proportion for those under 25 Complete parts (a) through (c) below. Consider the first sample to be the sample of people over the age of 55 and the second sample to be the sample of people under the age of 25. What are the null and alternative hypotheses for the hypothesis test? Identify the test statistic. z= (Round to two decimal places as needed.) Identify the P-value. P-value= (Round to three decimal places as needed.) What is the conclusion based on the hypothesis test? The P-value is ______ the significance level of a = 0.05, so ______ black and white is ____ the proportion for those under 25. There is…
1) Estimate the difference between the ages of male and female respondents. (Q1=AGE, Q2=GENDER)
Answer for question D)
question 4 only

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