Use a significance level of 0.05 where not specified.1. Fuel economy results from four midsize automobiles brands are summarized below:Make AMake BMake CMake D242623252719212019211920222123Do all vehicles have the same fuel consumption?1819171920

The following information has been provided: Make A Make B Make C Make D 19 19 24 18 21 20…

Answered: Use a significance level of 0.05 where…

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 time that Italy commute to work is 23.15 minutes (Best 4 Tourist Places, June 15, 2020). The average commute times in minutes for 18 cities are given in Table 3.1. Table 3.1 City Time (minutes) Rome 24.9 Milan 26.8 Naples 26.2 Turin 28.1 Palermo 31.7 Genoa 25.8 Bologna 23.3 Florence 32.1 Bari 28.5 Catania 24.4 Verona 29.3 Venice 24.8 Messina 38.1 Padua 28.3 Trieste 28.4 Taranto 24.6 Prato 20.1 Modena 23.4 1) What is the mode for these 18 cities? 2) Find 28th and 77th Percentile of commute times for these 18 cities.
Here is a set of sample data 4 10 27 34 7 22 25 38 39 42 47 53 54 55 59 77 85 86 94 Identify the 5 number summary (min, Q1, median, Q3, max) 255 N3l5lco
The average time that Italy commute to work is 23.15 minutes (Best 4 Tourist Places, June 15, 2020). The average commute times in minutes for 18 cities are given in Table 3.1. Table 3.1 City Time (minutes) Rome 24.9 Milan 26.8 Naples 26.2 Turin 28.1 Palermo 31.7 Genoa 25.8 Bologna 23.3 Florence 32.1 Bari 28.5 Catania 24.4 Verona 29.3 Venice 24.8 Messina 38.1 Padua 28.3 Trieste 28.4 Taranto 24.6 Prato 20.1 Modena 23.4 a) What is the variance and standard deviation of commute times for these 18 cities? b) Find the z – score value of commute time for these 18 cities. c) Find 28th and 77th Percentile of commute times for these 18 cities.
Provide the necessary answer needed WITH a complete solution.
You may need to use the appropriate technology to answer this question. The better-selling candies are often high in calories. Assume that the following data show the calorie content from samples of M&M's, Kit Kat, and Milky Way II. M&M's Kit Kat Milky Way II 250 245 200 210 205 208 230 215 202 220 225 190 250 240 180 Test for significant differences among the calorie content of these three candies. State the null and alternative hypotheses. O H,: Median MM * Mediank * Median ww KK H: Median MM = Mediangk = MedianMw "KK O Ho: Median MM = MedianKK H: Median MM * Median KK * MedianyW Median Mw O Ho: All populations of calories are identical. H: Not all populations of calories are identical. O Ho: Not all populations of calories are identical. H: All populations of calories are identical. O Ho: Median MM = Mediank = MedianMw H: Median MM > Mediankk > Median Mw Find the value of the test statistic. (Round your answer to two decimal places.) Find the p-value. (Round your answer to three…
4. A set of data has a five number summary of: 10 30 35 40 70 Which of the following is the inter-quartile range (IQR) of this data set? Group of answer choices 35 15 10 60
In a scatter plot, each A.individual is represented by two data points B. group mean is represented by two data points C.group mean is represented by a single point D.individual is represented by a single point Reset Selection 7,821 MAR étv AA w FIL 吕口。 00 F4 F6 F7 F8 F9 F10 F2 F3 F5 % & * 4 5 6 7 8 E R
18
Bavsut Cement Company has divided Oman into different areas. The following table shows the Population and actual Sales for the current areas in which the company does business. The table also gives the Forecast values that were calculated for each of the areas: Population (thousands) Areas Sales Forecast (millions) (millions) A 2.53 410 413 1.76 240 232 C 6.81 595 590 4.22 325 339 E 12.77 990 925 F 5.09 665 662 G 10.82 840 859 16.84 1,450 1329 7.65 825 853 11.34 935 933 K 6.18 830 844 a. Calculate the regression equation. b. Calculate the correlation coefficient and interpret it. c. The company is planning to expand into two additional areas in the coming year. The population of these two areas are 743,000 and 387,000. What are the estimated sales that can be expected from these two areas? d. Compute the MAD value to arrive at the forecast accuracy.
A beauty products brand launched a new shower gel and distributed samples to 148 prospective customers for review. 86 of them said they were satisfied with the product, 50 of whom were males and 30 customers including 5 females were unsatisfied, the rest were unsure. If the sample included 61 females. Answer the following. 1. Fill in the following table Review Gender Un-Satisfied Unsure Satisfied Male Female 2. What proportion of the customers were unsure females? 3. How many male unsatisfied customers were there 4. What proportion of women were satisfied with the product? 5. What proportion of the customers were unsure about the product?
A foundation asked each person in a representative sample of high school students and in a representative sample of high school teachers which of the rights guaranteed by the First Amendment they thought was the most important. Suppose that the sample size for each sample was 1,000. Data consistent with summary values from the study are summarized in the accompanying table. Students = Teachers Freedom of Speech 658 400 USE SALT Most Important First Amendment Right Freedom of Religion Freedom to Peacefully Assemble Freedom of the Press 30 55 245 420 20 55 Freedom to Petition the Government 47 70 (a) Carry out a hypothesis test to determine if there is convincing evidence that the proportions falling into the five First Amendment rights categories are not the same for teachers and students. Use a significance level of a = 0.01. Calculate the test statistic. (Round your answer to two decimal places.) x²= Use technology to calculate the P-value. (Round your answer to four decimal places.)…

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Use a significance level of 0.05 where not specified. 1. Fuel economy results from four midsize automobiles brands are summarized below: Make A Make B Make C Make D 19 21 20 19 21 19 20 22 21 23 Do all vehicles have the same fuel consumption? 24 26 23 25 27 18 19 17 19 20