1. Use Simple Random Sampling to generate a sample of sixteen (16) students from your class and record theirweights below. Each student is expected to have a different sample.Weight of Studentsa. Compute for a point estimate of mean weight of students in your section.b. Compute for a point estimate of standard deviation of the weight of students in your section.c. Compute for the standard error of the mean weight estimate of students for this sample at 95%confidence level.d. Construct a 95% confidence interval estimate of mean weight of students in your section andinterpret the results.е.Construct a 98% confidence interval estimate of mean weight of students in your section andinterpret the results. Weight(kg)Ruiz, Danielle James Fredrick S.62Jalapon, Johannes Claire, GAbella, Chynna, R.5145Piosca, Yuki Xis, P.68Okuyama, Ai,N50Roluna, Princess Yesha, R.41Antonio, Louie Andrei B.49Diel, Maher-Shalal-Hash Baz O.71fajardo yannah valerie navalPanal, Angeli Elizalde A.Espero, Zoe Christienne G. EsperoLuayon, Yrrol Dave V.50634089Tia, Zach Enrico D.73Dañganan, Karina Louise B.42Sirilan, Maximilian Ybarra, L.60Ramos, Anna Louise O.65

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Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter25: Achievement Review—section Two

Section: Chapter Questions

Problem 25AR: Engine pistons and cylinder heads are made of an aluminum casting alloy that contains 4% silicon,...

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Engine pistons and cylinder heads are made of an aluminum casting alloy that contains 4% silicon, 1.5% magnesium, and 2% nickel. Round the answers to the nearest tenth kilogram. a. How many kilograms of silicon are needed to produce 575 kilograms of alloy? b. How many kilograms of magnesium are needed to produce 575 kilograms of alloy? c. How many kilograms of nickel are needed to produce 575 kilograms of alloy?
It is a common belief that SUVs are safer than cars. In a collision, does an SUV sustain less damage (cost of repair) than a car? SUV into Car SUV Damage ($) Car Damage ($) Honda CR-V into Honda Civic $1,721 $1,274 Toyota RAV4 into Toyota Corolla $1,434 $2,327 Hyundai Tuscon into Kia Forte $850 $3,223 Volkswagon Tiguan into Volkswagon Golf $2,329 $2,058 Jeep Patriot into Dodge Caliber $1,415 $3,095 Ford Escape into Ford Focus $1,470 $3,386 Nissan Rogue into Nissan Sentra $2,884 $4,560 Test the claim above at the α=0.1α=0.1 level of significance. Note: A normal probability plot of difference in car damages between SUVs and other cars indicates the population could be normal and a boxplot indicated no outliers. What is the significance level?α=_____________ What is the test statistic? Round to 3 decimal places. T or Z =_________________ What is the p -value? Round to 4 decimal places.p=___________
It is a common belief that SUVs are safer than cars. In a collision, does an SUV sustain less damage (cost of repair) than a car? SUV into Car SUV Damage ($) Car Damage ($) Honda CR-V into Honda Civic $1,721 $1,274 Toyota RAV4 into Toyota Corolla $1,434 $2,327 Hyundai Tuscon into Kia Forte $850 $3,223 Volkswagon Tiguan into Volkswagon Golf $2,329 $2,058 Jeep Patriot into Dodge Caliber $1,415 $3,095 Ford Escape into Ford Focus $1,470 $3,386 Nissan Rogue into Nissan Sentra $2,884 $4,560 Test the claim above at the α=0.1 level of significance. Note: A normal probability plot of difference in car damages between SUVs and other cars indicates the population could be normal and a boxplot indicated no outliers What is the pp -value? Round to 4 decimal places.p= ____________ Trace metals in drinking water affect the flavor and an unusually high concentration can pose a health hazard. Ten pairs of data were taken measuring zinc concentration in bottom water and…
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I need (a), (b), (c), (D) and (E)
a) How many students took History and English, but not Math?b) How many students took Math, History, or English?c) How many students took Math or English, but not History?d) How many students took Math & History or took History & English?e) How many students took none of the courses?f) How many students took Math or didn't take History? Submit QuestionQuestion 14
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2. A shipment of packages to the Solomon Company included 10 packages weighing 7.4 pounds, 12 weighing 8.2 pounds and 6 weighing 8.7 pounds. What value would you use as a typical amount for the weight of a package?
I need a,b,c answer
30 Need a,b,c,d, and e
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The average number of minutes Americans commute to work is 27.7 minutes (Sterling’s BestPlaces, April 13, 2012). The average commute time in minutes for 48 cities are as follows:Albuquerque 23.3 Jacksonville 26.2 Phoenix 28.3Atlanta 28.3 Kansas City 23.4 Pittsburgh 25.0Austin 24.6 Las vegas 28.4 Portland 26.4Baltimore 32.1 Little Rock 20.1 Providence 23.6Boston 31.7 Los Angeles 32.2 Richmond 23.4Charlotte 25.8 Louisville 21.4 Sacramento 25.8Chicago 38.1 Memphis 23.8 Salt Lake City 20.2Cincinnati 24.9 Miami 30.7 San Antonio 26.1Cleveland 26.8 Milwaukee 24.8 San Diego 24.8Columbus 23.4 Minneapolis 23.6 San Francisco 32.6Dallas 28.5 Nashville 25.3 San Jose 28.5Denver 28.1 New Orleans 31.7 Seattle 27.3Detroit 29.3 New York 43.8 St. Louis 26.8el Paso 24.4 Oklahoma City 22.0 Tucson 24.0Fresno 23.0 Orlando 27.1 Tulsa 20.1indianapolis 24.8 Philadelphia 34.2 Washington, D.C. 32.8a. What is the mean commute time for these 48 cities?b. Compute the median commute time

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