Suppose that a customer is purchasing a car. He conducts an experiment in which he puts 10 gallons of gas inthe car and drives it until it runs out of gas. He conducts this experiment 15 times on each car and records thenumber of miles driven.Describe each dala set, that is determine the shape, center, and spread.Sample mean for Car 1x= mi ! 10 gal(Type an integer or decimai rounded to one decimal place as needed.)Full data set OCar 1244212229218232Sampe mean tur Car 2x= mi 10 gal(Type an integer or decimal rounded to one decimal place as needed.)281297242280257%3D253243278246277Car 2242Median for Car 1M-mi 10 galType an intoger or decimal rounnded to one decimal piace as needed.)232229243251295161271234314168274312273257Median for Car 2M=m 10 yal(lype an integer ur decimal rounded to one decimal place as needed)hange fo- Car 1R= mi / 10 gal(lype an integer ur decimai rounded to one decimal place as needed)Range for Car 2R-mi / 10 gal-1---- -NextStatcrunchO8:04 Suppose that a customer is purchasing a car. He conducts an experiment in which he puts 10 gallons of gas inthe car and drives it until it runs out of gas. He conducts this experiment 15 times on each car and records thenumber of miles driven.Range for Car 1R= mi / 10 gal(Type an irnteger or decimal rounded to one decimal place as needed.)Range for Car 2R-mi / 10 gal(Type an integer or decimal rounded to one decimal place as needed)Full data setCar 124421222921823228129724228025727Sample standard deviation for Car 1253243278246S- mi / 10 gal(Typo an integor or decimal rounded to one decimal place as needed.)Car 2251243161273232229242271Sample standard deviation for Car 21682342956 mi 10 gal(Type an integer or decimal rounded to one decimal place as needed.)312287274314Waich car wouid the customer buy and why?O A. Car 1, because it has a lower sample standard deviation, hence more predictable gas mileage.O B. Car 2, berause it has a larger range of gas mileage.O C. Car 1, because it has a 'ower mean gas mileage.O D. There is very litle difference between the two cars.NeStatcrunch中

Car 1: sample size (n1) = 15 sample mean (x̄1) for car 1 = Σx1 /n1 = 3789/15 = 252.6 sample…

Answered: Suppose that a customer is purchasing a…

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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To determine if their 14 oz filling machine is properly adjusted, Harvey Soft Drinks has decided to use an X-Chart which uses the range to estimate the variability in the sample. J. Answer How to enter your answ Table Step 1 of 7: What is the Center Line of the control chart? Round your answer to three decimal places. Control Chart Period 1 2 3 4 5 6 7 8 9 10 11 Select the Copy Table button to copy all values. To select an entire row or column, either click on the row or column header or use the Shift and arrow keys. To find the average of the selected cells, select the Average Values button. Copy Table Average Values The average of the selected cell(s) is 14.000. Copy Value Sample Mean Sample Range 14.0060 0.04 0.04 0.04 0.10 0.08 0.09 0.07 0.05 0.05 0.06 0.07 obs1 obs2 obs3 obs4 obs5 14.00 13.99 14.03 14.01 14.00 14.02 14.05 14.05 14.01 14.04 14.0340 14.02 14.01 14.05 14.04 14.02 14.0280 14.04 13.97 14.05 13.95 14.00 14.0020 13.96 14.01 14.00 14.04 14.02 14.0060 13.96 14.00 14.00…
aChen -. M Gmail YouTube Maps oscar - Google D... Translate New Tab ece Gler 2/6 100% SID: 2. A researcher is studying the relationship between various properties of wine and their taste characteristics. The histogram below shows the amount of residual sugar (sugar left after fermentation) in a collection of wines. However, one of the bars, between 3 and 5 grams per liter, is missing. 50 (47.9) (38.7) 30 10 (0.1) (0.92) (0.1) 2 10 15 Residual sugar (grams/liter) Calculate the height of the missing bar and draw it in. (Show your work below, and indicate the numerical value in parentheses above the bar.) % per gramlter
The measurements of suspended solid material concentration in water samples is illustrated in the figure below. Determine approximately the IQR value of the data.
researchers wanted to determine if carpeted rooms contained more baterica than uncapted rooms. to determine the amount of bacterica in a room reseachers pumpled the air from the room over a petri dish at the rate of 1 cubic foot per minute for eight carpeted rooms and eight uncaprted rooms. colonies of baterica were alled to form in 16 petri dishes. the results shown below are the baterica counta per cubic foot mean standard deviation sample size capeted room 11.2 2.6774 8 uncapted room 9.7875 3.21 8 you want ti test using sigificance level of 0.01 whether the mean bactiria count is high for carpeted rooms than for uncapteed rooms. test whether the mean bacteria count is high for carpeted rooms thatn uncarpeted rooms. show all steps using the p value method. what is Ho and H1? what is the test statsic and p value? what conclusion can be made?
Describe about MEAN SQUARE (M S ) AND THE F RATIO.
A researcher collected how many grams of fat people on a specific diet consumed at breakfast and at lunch. The data for a sample of 8 people is shown in the table below. xx 11.3 8.2 7.2 3.6 2.3 2.5 2.7 0.4 yy 13.7 10.7 10.2 7.2 6.3 6.5 6.1 4.1 xx = grams of fat in breakfastyy = grams of fat in lunchThis data can be modeled by the equation ˆy=0.84x+4.07.y^=0.84x+4.07.Given this, how many grams of fat in lunch would be expected for a person who consumed 1.2 grams of fat at breakfast? Round to 1 decimal place.Answer =
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Periodically, the county Water Department tests the drinking water of homeowners for contaminants such as lead and copper. The lead and copper levels in water specimens collected in 1998 for a sample of 10 residents of a subdevelopement of the county are shown below. lead (μμg/L) copper (mg/L) 4.4 0.643 2.4 0.57 1.5 0.46 2.6 0.895 5.9 0.2 3.4 0.54 3.8 0.245 1.6 0.583 5.7 0.769 1.7 0.215 (a) Construct a 9999% confidence interval for the mean lead level in water specimans of the subdevelopment. ≤μ≤
Exam Score Oata 76 69 64 75 70 80 90 86 77 79 82 62 76 96 64 95 65 68 74 2d whet is the in ter ranfe fiaR) for the quactile Calalus
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The amount of money earned in a day by Ms. Anne’s craft shop was recorded and displayed in the stem-and-leaf diagram shown below in Exhibit 1. Exhibit 1 Stem-and-leaf of Data: Amount of Money earned in a day in dollars Leaf Unit = 10 N = * 2 2595 323413 3 55779999 (**) 4 0001233 14 4 5569 *** 5 033445 5 7788 161 What is the median of the distribution? Use the stem-and-leaf diagram above to draw a box-and-whisker diagram. Comment on the skewness of the distribution.

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