Imagine my business owns two cars and I have to fill the tanks of both cars every week.  One car, the smaller one, takes on average $33 to fill the tank with gas with a standard deviation of $2.  The other car, the larger one, takes on average $52 to fill the tank with gas with a standard deviation of $3. 1.  What is the average amount my business spends on gas each week for these two cars?  Put your answer in blank #1. 2.  What is the standard deviation on the amount my business spends on gas for these two cars each week?  Show your work on paper and put your answer in blank #2.

Q: The average exam score of a physics class is 75 points with a standard deviation of 3 points. Peter…

A: Given information Mean µ= 75 Standard deviation σ = 3 Peter’s score x = 72

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A: A set of data has a histogram that is extremely skewed, we have to estimate the distribution of the…

Q: Raul received a score of 73 on a history test for which the class mean was 70 with a standard…

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Q: Micheal invested $2000 in a certain stock. At the end of the year the stock could be worth $1600,…

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Q: A researcher measures the amount of food consumed by each dog in her lab. She finds that the mean…

A: It is given that mean amount of food is 12 oz and number of dogs is 16. The sum of squared…

Q: Two students, Emily and Jeremy, go to different schools and want to find out who has a higher GPA…

A: Given data,

Q: Greg is in his first semester at a university and is taking a calculus course with a large…

A:

Q: A successful basketball player has a height of 6 feet 8 ​inches, or 203 cm. Based on statistics from…

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Q: Both data sets have a mean of 195. One has a standard deviation of 16, and the other has a standard…

A: Given the box plot of data sets A and B, we use the key: 15|8=158. And also given that both data…

Q: Solve this for me

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Q: Fund A sells at $33 a share and has a 3-year average annual return of $3 per share. The risk measure…

A: Given-    Fund A Fund B Availability Price per share $33 $46 $7000 Average annual return $3…

Q: During one of the Kahana Resort’s “Trivia Nights,” 480 guests took the test on “Island Trivia.”  The…

A: Introduction: Define X as the random variable of interest here, which denotes the score obtained by…

Q: Both data sets have a mean of 175. One has a standard deviation of 16, and the other has a standard…

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Q: Dougal is filling out college applications that require either a SAT math score or ACT math score.…

A: Given Information: Dougal has an SAT math score of 610 and an ACT math score of 27. Mean SAT math…

Q: Nationally, patients who go to the emergency room wait an average of 7 hours to be admitted into the…

A: From the provided information, Sample size (n) = 10 Sample mean (x̅) = 6.9 Sample standard deviation…

Q: The summary data from study demonstrates a stronger relationship between how many minutes per day a…

A: Given : A standard deviation is a measure of how dispersed the data is in relation to the mean. Low…

Q: There are two major tests of readiness for college, the ACT and the SAT. ACT scores are reported on…

A: From the provided information, For ACT score: Mean (µ) = 21.5 Standard deviation (σ) = 5.4 For SAT…

Q: Laura learned that the average GPA in her school is 3.6 with a standard deviation of 0.3. If her GPA…

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Q: Decide if the following statement is true or false. Explain why. It is possible to have a standard…

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Q: 3. An instructor is administering a final examination. She tells her class that she will give an A…

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Q: The average and standard deviation for ACT scores are 20 and 3 respectively. average and standard…

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Q: You have collected a simple random sample of 39 students. On average (the average here is measured…

A: In this case, the minimum amount spent on books is $398 and maximum amount is $804.

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A:

Q: Three potential employees took an aptitude test. Each person took a different version of the test.…

A: The raw score of Cade is 95.5. For Cade's version of the test, the mean, μ=64.7, and the standard…

Q: e are two major tests of readiness for college, the ACT and the SAT. ACT scores are reported on a…

A: For ACT scores:Mean of the distribution, Standard deviation of the distribution, The distribution of…

Q: Three potential employees took an aptitude test. Each person took a different version of the test.…

A: From the provided information, Pierce got a score of 71.5 with mean (µ) = 62.5 and standard…

Q: Please answer B and C:

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Q: SAT scores have a mean of 1026 and a standard deviation of 209. ACT scores have a mean of 20.8 and a…

A:

Q: Your statistics teacher splurges on five comic books, spending $1230, $70, $540, $610, and $1600 on…

A: Given 1230 70 540 610 1600

Q: Solve this for me

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Q: Lucille, Rocio, and Cristina are all taking College Mathematics but from different professors. They…

A: Lucille's class had an average grade of 85 and the standard deviation was 3. Lucille earned 89.5 on…

Q: Cherise is interested in how her friends compare to the population for number of hours of television…

A: The test statistic is,

Q: Which of the following would be the most reasonable estimate for the weight of house cats?  (The…

A: # To estimate the weight of house cat in U.S A

Q: Mr. Stant collected information on how much customers spend at Walmart and Target. He created the…

A: The histogram for Walmart is symmetrical and bimodal but the high frequencies are observed at…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.