Use RStudio to solve. The Indy 500 is one of America’s most watched motorsport events. Recently,...

Use RStudio to solve. The Indy 500 is one of America’s most watched motorsport events. Recently, my friend and I were talking about the average speed (mph) of the fastest lap over the last 20 years. We think the average fast lap speed in the last 20 years was around 220 mph. Below are the fast lap times from 1996-2016. Is the real average significantly faster or slower that what we guessed? Please be specific with your answer.

236.1, 215.6, 214.7, 218.8, 218.4, 219.8, 226.5, 229.1, 218.4, 228.1, 221.2, 223.4, 224.0, 222.2, 225.0, 220.1, 226.9, 225.1, 226.7, 225.3

Expert Solution

So, there is sufficient evidence to support the claim that the real average significantly faster than what we guessed.

orchestra answered 2 years ago

Since its inception in 1967, the Super Bowl has been one of the most watched events...

Since its inception in 1967, the Super Bowl has been one of the most watched events on u.S. television every year. The number of u.S. households that tuned in for each Super Bowl, reported by nielsen.com, is provided in the data set SuperBowlratings. a. Construct a time series plot for the data. What type of pattern exists in the data? discuss some of the patterns that may have resulted in the pattern exhibited in the time series plot of the...

In Chicago, one of America’s most violent cities, drug arrests have plummeted 42% in the weeks...

In Chicago, one of America’s most violent cities, drug arrests have plummeted 42% in the weeks since the city shut down, compared with the same period last year. Part of that decrease, some criminal lawyers say, is that drug dealers have no choice but to wait out the economic slump. “The feedback I’m getting is that they aren’t able to move, to sell anything anywhere,” said Joseph Lopez, a criminal lawyer in Chicago who represents reputed drug dealers. Overall, Chicago’s...

Which sequence of events most accurately describes the reactive hyperemia response Select one: a. Flow occlusion,...

Which sequence of events most accurately describes the reactive hyperemia response Select one: a. Flow occlusion, increased accumulation of metabolites, arteriolar dilation b. Decreased mean arterial pressure, increased accumulation of metabolites, arteriolar dilation c. Increased mean arterial pressure, decreased accumulation of metabolites, arteriolar constriction d. Increased mean arterial pressure, increased accumulation of metabolites, arteriolar dilation e. Increased mean arterial pressure, increased accumulation of metabolites, arteriolar dilation

Which of the following considerations is the most important one in the use of a vulnerability...

Which of the following considerations is the most important one in the use of a vulnerability scanning tool. a. Multiple functionalities cannot replace the importance of a scanner being kept current to the latest vulnerabilities. b. A vulnerability scanner is as good as the last time it was updated. c. The graphical user interface addresses ease of use rather than the effectiveness of the scanner. d. A vulnerability scanner does not need to have the ability to delete viruses.

They use the team "It's in the cloud!" has to be one of the most overused...

They use the team "It's in the cloud!" has to be one of the most overused IT phrases in the last few years. But what does it actually mean? Please define what exactly the cloud is and what can be done "in the cloud". Also research and define the following two related topics: -Software as a Service (SAAS) -Application Service Provider (ASP)the main post must be at least 200 words.

You have recently been elected president of the United States. One of your most popular positions...

You have recently been elected president of the United States. One of your most popular positions is that you want to reduce the costs of doing business in the United States. When asked how you intend to accomplish this, you reply, ‘‘By seeking to repeal all laws that create unnecessary costs. Repealing such laws will be good not only for business but also for the consumer since product costs, and therefore selling prices, will be reduced.’’ Congress heard the message...

There are many statistical approaches that researchers use to evaluate a hypothesis. One of the most...

There are many statistical approaches that researchers use to evaluate a hypothesis. One of the most popular ones is the p-value approach. In this approach, the null hypothesis is rejected in favor of the alternative, which is sometimes called the research hypothesis, when the p-value is less than α (which is the significance level -tolerance level if you wish) . The p-value is the the probability of observing a sample as extreme (or even more extreme) as the one found...

Coconut palm is a multiple use tree, and is consider as one of the ten most...

Coconut palm is a multiple use tree, and is consider as one of the ten most useful trees in the world. The heights of a sample of 15 full-grown coconut trees are given below in meters: 20.5, 30.1, 26.7, 22.7, 27.9, 30, 32.4, 20.7, 28.4, 25.9, 28.5, 23.8, 28, 29.4, 26.9 If the heights of all coconut trees are normally distributed, test that the mean height is greater than 25 meters. 1- What is the null hypothesis? 2- What is...

The development and use of new drugs is one of the most important processes in modern...

The development and use of new drugs is one of the most important processes in modern healthcare. Complete the sentences below and place them in the correct chronological order. a. when a promising drug molecule is identified it will be _______. Before being released onto the US market it must undergo extensive ___________ in clinical trials before finally receiving __________. b. Many different related structures are made and tested to determine the _________ between molecule and its target effect. One...

describe two events that illuminate what David’s relationship with God was like. Use one event from...

describe two events that illuminate what David’s relationship with God was like. Use one event from 1 Samuel and one from 2 Samuel. Consider his whole life, not just the early years, and how his faith was reflected in family as well as national events.

Question