Which of the following timescales best represents changes in life over time?  find attached.

Q: Year Record time (minutes) 2011 20 2012 26 2013 29 2014 28 2015 29 According to the table, when was…

A: We can see this in the table that from 2013 to 2014,the course time is decreasing by 1 second and…

Q: The graphs below give the diabetes mortality rate for countries with low per capita income and…

A: Given that,

Q: The amount of carbon dioxide in the atmosphere has been increasing over the past century as a result…

A: Let Carbon dioxide concentration at year 1880 be represented as C1880 and Carbon dioxide…

Q: Calculate the sample mean and the sample standard deviation to the nearest hundreths.

A: Given: X 0.5 1.75 2 2.25 2.25 2.5 2.75 3.25 3.75 3.75 4.25 4.25 4.25…

Q: an you tell how old a lobster is by its size? This question was investigated by the authors of a…

A: Form the given information, Researchers measured carapace (the exterior shell) length of 27…

Q: The scatterplot shows the relationship between Marvin's age and the time it took him to run a mile.…

A: To determine the correct option.

Q: The monthly rents for five apartments advertised in a newspaper were $650, $650, $760, $1550, and…

A: mean  Median

Q: In the rise of online shopping, malls are losing storefronts.  The local mall started with 86 stores…

A: Let y be the number of stores in the local mall at any given year x. Let the corresponding value of…

Q: Let T be the number of years since 1988. What does t = 12 mean in this situation?

A: It is given that T is the number of years since 1988.

Q: The table below shows total expenditures for colleges and universities in millions of dollars. All…

A:

Q: Classify the different scenarios under two column headings given below that best describes their…

A: Correlation is a statistic that measures the degree to which two variables move in relation to each…

Q: Classify the following as a linear relationship, exponential relationship, or neither. Explain your…

A: The regression is performed to fit a dataset into a function of the form: y=f(x). The linear…

Q: Mrs. Goodwin hosts an annual art contest for kids, and she keeps a record of the number of entries…

A: Given query is to find rate of change between 2011 and 2012.

Q: Kahuna's Credit Union conducted a survey as to how long customers claimed to wait in the checkout…

A: Given data: x 0.5 1.75 2 2.25 2.25 2.5 2.75 3.25 3.75 3.75 4.25 4.25…

Q: The table gives the yearly sales, S, of a retail store in years. a) Find the change in sales from…

A: In this question, we will find the average rate of change.

Q: sam and ava compared the weights of their puppies each month during the first half of 2015. The…

A: When we observed the graph, The Initial Weight of Ava's and Sam's Puppy is 8 pounds. The Weight of…

Q: Over the last two weeks, you have been working on a personal fitness goal of doing more pushups.…

A: According to the histogram given, the data for the number of push-ups and number of days can be…