At the base of the sequence you find a rock (sample 9). It feels like coarse sandpaper against your fingers. Inspect sample 9 further:

Which type of volcano produced this rock? Tip: Think about what type of volcanoes produce this material and consider its location on the map (ie. if it is a pillow basalt in the middle of the ocean it is probably a mid ocean ridge volcano)

What is the key difference between using a window function and a GROUP BY clause in SQL?

According to the video, which of the following is the primary purpose of CTEs?

You work as a data analyst in a company that has a nationwide sales network. As you analyze monthly sales data, what would the following window function calculate?

What is the primary purpose of a LAG function?

In the space provided, rewrite the following sentence and insert any needed punctuation (e.g., commas, a semicolon, a colon, or a combination) to correct this sentence. Write C if the sentence is correct.Companies must have one goal when using nostalgia in advertising campaigns they must evoke a brand’s heritage in a contemporary way.

In the space provided, rewrite the following sentence and insert any needed punctuation (e.g., commas, a semicolon, a colon, or a combination) to correct this sentence. Write C if the sentence is correct.All morning sessions begin at 930 a.m. all afternoon sessions begin at 145 p.m.

Rewrite the following sentence to correct any numbers or words that are expressed inappropriately.In Fall 2,017, for the first time in over 1000 years, Oxford University admitted more women than men.

In the space provided, rewrite the following sentence and insert commas in the appropriate places.When trained all employees in this company should be able to offer logical effective advice to customers.