Before beginning a new and costly advertising campaign, Starbucks would like to know how best to target their demographic. One of the connections they are interested in investigating is the relationship between gender and coffee consumption in college students. A random sample of 1200 U.S. college students is summarized below: Female Male Consumes more than 2 cups of 560 295 coffee per day Consumes 1-2 cups of coffee per 163 72 day Does not consume 37 73 coffee a. Is there a statistically significant association at a = 0.01 ?

Q: Please show each step mathematically for i, ii

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Q: Refer to image

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Q: Find the derir

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Q: Differentiate. y = 7+ x

A: Given Expression : y=x7+x y=x7+x-1 Differentiate by using Product Rule…

Q: Help with #2 pls

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Q: show all working out with annations

A: this mapping construct similar and mark some space for understanding

Q: (5,19),(8,18),(10,14),(12,7) find the value of r and round to four decimals

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Q: 9. 2 14 6 -67.

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: 9. Evaluate the line integral / (2x – 3y) ds; where C is the line segment from (-1,0) to (0, 1)…

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Q: Sub parts 9 and 10

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Q: Let à = (-4, 2, -1) and b = (5, 0, -1). Find a . b.

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A: Let take t^2 = z  Then.differentiate it ansd solve it as. Below

Matrices

‘Matrices’ is the plural form of the word matrix, and it is basically a spreadsheet in the form of a box. In mathematics, various functions can be carried out with matrices. Generally, a matrix comes in the shape of a square or rectangle. The elements are distributed horizontally in the form of rows, and vertically in the form of columns.