Mathematics, 13.01.2021 14:00 Masonb1849
Twelve books cost $59.88 and 21 books cost $104.79. Is there is a constant of proportionality between these purchases? Select the correct answer. A. Yes, each book costs $2.85. B. Yes, each book costs $4.99. C. No, some books cost $2.85 and others $8.73. D. No, there is no constant of proportionality.
Answers: 1
Mathematics, 21.06.2019 13:00
He expression 2(l + w) is used to calculate the perimeter of a rectangle, where l is length and w is width. if the length is fraction 2 over 3 unit and the width is fraction 1 over 3 unit, what is the perimeter of the rectangle in units? fraction 2 over 3 unit 1 unit 1fraction 2 over 3 units 2 units
Answers: 3
Mathematics, 21.06.2019 14:30
Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.
Answers: 3
Mathematics, 21.06.2019 14:50
Which best describes the strength of the correlation, and what is true about the causation between the variables? it is a weak negative correlation, and it is not likely causal. it is a weak negative correlation, and it is likely causal. it is a strong negative correlation, and it is not likely causal. it is a strong negative correlation, and it is likely causal.
Answers: 1
Mathematics, 21.06.2019 16:30
Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls
Answers: 1
Twelve books cost $59.88 and 21 books cost $104.79. Is there is a constant of proportionality betwee...
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