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11/04/24

stats module 6 homework question 16 urgent help please

A survey of randomly selected university students found that 95 of the 109 first-year students and 100 of the 137 second-year students surveyed had purchased used textbooks in the past year.(a)... more

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Statistics

11/04/24

stats module 6 homework question 15 please help

A computer manufacturing company produces 2 products: desktop computers and laptops. The quality controller wants to see if the proportion of defective desktop computers is higher than the... more

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Math Statistics

11/04/24

stats module 6 homework question 17

An SRS of 150 flights of a large airline (call this airline 1) showed that 129 were on time. An SRS of 150 flights of another large airline (call this airline 2) showed that 139 were on time.... more

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Statistics

11/04/24

Stats module 6 homework question

A poll reported that 31% of 130 Canadians between the ages of 25 and 29 had started saving money for retirement. Of the 140 Canadians surveyed between the ages of 21 and 24, 25% had started saving... more

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Math

11/04/24

Question about math

A comet is travelling through the solar system. It passes by the Earth before curving around the Sun and heading back out into deep space. The distance of the comet from Earth, y, is tracked by... more

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Organic Chemistry

11/04/24

Substitution week 2 prelab

Treatment of 1—butanol with phosphoric acid (H3PO4) mixed with sodium chloride should result in the formation of 1-chlorobutane. Write a mechanism for this reaction. With an eye on the process... more

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Math

11/04/24

If x and y vary directly and y is 84 when x is 12, find y when x is 8.

whats y

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Python

11/04/24

given \sum_(n=0)^(\infty ) ((2n)!)/((5000)^(n)) write a python code to the following questions:

a) print the first 16 terms of the series (from a0 to a15). Based on your output, do you expect the series to converge or diverge?b) Apply the ration test to the series, i.e., compute |an+1/an| and... more

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Math

11/04/24

How do I solve this word problem ?

Fred, George, and Juan went to eat Mexican food. They all ordered from a combination plate. Fred ordered 3 tacos, 1 enchilada, and 2 tamales; his bill was $14.50 before tax. George ordered 2 tacos,... more

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Nursing

11/04/24

How do you manage questions from a patient’s family and friends?

This is one of the common nursing question I have encountered in my tutoring service and I have adequately formulated ways that a nursing student can appropriately respond to it...

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Physics

11/03/24

Physics1 question

A uniform disk radius 0.521 m and an unknown mass is constrained to rotate about a perpendicular axis through its center. A ring with the same mass as the disk's rim. A tangential force of 0.225N... more

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Elementary Math

11/03/24

4th grade math question

a restaurant sells 51 hotdogs. it sells 3 times as many burgers as hotdogs. it sells 5 more milkshakes than burgers. how many milkshakes does the restaurant sell?

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Math Calculus Precalculus

11/03/24

Determine whether each of the following integrals is proper, improper and convergent, or improper and divergent.

Determine whether each of the following integrals is proper, improper and convergent, or improper and divergent. (I keep getting one wrong, not sure which). ∫[from 2 to ∞] (1 / √(x^3 + 8)) dx (I... more

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Algebra 2

11/03/24

Corresponding Region

Keiko does a weekly exercise program consisting of cardiovascular work and weight training. Each week, she exercises for at least 8 hours. She spends at most 6 hours doing cardiovascular work. She... more

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Trigonometry

11/03/24

Inverse trigonometric equation. Evaluate without calculator

Sin(2tan^inverse 12÷15)

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Psat

11/03/24

Why was charged more than my lesson?

I was charged on my credit card $817.50 for 3 lessons. When each lesson was $218. $654.Why was there more charged on my card? Where is the $163.50?Please charge back my credit card with the over... more

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Chemistry Organic Chemistry

11/03/24

Confirming the structure of (2R)-2,3-Dihydroxypropanal

Is it correct to say that the (2R) in (2R)-2,3-dihydroxypropanal signifies that, in the drawn structure, the Hydrogen (H) and and Hydroxide (OH) are connected to the chiral carbon by solid wedges?

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Chemistry Organic Chemistry

11/03/24

Predict the product(s) of the reaction shown.

I is not the correct answer.Options: IV I III and IV III I and II

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Chemistry Organic Chemistry

11/03/24

What is/are the predicted product(s) for the SN1 reaction shown?

Answer II is not correct.

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Chemistry Organic Chemistry

11/03/24

Draw the major product of the reaction shown.

IV is not the correct answer.

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Chemistry Organic Chemistry

11/02/24

What is the predicted product of the reaction shown?

The answer is not I

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Chemistry Organic Chemistry

11/02/24

What would be the best base for performing the elimination reaction shown?

KOC(CH3)3 is not the correct answer. Is it the least bulkiest base KOCH3 that would be best?

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English Esl/esol Public Speaking

11/02/24

Which English sound is hardest to pronounce?

Do you struggle more with "F" and "Th" or with sounds like "B" and "P"?It might have to do with your native language; not every sound exists in every language!If you need help pronouncing things... more

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Trigonometry

11/02/24

Identify the correct trigonometry formula to use to solve for x.

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Geometry Trigonometry

11/02/24

Solve for x. Round to the nearest hundredth if necessary.

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