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JA

Josie A.

Chemistry 101

23 minutes ago

Where can nitrogen oxide be found

mf

Mayran F.

Precalculus

31 minutes ago

pre cal practice problems section 1.1

MC

Melissa C.

Intro Stats / AP Statistics

31 minutes ago

In a recent study of 35 ninth-grade students the mean number of hours er week that they played video games was 16.6. The standard deviation of the population was 2.8. Find the best point estimate of the population mean. b.Find the 95% confidence interval of the mean of the time playing video games c.Find the 99% confidence interval of the mean time playing video games d. which is larger and why?

MD

Magar D.

Biology

33 minutes ago

how to learn

mf

Mayran F.

Precalculus

33 minutes ago

Provide at least one sentence explaining how you interpreted function notation of the form ‚Äúf(a)=___‚ÄĚ as well as at least one sentence explaining how you interpreted function notation for statements such as ‚Äúfind x such that f(x)=a‚ÄĚ from a graph

mf

Mayran F.

Precalculus

39 minutes ago

function notatin form on a graph

MB

Marco B.

Intro Stats / AP Statistics

an hour ago

After a mayor announced his plans to cut budget costs in late 2011, the Forum Research polled 1,021 people to measure the mayor's popularity. Everyone polled expressed either approval or disapproval. These are the results their poll produced.

MB

Martin B.

Physics 101 Mechanics

an hour ago

In University Physics 14th Edition, Chapter 17 Problem101 the answer is given as 11.69, whereas for the same problem in the 11th Edition, Chapter 17 Problem 111 the answer is given as 2.9. During the explanation the formula R = L/kA is used but in the text book R = L/k. Why was the A inserted? Could the correct answer please be confirmed?

MJ

Marizol J.

Chemistry 101

an hour ago

In an experiment , 0.700 g Cr(s) reacts completely with 0.646 g O2(g) to form a single solid compound. Write a balanced chemical equation for the reaction.

MJ

Marizol J.

Chemistry 101

an hour ago

Write balanced equations to represent the complete combustion of each of the following in excess oxygen. ethyl alcohol, CH3CH2OH; Express your answer as a chemical equation.

MB

Marilyn B.

Macroeconomics

an hour ago

John Lott, an economist, argues that handguns should not only be permitted, but encouraged, and that hidden handguns make society better off, not worse. Using economics, develop a case for Lott’s argument

tt

Tsering T.

Calculus 1 / AB

2 hours ago

Hi

AS

Andrew S.

Intro Stats / AP Statistics

2 hours ago

You are planning a study that you determine from a power table as having quite low power. Name six things that you might do to increase power. A. Use a? two-tailed test. B. Use a larger sample size. C. Decrease the intensity of the experimental procedure. D. Increase the intensity of the experimental procedure. E. Use a? one-tailed test. F. Use a more sensitive? hypothesis-testing procedure. G. Use a less sensitive? hypothesis-testing procedure. H. Use a more lenient level of significance? (such as? 0.10). I. Use a less diverse population. J. Use a more extreme level of significance? (such as? 0.01). K. Use a more diverse population. L. Use a smaller sample size.

AS

Andrew S.

Intro Stats / AP Statistics

3 hours ago

In a planned? study, there is a known population with a normal? distribution, Population M = 0?, and Population SD = 10. What is the predicted effect size if the researchers predict that those given an experimental treatment have a mean of? (a) ?-9, ?(b) -10?, ?(c) -1 ?, ?(d) 0?, and? (e) ?5? For each? part, also indicate whether the effect is approximately? small, medium, or large.

mf

Mayran F.

Precalculus

3 hours ago

interpret the following statements expressed using function notation using the given function

mf

Mayran F.

Precalculus

3 hours ago

interpret the following statements expressed using function notation

mf

Mayran F.

Precalculus

3 hours ago

use the graph below to interpet the following statements using function notation

KA

Katie A.

Intro Stats / AP Statistics

3 hours ago

Flights According to the Bureau of Transportation,80.3% of American Airlines flights arrive on time.What is the probability of randomly selecting an American Airlines flight that does not arrive on time?

KA

Katie A.

Intro Stats / AP Statistics

3 hours ago

In exercise 5-8 find the indicated complements. Flights According to the Bureau of Transportation,80.3% of American Airlines flights arrive on time.What is the probability of randomly selecting an American Airlines flight that does not arrive on time?

KA

Katie A.

Intro Stats / AP Statistics

3 hours ago

Rule of Complement When randomly selecting an adult, let B represent the event of randomly selecting someone with type B blood.Write a sentence describing what the rule of complements is telling us: P(B or B)=1.

CC

Crimson C.

Calculus 1 / AB

4 hours ago

Use algebra to simplify the expression and find the limit. Enter the exact answer. lim t->0 ((4/(t+4))-1)/t

SP

Semisi P.

Microeconomics

4 hours ago

How might business analytics help the supermarket manager?

JO

Jodi O.

Intro Stats / AP Statistics

4 hours ago

A sociologist found that in a sample of 45 retired men, the average number of jobs they had during their lifetimes was 6.9. The population standard deviation is 2.1.

AR

Aimee R.

Algebra

4 hours ago

1/x+5-2/x=2

SO

Sarah O.

Calculus 1 / AB

5 hours ago

Urgent Calculus Help

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