Find an Online Tutor Now

11 Answered Questions for the topic Quantitative Methods

Quantitative Methods Statistics Econometrics

08/09/19

Difficulty Formulating Hypothesis - Conflict Between Theoretical Model and Assignment Requirements

Hello! I am currently working on a project for my general linear models class. The requirements of this section are as follows: "The problem should be stated in terms of causality where you are... more

08/02/19

percentage of population and probability of coin toss

hello there,I would to help me how to solve these two problems. 1- Assume the world human population heights follow a perfect normal distribution with standard deviation of 20 and mean of 150, what... more
Quantitative Methods

07/13/17

120 female students with mean score of 96.8 and 100 males with mean score of 102.5, maximum score 120,5% significance level

The same IQ test was given to a group of 120 female students and to a group of 100 male students of a college. The maximum score was 120. The female students obtained a mean score of 96.8 and the... more
Quantitative Methods

09/19/16

A number totals 4 times C and L

A. L=4C+X B. X=4(C+L) C. X=4C+L D. X=4L+C
Quantitative Methods Quantative Reasoning Math

07/04/16

if your car gets 24mpg and you drive 380 miles how many pound of CO2 would be produced by your trip(assume 19.8lbs CO2 per gallon)

Must show work and setup for full credit
Quantitative Methods

03/23/16

Sample mean greater than 8.25

Suppose it is known that the mean utility rate for the entire population is actually 7.59 cents, but that the variance is unknown. What is the probability of obtaining a sample mean greater than... more
Quantitative Methods Probability & Statistics

12/28/15

Please translate the following into standard normal probability distribution

(transform x to z) with Mean μ = 30 and standard deviation σ = 4. Find P(x < 40) ; P(x > 21) ; P(30 < x < 35)
Quantitative Methods

12/28/15

Indicate the null (H0) and alternative hypothesis (Ha)

Indicate the null (H0) and alternative hypothesis (Ha) you would develop for the following problems (I do not have to solve the problem) a) 5% of trucks of a certain model have needed new engines... more
Quantitative Methods

12/28/15

A standard normal probability distributions

Using a standard normal probability distributions characteristics please calculate the area (present a drawing as well) (a) between z = 0 and z = 0.78 (b) between z = -0.56 and z = 0 (c) between z... more

09/02/14

Finding the percentage from the normally distributed mean and standard deviation? Help please :)

So, this is the question I'm have difficultly working out, I've come close to the answer but my calculations are clearly going wrong, anyway, here's the question and the help would be much... more

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.