(Answered) The scores on the sat college entrance exam are normally

Economics

The scores on the SAT college entrance exam are normally distributed with a mean Math score of 480 and a standard deviation of 100. If you select 50 students, what is the probability that their mean Math score is more than 520.

You MUST show what went into the calculator along with your final answer rounded correctly to 3 significant decimal places.

View complete question

Business Economics, Economics

Category:- Business Economics
Reference No.:- M92804468
Price:- $10

Verified Expert

Priced at $20 Now at $10, Verified Solution

Have any Question?Write your Review or question?

Related Questions in Business Economics

Connecticut should pass its senate bill 60 which states

Connecticut should pass its Senate Bill 60, which states that during a 'severe weather event emergency, no person within the chain of distribution of consumer goods and services shall sell or offer to sell consumer goods ...

Manny moe and jack have the following demand curves for

Manny, Moe and Jack have the following demand curves for pears: QManny = 100 - 2P = 70 - 2P + 10 Ppear + .25 YManny where P Pear = 2 and YManny = 40. QMoe = 300 - 4P = 80 - 4P + 35 Ppear + .75 YMoe where P Pear = 2 and Y ...

Suppose after collecting data on an existing firms actual

Suppose, after collecting data on an existing firm's actual short-run ouput, the following production function is found to match the data: TP = Q = 5*L + 0.6*L2 - 0.01*L3 1. Using the equation above, find the following ...

Inc 409661 2796 pop INC = 40966.1 + 2.796 POP' sample size = 400

INC = 40966.1 + 2.796 POP' sample size = 400 (se) (545.8) (.2796); R 2 = .2468 1. Where INC is the income in millions of dollars and POP the population in millions of people. Provide an ...

A fair coin is flipped 3 times the toss results are

A fair coin is flipped 3 times. The toss results are recorded on separate slips of paper (writing "H" if Heads and "T" if Tails), and the 3 slips of paper are thrown into a hat. a) Find the probability that all 3 tosses ...

A production system has two spares of a critical component

A production system has two spares of a critical component that have average uptime 1/lamba = 1 month. Find the probability that the 3 components (the operating one and the two spares) will last more than 6 months. Assum ...

You spoke with seven people you know and found that they

You spoke with seven people you know and found that they went out 2, 0, 1, 5, 0, 2, and 3 times last week. You then would choose to calculate a 95% (or another level) confidence interval for the population mean.

Find each of the following probabilities for a normal

Find each of the following probabilities for a normal distribution. (Use/round to 4 decimal places.) p ( z > 0.80) p + p ( z Please work out the steps so I can understand the formula

A study sample was done regarding the association between

A study sample was done regarding the association between family history and the risk of developing AD. Exposure were family history of AD and no family history of AD. Outcomes were development of AD or no development of ...

The researchers stated that there were no significant

The researchers stated that there were no significant differences in the baseline characteristics of the intervention and control groups. Are these groups heterogeneous or homogeneous at the beginning of the study? Why i ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Business Economics Expert