How many of the students scored between 16 and 82

Assignment Help Mathematics
Reference no: EM13181443

On a nationwide test taken by high school students, the mean score was 49 and the standard deviation was 11.The scores were normally distributed. Approximately how many of the students scored between 16 and 82.

Reference no: EM13181443

Questions Cloud

Determine the number of days that at least 95% of batteries : Assuming the lifetime of the batteries is normally distributed; determine the number of days that at least 95% of the batteries will last beyond.
State what is the new volume when the container is heated : A flexible container contains 1.50 L of gas at 25 degrees Celcius. What is the new volume when the container is heated to 100 degrees Celcius?
Compute the guaranteed euro proceeds from the american sale : Compute the guaranteed euro proceeds from the American sale if Airbus decides to hedge using a forward contract and  At what future spot exchange do you think Airbus will be indifferent between the option and money market hedge?
Use the fact that h-inverse is a homeomorphism : suppose a function f is conjugate to a function g by the homeomorphism h. show that g is conjugate to f by the homeomorphism h-inverse. Use the fact that h-inverse is a homeomorphism whenever h is.
How many of the students scored between 16 and 82 : On a nationwide test taken by high school students, the mean score was 49 and the standard deviation was 11.The scores were normally distributed. Approximately how many of the students scored between 16 and 82.
State geometric progression are alternately positive : The sum of the third and the fourth terms is 48. If the terms of the geometric progression are alternately positive and negative, then the first term is?
How many feet long should the guy wire be : A radio transmission tower is 480 feet tall. A guy wire is to be attached 6 feet from the top and is to make an angle of 25o with the ground? How many feet long should the guy wire be? Round your answer to the nearest foot and do not write the uni..
What is the estimated floor price : What is the estimated floor price of the convertible at the end of Year 3 if the required rate of return on a similar straight-debt issue is 9.5%?
What is the maximax decision : Even though independent gasoline stations have been having a difficult time, Susan Solomon has been thinking about starting her own independent gas station. Susan's problem is to decide how large her station should be.

Reviews

Write a Review

Mathematics Questions & Answers

  What is the probability that at least one inspector

What is the probability that at least one inspector will find a defective widget?

  Replacement from an ordinary deck of playing cards

Suppose that you select 2 cards without replacement from an ordinary deck of playing cards. If the first card that you select is a king, what is the probability that the second card that you select is a heart?

  Show the applications of exponential function

Applications of exponential function: Principal, rate, time - evaluate an exact solution and the check your solution using the estimate of the "law of 72".

  Determining annual percentage yield

What is the future value if $4900 is invested for 3 years at an annual rate of 12% compounded monthly? What is the annual percentage yield (or effective annual rate) for a nominal rate of 7.3% compounded quarterly?

  Find the derivative of the function

Find the derivative of the function by using quotient rule.

  How many feet long should the guy wire be

A radio transmission tower is 322 feet tall. A guy wire is to be attached 6 feet from the top and is to make an angle of 23o with the ground? How many feet long should the guy wire be? Round your answer to the nearest foot and do not write the uni..

  What is james man daily profit or loss

james buys a share at $53.41 on Monday, which gaines $1.35 on tuesday, loese $2.10 on Wednesday, and gains $4.65 on Thursday. What is James man daily profit or loss?

  Revenue function and graphing

A small gift shop is trying to determine the number of gift items it can sell to maintain a monthly revenue greater than $10,000. The revenue function for this business is R = -0.10N2 +70N, where R=monthly revenue and N=number of gift items sold p..

  Question regarding dihedral groups

Use the gemerators and relations for D(sub2n)= to show that if x is any element of D2n, that is not a power of r, then rx=xr^-1.

  Select the appropriate model

What hypothesis testing model (my "models" handout) would be used under each of the following conditions.  Use the "model number" from my handout if you wish.  By line the information given in each cell is: Level of measurement, number of groups, sam..

  Banking circular motion with friction

On a level track the car can just go round a bend (radius=80m) at 20ms^-1. At what angle must the tracked be banked so a speed of 30ms^-1 is reached (coefficient of friction being the same)?

  Find the equation of ellipse from the given data

Find the equation of ellipse from the given data - Find the equation of the indicated curve, subject to the given conditions

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd