Is this result unusual

Assignment Help Mathematics
Reference no: EM13191678

A nationwide study indicated that 80% of college students with cell phones send and receive text messages with their phones. A simple random sample of n = 200 college students with cell phones is obtained. What is the probability that 154 or fewer college students in the sample send and receive text messages with their cell phones? Is this result unusual?

Reference no: EM13191678

Questions Cloud

How many triangles do you need : The Greeks would show that the square of side square root (11) and the rectangle of length 11 and width 1 have the same area by dividing one of them into a fi nite number of triangles and reassembling the triangles to get the other. Can you do so?..
What is the unknown measure : the volume is 420.the length is 14 the height is 6. what is the unknown measure?
What will be the area and perimeter of the new rectangle : The area of a certain rectangle is 288 yd2. The perimeter is 68 yd. If you double the length and width what will be the area and perimeter of the new rectangle.
Define the pentose phosphate pathway : what is the net cost in terms of ATP when 3 molecules of glucose are directed to the pentose phosphate pathway at the level of glucose 6- P rather than continuing through glycolysis?
Is this result unusual : What is the probability that 154 or fewer college students in the sample send and receive text messages with their cell phones? Is this result unusual?
Determine the amount of steam produced per hour : Determine the amount of steam produced per hour, if the total heat loss is 10% of the heat available for steam raising - What would be the new heat transfer area if the fluids were in parallel flow
Determine the value of c that makes the function : Determine the value of c that makes the function f(x,y)=c(x+y) a joint probability mass function over nine points with x=1,2,3 and y=1,2,3
Define solution of racemic two-butanol : What observed rotation is expected when a 1.02 M solution of (R)-2-butanol is mixed with an equal volume of a 0.510 M solution of racemic 2-butanol
What is the volume of the gold : gold has a mass of 452 gram and a density of 19.3 gram per cm cube. what is the volume of the gold?

Reviews

Write a Review

Mathematics Questions & Answers

  What is the slope of a line that is perpendicular to it

What is the slope of a line that is perpendicular to it?

  How many parts can the machinist produce in 15 minutes

A machinist can produce 114 parts in 6 minutes .At this rate , how many parts can the machinist produce in 15 minutes.

  What can you conclude about the affect of the rate

Show your results numerically and graphically. What can you conclude about the affect of the rate of return on your retirement plans ?

  What age is predicted by the best-fit line

A plot of the data points with the best-fit line is given below . What age is predicted by the best-fit line for s height of 70 inches ?

  Find the work required to empty the tank over the rim

Find the work required to empty the tank over the rim.

  Laplace operators and gradient vectors

Let f(z)=u+iv be an analytic function, phi(u,v) any function with second order partial derivatives and g(u,v) any function with first order partial derivatives.

  Question about equilibrium point

At a price of $1.90 per bushel, the annual U.S. supply and demand for barley are 410 million bushels and 455 million bushels, respectively. When the price rises to $2.70 per bushel

  Graphing to determine identities

Using Excel to graph, prove whether the following equation could possibly be an identity or determine if it is definitely not an identity.

  Estimate the number of cards in the sample

Estimate the number of cards in the sample for which Clara correctly guesses the suit by giving the mean of the relevant distribution (that is, the expectation of the relevant random variable). Do not round your response.

  What is that minimum average cost

How many small screen televisions must be produced in a month in order to minimize the company's average cost? Show all steps and justify your answer.

  Determining integrating technology

Explain the importance of appropriately integrating Texas Instruments' CBL 2 (Calculator Based Laboratory), CBR 2 (Calculator Based Ranger), Fathom, a powerful data analysis software tool from Key Curriculum Press, and Excel into the middle school..

  What is the straight line distance

If Tom Bombadil's house is 15 miles east of Hobbiton and 8 miles south, what is the straight line distance (omit units)?

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