Expected value of guessing

Assignment Help Mathematics
Reference no: EM131724808

A student is taking a standardized test consisting of several? multiple-choice questions. One point is awarded for each correct answer. Questions left blank neither receive nor lose points. If there are five options for each question and the student is penalized 1/2 point for each wrong? answer, how many options must the student be able to rule out before the expected value of guessing is? zero?

The number of options the student must be able to rule out before the expected value of guessing becomes zero is ____.

Reference no: EM131724808

Questions Cloud

Qualitative risk analysis and quantitative risk analysis : Determine the major ways in which people, systems, data, and property will impact a BIA. Provide specific examples to support your response
Analyze three characteristics which demonstrate readiness : Read the article "When Does Voice Lead to Exit? It Depends on Leadership". Analyze the three characteristics which demonstrate readiness to lead change.
Analog to digital and digital to analog conversion : how the digital signal is stored, the analog signal can either be reconstructed completely (lossless), or some information must be created to fill in the gaps
What is an overarching theme with all of the philosophers : What is an overarching theme with all of the philosophers that were covered in this module? What did they have in common?
Expected value of guessing : How many options must the student be able to rule out before the expected value of guessing is? zero?
Investigate the effects of vegetation parameters on canopy : LABORATORY - VEGETATION REFLECTANCE MODELS. Investigate the effects of vegetation parameters on canopy reflectance
How much italian dressing should she use : The chef wants to make 210 milliliters of a mixture that contains 48% vinegar. How much vinegar and how much Italian dressing should she use?
Discuss the internet has expanded from a small group : The Internet has expanded from a small group with a specific mission to a vast service that encompasses the far reaching
Mixture of two brands of italian dressing : A chef is going to use a mixture of two brands of Italian dressing. The first brand contains 9 % vinegar, and the second brand contains 14% vinegar.

Reviews

Write a Review

Mathematics Questions & Answers

  Compute the probability that a randomly selected

A jury pool consists of 27 people, 14 men and 13 women. Compute the probability that a randomly selected jury of 12 people is all male.

  Linear fractional transformation is a mapping

Linear Fractional Transformation is a Mapping f: C --> C A fixed point of a transformation is a point z_0 so that f(z_0) = z_0. Show that every linear fractional transformation

  Construct a correlation matrix

Construct a correlation matrix between slump, 7-day psi, and 28-day psi. Is there any reason to be concerned with multicollinearity based on the correlation matrix

  Show that the adjustment coefficient is log

Show that the adjustment coefficient is log(3/2). If Un denotes the amount you have at time n, show that Un is not a martingale. At time 20 you have a total of 4 units. What is E((2/3)U50 )?

  Find two vectors in h whose sum is not in h

Display sets in R2. Assume the sets include the bounding lines. In each case, give a specific reason why the set H is not a subspace of R2. (For instance, find two vectors in H whose sum is not in H, or find a vector in H with a scalar multiple th..

  Gradient of the line joining the two points

Identify which lines are parallel (Hint :- Parallel line have the same gradient and perpendicular lines when their gradients are multiplied you get -1) Find the gradient of the line joining the two points

  Equation of line from word problem

Owners of a recreation area are filling a small pond with water. They are adding water at a rate of 35 liters per minute. There are 500 liters in the pond to start.

  Did the company reach its projection

Hales Shipping Company is projecting revenue of $1,200,000. At the end of the year Hales had revenue of $789,000 from its ten largest clients and $342,000.

  Find the value of a making the area a maximum

For a > 0, the following line forms a triangle in the first quadrant with the x- and y-axes.

  Find an equation for the plane s

Suppose that a straight line is given by L(t) = (1+t, 2+t, 3-t), - ∞

  Find a recurrence relation for the given function

A deposit of $100,000 is made to an investment fund at the beginning of a year. On the last day of each year two dividends are awarded.

  Evaluate var at given confidence level for investment

Evaluate VaR at 95% confidence level for a one-year investment of $1, 000 into euros if the interest rate for risk-free investments in euros is rEUR = 4%.

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