How many students should receive a c

Assignment Help Mathematics
Reference no: EM13180047

For a class of 43 students, for a certain exam, the mean grade is 67 and the standard deviation is 7, how many students should receive a C?

Reference no: EM13180047

Questions Cloud

How many yards is the side of the initial square : A square's side is increased by 7 yards, which corresponds to an increase in the area by 217 square yards. How many yards is the side of the initial square?
Find the regular price of a compact disk player : Use the formula S = R - D • R, where S is the sale price, R is the regular price, and D is the discount rate. During a clearance sale, all items are dis¬counted 30%. Find the regular price of a compact disk player on sale for $112.
State potassium nitrate has a lattice energy : Potassium nitrate has a lattice energy of -163.8 kcal/mo land a heat of hydration of -155.5 kcal/ mol. How much potassium nitrate has to dissolve in water to absorb
State atoms the molecular symmetry will decide the polarity : A molecule can be polar or nonpolar depending upon the nature of the bonds and the shape of the molecule. For a molecule that has different outer atoms the molecular symmetry will decide the polarity.
How many students should receive a c : For a class of 43 students, for a certain exam, the mean grade is 67 and the standard deviation is 7, how many students should receive a C?
How is unemployment measured and reported : What is a discouraged worker? Are they included in the basic unemployment rate? Are they included in any measure of unemployment? How has the number of discouraged workers changed since 2008? How does the exclusion of the discouraged worker affect..
Component of the equity section of the balance sheet : What else is a component of the Equity Section of the Balance Sheet? Please explain to the class how the retained earning comes about. You are correct. It is not contributed. How is Treasury Stock shown?
What alternative would be chosen according to expected value : What alternative would be chosen according to expected value?
Determine pw-aw and fw as measures of performance : The Company IIE Inc. is considering upgrading their distribution center (DC) and have received investment proposal from four different vendors. The budget limitation for the investment is $1 million. The investment proposals are listed in Table 1...

Reviews

Write a Review

Mathematics Questions & Answers

  Question regarding row operations

Using row operations, determine if the following set of equations has a solution:

  How far does the car travel before coming

a car is traveling along a straight level road at 45 mph (66 ft/s). when the driver is forced to apply the breakes to avoid accident. if the breakes supplied a constant deacceleration of 22 ft/s^2. how far does the car travel before coming to a co..

  What is the chance that the other side is white

If the top side is black, what is the chance that the other side is white?

  Explain detailed explanation to separation of variables

The problem that I'm having is that there is a nonconstant factor of (x^2+y^2+z^2)^(-1/2) appearing on the RHS of this equation, making it non-trivial to solve.

  Truth tables-demorgan laws

Construct a truth table and determine the truth value of the statement ~ q = { ~r ^ ( p v q) }, when p is false, q is true and r is true.

  What would be the scheduling model for situation

What would be the scheduling model for this situation (environment, restriction, constraints) if you wish to minimize the total time in system? Use the appropriate scheduling notation.

  Probability based on random selection

Probability Based on Random Selection, One box is chosen at random and a drawer is opened from that box. If it contains a gold coin, find the probability that it is in Box I.

  Find the number of computer desk that can be produced

find the number of computer desk that can be produced for $9660.

  Fundamental counting principle-automobile models

An automobile manufacturer produces 7 models, each available in 6 different exterior colors, with 4 different upholstery fabrics and 5 interior colors. How many varieties of automobiles are available?

  Find a function in the variable x giving the cost

Letting x denote the length of one side of the base, find a function in the variable x giving the cost (in dollars) of constructing the box.

  How many of each type were sold

A jazz concert brought in $166,500 on the sale of 8,100 tickets. If the tickets sold for $15 and $25 each, how many of each type were sold?

  Determining partial ordering relation

Let A = {1, 2, 3, 4, 5, 6,12} and define the relation R on A by m R n iff m|n. Show that this relation is a partial ordering relation. Draw its Hasse diagram.

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