If we have no information about the proportion of votes

Assignment Help Basic Statistics

Reference no: EM13627526

Thirty (30 ) students were asked if they voted for Hilary Clinton or John Nosh for president. Eighteen (18) said that they voted for Hilary and twelve (12) said they voted for John Nosh.

a) Using the proportions obtained for Clinton and Nosh, determine the sample size required to be 99% confident that the error is within 2 percentage points.

Sample size n = _______

b) If we have no information about the proportion of votes that either candidate received, determine the sample size necessary to be 95% confident that the error will be within 4 percentage points.

Sample size n = _______

Reference no: EM13627526

Questions Cloud

The motion of the upper surface is suddenly stopped at time : to determine the manner in which couette flow decays find the velocity distribution in a fluid that is bounded by two

A baseball is thrown with 348 ms at an angle of 408 degree : a baseball is thrown with 34.8 ms at an angle of 40.8 degree above the horizontal. it is caught at the same height by

Consider the height of a person as a random variable some : consider the height of a person as a random variable. some possible random variables include time a person wakes up in

The water in a is cooled to maintain its initial : a rigid tank with a total volume of 0.05m3 contains a movable piston separating the vessel into two compartments each

If we have no information about the proportion of votes : thirty 30 students were asked if they voted for hilary clinton or john nosh for president. eighteen 18 said that they

In this exercise we will use the principle of angular : in this exercise we will use the principle of angular momentum to eventually derive the moment of inertia integral. for

Geothermal energy systems extract heat that is stored below : geothermal energy systems extract heat that is stored below the earths crust. for every 300 ft below ground the

As the container expands the pressure increases by a factor : a container with volume 213 cubic cm is heated and allowed to expand to 1.44 times the original volume. as the

Finally the air is isochorically cooled returning to its : a mass of 1.5kg of air enters a combustion chamber at atmospheric conditions of 100 kpa and 25 degrees c at state 1.

User Account

All Pages