Answer:
864 sq ft
Step-by-step explanation:
Given that a human factors expert recommends that there be at least 9 square feet of floor space in a college classroom for every student in the class.
The number of students in the class = 96
For 1 student space required = 9 sq ft
For 96 students =?
This is a question of direct variation since when number of students increase space required also would increase.
Hence we get the minimum floor space that 96 students require.
=96*9
=864 sq ft
Answer:
Step-by-step explanation:
The formula for a - level confidence interval for the population proportion:-
Given : n = 225 ; p = 0.60 ;
By using the given information , the confidence interval for the population proportion:-
Hence, the resulting confidence interval is .
The Constitution is difficult to amend because it requires a supermajority of either members of Congress or a supermajority of state legislatures to propose a new amendment for ratification.<span> Even after acquiring the requisite two-thirds of either group to propose the amendment, it then has to be ratified by 75 percent of the states, either by their legislatures or state Constitutional conventions</span>
Answer:
≈ 634
Step-by-step explanation:
n = 847(1 * .07)^4
n = 847(0.93)^4
n = 633.60005247
n ≈ 634