In a random sample of 50 high school seniors, 9 had their own cars. In a sample of 75 university freshman, 20 had their own cars. At = .06 level of significance, test the claim that the proportion...

In a random sample of 50 high school seniors, 9 had their own cars. In a sample of 75 university freshman, 20 had their own cars. At = .06 level of significance, test the claim that the proportion...

The expression csc^2(x)-1 is equivalent to

a. 8 b. 4 c. 6 d. 2 I know the answer is 6, but I don't understand how it was obtained

The rate grew proportional

Find the critical value needed to construct a confidence interval

A certain isometry T takes the point P to the point P1, then the point Q to the point Q1 and the point R to the point R1 in the following figure. 1)...

K: # of squares removed at that step, L: length of the side of each square removed at that step, B: area of each square at that step, C: Total area removed at that step, A: Area remaining at the conclusion,...

The demand function for a product is p=32-2q where p is the price in dollars when q units are demanded. Find the level of production that maximizes the total revenue and determine the maximum revenue...

Solve sin(x)=-0.82 on 0≤ x< 2Π There are two solutions, A and B, with A < B and A and B in radians to 4 decimal places. A= B=

Solve cos(x)=-0.57 on 0≤ x< 2Π The two solutions rounded to 4 decimal places are

A rocket is fired upward from a planet . the height in meter after t seconds is given by the function h(t)=-2.3t^2+41t. When will the rocket reach a height of 160 meter. When will it attain its...

Of the 193 member countries of the United Nations, 54 are in the African Group and 23 are in the Eastern European Group. Suppose that a country is selected at random from the members of the United...

I know that the answer is 18, but I don't know how the get that answer.

Solve sin(3Θ)=-1/2 for all solutions of Θ in the interval [0,2Π). Enter answers in exact radians and in ascending order. Simplify fractions.

The expression 1-csc^2(x) is equivalent to

Simplify cot(x)/csc(x)-sin(x) to a single trig function.

Suppose that you invest $14800.00 14800.00 between two accounts. The first account is safer and yields 5.4% interest. The second account is riskier, but yields an interest rate of 9.7%. Letting...

sin(165°)=√A((√B)-1)/4 A= B=

include a top by step please

1. what is the 1 unit growth factor? 2. what is the 2 unit growth factor? 3. what is the 8 unit growth factor? 4. what is the 1/3 unit growth factor? 5...