The mean number of people per day visiting an art show in July was 110. If 20 more people each day visited the museum in August, what was the mean number of people per day visiting in August? O A. 130 ОВ. 640 Ос. 620 D. 110

Q: If RS = RU and ST = 89, what is TU? T R U

A: Using side-angle-side rule, triangles are similar.

Q: Data: Payoff Table: Choices: D1, D2, D3. States of Nature: S1, S2, S3. Profit (in millions) D1 D2 D3…

A: Given data in the question: : Payoff Table : Choices: D1,D2, D3. States of nature : S1,S2,S3 .

Q: Six doctors and eight dentists will make up a four-person committe Calculate the probability that…

A:

Q: O A. 0.056 O B. 0.112 O C. 0.074 O D. 0.944

A: Given  p = 26/349  = 0.07 The test statistic is given by p-value =0.056

Q: 4 and cot A < 0, then find cos 2a. 5' If sin a = - 7. B. 25 7. D.-25 В. Z 24 A. 25 24 С. 25

A: sin α=-45  &amp;  cot α&lt;0

Q: 8 mi 15 mi H

A: We know that tangent of a circle is perpendicular to radius of circle So, by given figure KJ⊥HJ at…

Q: The largest root of 9.50x2+38.43x+1.8=0 is

A: We have to find the largest root of 9.50x2 + 38.43x + 1.8 = 0 using Quadratic Formula.

Q: (b) How many routes are there from node 1 to node 3 using at most two edges? List these routes. (c)…

A:

Q: 56.43410= 10101.1112= 11011.11012= 10 10

A:

Q: mean. a. z= -2.00 b. z = +0.75 C. z= +1.00 d. z= -1.50

A: As per our guidelines, we are allowed to answer three sub-parts only Given the standard deviation ,…

Q: Magnolia works at Kroger for $9.40 per hour and worked 222hours last week. What was her weekly…

A: Given Magnolia works at Kroger for $9.40 per hour and worked  2234 hours.

Q: x2 + x – 2 At which value of x does the function f(x) have a removable x3 – 3x2 + 2x -…

A:

Q: The light vehicle market share (in percent) in a particular country for pickup trucks is shown in…

A: a) we need to find equation of line segments in the interval [0,4] and (4,8]   b) we need to write…

Q: In a board game, the table below shows winnings and probabilities when spinning a pointer. What is…

A: Assume that the random variable x defines the winning when spinning a pointer.

Q: 9. The density function of a random variable X is expressed as f(x) = e4-x for x > 4. Find the…

A:

Q: (a*b} a. ३9 620 b. V a29 620 c. a67 655 d. a15614

A: Given , a4b53· a3b53 To simplify it we have to use some basic rules of exponents.

Q: Find the vectors T, N, and B at the given point. 16 (t) = (2, 룰,t), (4,-1, -2) T= N = B = 481 9'9'9…

A:

Q: Find the measure of the arc or angle indicated. The center of the circle is at the point indicated.…

A: Theorem The angle subtended by an arc of a circle at its center is twice the angle it subtends…

Q: In a school of 450 students, 120 students are in DECA, 270 students are on sports teams, and 75…

A:

Q: 2. Recall that the characteristic function of a set E is defined as I is in E 1, Xe(z) = { 0, z is…

A:

Q: Determine the absolute minimum value of the function f(x) = x³ – 6x – 1 where xe [-2,3] %3D

A: Explanation of the answer is as follows

Q: 2) Given, f(x)= (2x+1)/ 25, x= 0, 1, 2, 3, 4 Determine the mean and variance of the random variable.

A:

Q: Suppose the returns on long-term corporate bonds are normally distributed. Suppose the historical…

A: The population mean is 6.6% and the standard deviation is 16.5%.

Q: A. 175

A: We have given that  n1=18, x̅1=175, s1=1.9 n2=20,195,s2=2.4 We have to test whether there is any…

Q: Slugging Average SLG = (1 · S) + (2· D) + (3 · T) + (4 · HR). AB Where, S = singles, D = doubles, T…

A:

Q: 5. Given f(x, y) = x+y. a) c) a) Draw the region that is the base (or footprint) the surface, b)…

A:

Q: Quarterback Rating QR =25 + 10(%COMP) + 40(%TD) – 50(%INT) + 50(YD). 12 As of 2014, Peyton Manning…

A:

Q: You want to upgrade the tires on your truck. The manufacturer tires are P160/70R14. You want to…

A: First calculate the old and new tire diameter than use the formula for the actual speed.

Q: of 1.7 hours. What is the probability that a randomly selected group of 35 high school students get…

A: Let X be the random variable that the sleep hours of teenagers that attend public high schools.…

Q: if x(t) below is periodic, what is its To and wo? If it is not periodic, select "Not Periodic". sin…

A: we need to find whether x(t) is periodic or not. If periodic then find T0 and ω0

Q: Given R = D²c² - (D-A)2 and D=0.3456+ 0.0005; C=0.1234+ 0.0045; A=0.9876+ 0.0034. Calculate R and…

A:

Q: Determine the effective annual yield for each investment. Then select the better investment. 10.5%…

A: We have to determine which is the best investment, either 10.5% compounded monthly or 10.75%…

Q: 25 Evaluate. (- + 0.15) ÷ (-0.125) 10 A. -6.8 В. -4.4 С. 4.4 D. 6.8

A: We have to find answer for given equation.

Q: For the discrete random variable X, P(X = 1) = p = 1– P(X = -1). Please find c so as to be E(c*) =…

A: The given equation is P(X = 1) = p = 1 – P(X = -1) and E(cX) = 1.