491. x ³x4 -3 492. 56 58 493. (47a¹86235) 0 494. 4-¹ -1

Q: The amount of time high school students spend each weeknight doing homework is normally distributed…

A: (45) Obtain the probability that the randomly selected high school student spends at least 40…

Q: y 47. Using the points (3, 84) and (12, 104) 108 write the equation of a linear model for the 104-…

A: Since it's multiple question. So as per our guideline, we are supposed to solve only first question.…

Q: Find the indicated measure for the figure. 43. Base of the triangle = 44. Height of the triangle =…

A:

Q: 33/29 b.

A:

Q: 44. A researcher wants to compare voter satisfaction levels between people who voted using paper…

A: Observational study: In an observational study, variables of interest are monitored and measured…

Q: 110,112,118,120

A:

Q: Find the mean and standard deviation of a normal distribution that approximates t binomial…

A:

Q: 45, 47

A:

Q: The number of hours spent on social media per week by teens is normally distributed with a mean of…

A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: Find the area of the following isosceles trapezoid. Round to the nearest tenth. 7.8 m 8.5 m7 10.6 m

A: Hey, since there are multiple subparts posted, we will answer the first question. If you want any…

Q: Use matrices A, B, C, D, E, and F to find each of the following. If the matrix does not exist, write…

A: Here we have to use the matrix multiplication.

Q: Find the mean and standard deviation of a normal distribution that approximates the binomial…

A: Given n=200, p=0.25 (46)  x =np    =200×0.25    =50∴x =50 (47) σ=np1-p  =2000.251-0.25 =6004  =6.12

Q: +1 X-6 27 1. 1 2. f(x)=4 +1 x2 -36 -3 X+1

A:

Q: 7. Graph the function f(t)=2U(t-1)-3U(t-2) and find its Laplace Transform 8. Write the function…

A: Remark : As per new guildline,  in case  of posting multiple question we will answer of only first…

Q: A survey of 2000 college students found that the mean number of credit hours taken per semester is…

A: Please note that as per our guidelines if multiple sub-parts are there in a question we can answer…

Q: 50,57,58,59,60,61,62

A: NOTE: Hello there! You seem to have uploaded multiple questions. We are answering only first…

Q: A spherical tank is used to hold water as shown below. The volume of water in tank can be computed…

A:

Q: 38, (7x² - 9x + 2) + (6x² - 4) 44. (6²-7b+5) - (b²-2b+9) 49. subtract (7w² - 4w+2) from (8w² -w +6 )

A: To find the value of expression.

Q: A pastor wants to know what his congregation thinks about the times worship services are available.…

A: Sampling techniques :  Convenience : ( Members used in Sampling easily accessible )  Voluntary…

Q: A student has been assigned to find out what the student body t offered at the school. The student…

A: As per the guidelines, since you have posted multiple questions, we will solve first question for…

Q: Using the graph of the feasible region, evaluate the objective function with each vertex. +110+ 46.…

A:

Q: 109. Is the tangent function even, odd, or neither? Is its graph symmetric? With respect to what?

A: Since you have asked multiple questions in single request.so we will answering only first question.…

Q: 37. 3r** = V3

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A baker has modeled the monthly operating costs for making wedding cakes by the function…

A: Note: Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: The number of rainy days per year of a certain city is normally distributed with a mean of 92 days…

A: from given data we have : the number of rainy days per year of a certain city is normally…