Mathematics, 03.12.2019 05:50

# Aquality control inspector will measure the salt content (in milligrams) in a random sample of bags of potato chips from an hour of production.

which of the following would result in the smallest margin of error in estimating the population mean salt content?

a) 90% confidence; n = 30

b) 90% confidence; n = 60

c) 95% confidence; n = 30

d) 95% confidence; n=60

Answers: 3

Mathematics, 03.02.2019 03:05

If s(x) = 2x2 + 3x - 4, and t(x) = x + 4 then s(x) · t(x) = a) 2x3 + 11x2 + 8x - 16 b) 2x3 + 5x2 + 16x - 16 c) 3x3 + 7x2 + 8x + 16 d) 3x3 - 11x2 + 16x + 16

Answers: 3

Mathematics, 02.02.2019 06:53

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?

Answers: 1

Mathematics, 01.02.2019 21:57

38 points and brainliest plz answer question in word document

Answers: 1

Mathematics, 01.02.2019 20:32

Question 1 (3 points) saved what is the solution for the following system of equations? use any method to solve. y = -x +4 y = x - 2 question 1 options: ( 4 , -2) (2, 1) (3, 1) (3, -2) question 2 (3 points) saved the solution to a system of equations is where the lines intersect. question 2 options: true false question 3 (3 points) which ordered pair is the best estimate for the solution of the system of equations? the graph of the system of equations : y = 3/2x +6 and y=1/4x - 2 question 3 options: (-6, -3) (-6.5, -3.5) (-7, -4) (-7, -3.5) question 4 (3 points) what is the solution for the following system of equations? use any method to solve. 2x + 8y = 4 x = -3y + 5 question 4 options: x = 14, y= -3 x = 2, y = -3 x = -3, y = -3 x = 12, y = 5 question 5 (3 points) solve the following system using any method. 8a - 4b = 20 5a - 8b = 62 question 5 options: a = 5, b = -4 a = 8, b = 4 a = -5, b = -8 a = -2, b = -9 question 6 (3 points) breana is selling tickets to a choral performance. on the first day of ticket sales, she sold 3 senior citizen tickets and 1 child ticket for a total of $38. breana took in $52 on the second day by selling 3 senior citizen tickets and 2 child tickets. what is the price of a senior citizen ticket? question 6 options: question 7 (3 points) a farmer has 5 times as many cows as pigs. the farmer only has cows and pigs, and he has 168 animals. how many cows does he have? question 7 options: 140 cows 120 cows 50 cows 28 cows question 8 (3 points) how many solutions does the system have? question 8 options: zero one infinitely many question 9 (3 points) what is the solution to the system of equations? graph of x+2y = 6 and y = x question 9 options: (1 , -2) (2, 2) (3, 5) (-2, 2)

Answers: 1

Aquality control inspector will measure the salt content (in milligrams) in a random sample of bags...

Computers and Technology, 24.02.2020 16:54

Mathematics, 24.02.2020 16:54

Computers and Technology, 24.02.2020 16:55