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WILL GIVE A BRAINLEST !!!To find how high school students feel about hot lunches, Adam walks to the nearest high school and gives a survey postcard to every twentieth student that enters the building. He asks the students to mail the postcard in if they choose to participate in the study.Select all sampling methods used.clusterconveniencesimple randomstratifiedsystematicvoluntary
General
5 months ago
WILL GIVE A BRAINLEST FOR RIGHT ANSWER !!!To determine customer satisfaction with their service department, an automobile dealer randomly selects three stores from each state in the country and surveys all customers present in the store in a certain week.What type of sampling is used?stratifiedconveniencesimple randomsystematiccluster
General
5 months ago
WILLL GIVE A BRAINLESTA company wants to administer a satisfaction survey to its current customers. Using their customer database, the company randomly selects 100 customers and asks them about their level of satisfaction with the company.What type of sampling method is used?A. stratified sampleB. simple random sampleC. cluster sampleD. convenience sample
General
5 months ago
The picture shows a person taking a pinhole photograph of himself. Light entering the opening reflects his image on the wall, forming similar triangles. What is the height of the image to the nearest inch?
General
5 months ago
Sara is cutting ribbon for a craft project. She has 4 feet of ribbon, which must be cut into 7 equal lengths. How long will each piece of ribbon be after she has finisjed cutting
General
5 months ago
WILLL GIVE A BRAINLEST FOR RIGHT ANSWER!!!A survey of 1,565 households estimated that 72% of the households in a given state owned a television.What is the population? A. all the households in a given stateB. 1565 households surveyedC. 1127 households that owned televisions
General
5 months ago
(Law of Sines) In △BCD, d = 3, b = 5, and m∠D = 25°. What are the possible approximate measures of angle B? only 90° only 155° 20° and 110° 45° and 135°
General
5 months ago
Identify the domain of the function shown in the graphA. X is all real numbersB. 0<=x<=5C.x>0D.-5<=x<=5
General
5 months ago
The function f(x)=125(0.9)x models the population of a species of fly in millions after x years.How does the average rate of change between years 11 and 15 compare to the average rate of change between years 1 and 5?A) The average rate of change between years 11 and 15 is about 1/3 the rate between years 1 and 5.B) The average rate of change between years 11 and 15 is about 1/2 the rate between years 1 and 5 .C) The average rate of change between years 11 and 15 is about 3 times the rate between years 1 and 5.D) The average rate of change between years 11 and 15 is about 2 times the rate between years 1 and 5 .
General
5 months ago
Which could be a conditional relative frequency table ???
General
5 months ago
A rectangular bird feeder costs $18.00. A cylindrical bird feeder costs $24.00. The expected cost to keep the rectangular bird feeder filled is $3.00 per week. The expected cost the keep the cylindrical bird feeder filled is $2.00 per week. The equation below models the break-even point.18 + 3x = 24 + 2x What does x represent?
General
5 months ago
Geri believed the answer to one of her homework problems was 2 (3)-(cubed). After checking her work, she realized the correct answer was 2(9)-(little 9). How do these two answers compare?A.) The correct answer is 3 times Geri’s original answer.B.) The correct answer is 6 times Geri’s original answer.C.) The correct answer is 9 times Geri’s original answer.D.) The correct answer is 64 times Geri’s original answer.
General
5 months ago
Christopher is a graphic designer who creates business websites. It takes him 2.4 hours to complete one website page. He finds out about a new software program that will cut his time in half for completing one page, but it will take him 15 hours to learn the new program. Which equation can be used to find the number of website pages, x, that Christopher needs to create so that his time spent using the new program will be the same as his current time? How many website pages would Christopher need to create in order to save time using the new software program?
General
5 months ago
A jeweler has five rings, each weighing 18 grams, made of an alloy of 10% silver and 90% gold. He decides to melt down the rings and add enough silver to reduce the gold content to 45 %. How much silver should he add?
General
5 months ago
6÷2(1+2) what is the answer and how
General
5 months ago
Estimate the solution to the following system of equations by graphing 3x+5y=146x - 4y=9Answer choices: • (5/2, 4/3)• ( 4/3, 5/2)• ( 7/3 , -7/2)• (-5/2 , -7/2)
General
5 months ago
Petra booked a family holiday.The total cost of the holiday was £3500 plus VAT 20%.Petra paid £900 of the total cost when she booked the holiday. She paid the rest of the total cost in 6 equal monthly payments. Work out the amount of each monthly payment ........?...........MonthsPlzz do it, due tomorrow!!!
General
5 months ago
Identify the sequence graphed below and the average rate of change from n = 1 to n = 3.
General
5 months ago
A rectangular pyramid has a volume of 1,296 , a height of 24 in., and a base length of 6 in. What is the width of its base?9 in.18 in.3 in.27 in.
General
5 months ago
Kiara baked 30 oatmeal cookies and 48 chocolate chip cookies to package in plastic containers for her friends at school. She wants to divide the cookies into identical containers so that each container has the same number of each kind of cookie. If she wants each container to have the greatest number of cookies possible, how many plastic containers does she need?
General
5 months ago
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