subject
Mathematics, 26.07.2019 04:30 JusSomeRandomGuy

Since many people have trouble programming their dvd players, an electronics company has developed what it hopes will be easier instructions. the goal is to have at least 93% of customers succeed at being able to program their dvd players. the company tests the new system on 100 people, 89 of whom were successful. is this strong evidence that the new system fails to meet the company's goal? a student's test of this hypothesis is provided. how many mistakes can you find?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?
Answers: 2
question
Mathematics, 22.06.2019 01:10
Time (minutes) amount of water (gallons) practice 1. jin fills up a 510-gallon pool in the backyard for her children. she fills it with the garden hose at a rate of 17 gallons per minute. after it is filled, she lets it sit for 30 minutes in order to let the water temperature rise. the children then get in and have fun for an hour. the pool loses about 5 gallon of water each minute due to their splashing and playing. at the end of the hour, they tear the pool while getting out, which causes a leak the pool then begins to lose water at a rate of 2 gallons per minute. a. complete the table to show the amount of water in the pool after each minute. b. create a graph to model the problem situation. include when the pool will be empty. c. write a piecewise function that models this problem situation. explain your reasoning for each piece of the function. d. identify the x- and y-intercept. explain what they mean in terms of the problem situation, atamantha a cul 80 100 120 150 200 ning, inc
Answers: 3
question
Mathematics, 22.06.2019 03:50
Leila is buying a dinosaur model. the price of the model is xxx dollars, and she also has to pay a 7\%7%7, percent tax.
Answers: 2
question
Mathematics, 22.06.2019 04:30
If f(x)=x^2- 4 and g(x)=x^2 plus 2 x, (c) (f-/3) = ? (simplify your answer.)
Answers: 1
You know the right answer?
Since many people have trouble programming their dvd players, an electronics company has developed w...
Questions
question
Social Studies, 05.05.2020 19:14
question
Social Studies, 05.05.2020 19:14
question
Mathematics, 05.05.2020 19:14
question
Mathematics, 05.05.2020 19:14
question
History, 05.05.2020 19:14
question
Mathematics, 05.05.2020 19:14