Asample of 900 computer chips revealed that 58% of the chips fail in the first 1000 hours of their use. the company's promotional literature claimed that 62% fail in the first 1000 hours of their use. is there sufficient evidence at the 0.01 level to dispute the company's claim? state the null and alternative hypotheses for the above scenario.

What is the value of x in the equation 6(x + 1) – 5x = 8 + 2(x – 1)?

Me its important ! marge runs an ice cream parlor. her speciality is triple chocolate sundaes.she can prepare 1 sundae every 2 minutes, and she earns $1.20 for each sundae she makes . if she just makes sundaes for a single shift of at most 4 hours and at least 2 hours , which function relates her earnings to the number of minutes she works?

Fixed rate mortgage offer: purchase price: $170,000 down payment ($34k): 20% term: 30 years interest rate: 4.25% property tax (yearly): $1,500 homeowner’s insurance (yearly): $1,000 use this example from a fixed-rate mortgage calculator to you answer the questions. keep the page open after you complete this question. according to the calculator, the monthly payment demarco and tanya should anticipate paying for principal and interest is $208. $877. $669. $1,200.