Gustavo tested 1000 calculators to see if any were defective. the company claimed that the probability of a defective calculator was 1% per 1000 calculators. gustavo found 15 defective calculators out of 1000. what was the predicted frequency? predicted frequency . . =(# of trials)(theoretical probability) =(1000)(0.01) the predicted frequency was a: 1b: 10c: 100d: 1000 what was the relative frequency? relative frequency = observed frequency/total number of trails the relative frequency was a: 0.15%b: 1%c: 1.5%  d: 15% 

If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3

Barbara has a good credit history and is able to purchase a car with a low-interest car loan. she co-signs a car loan for her friend jen, who has poor credit history. then, jen defaults on the loan. who will be held legally responsible by the finance company and why? select the best answer from the choices provided. a. barbara will be held legally responsible because she has a good credit history. b. jen will be held legally responsible because she drives the car. c. barbara will be held legally responsible because she is the co-signer. d. jen will be held legally responsible because she has a poor credit history. the answer is a

Of f(x) is byof f(x)=-3|x| x-.f(x)? a )f(x)=3|x| b) f(x)=|x+3| c) f(x)= -3|x| d) f(x)= -|x+3|