Thirteen of the 100 digital recorders in an inventory are known to be defective. what is the probability you randomly select an item that is not defective?

Factorize: x^2+8x+10 i just solved it but i don't know if the process is correct

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next