here are five number card two of these five cards are picked at random work out the probability that the toatal two numbers is more than 32

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

How do you write y-10=2 (x-8) in standard form

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