In a sample of 135 ball bearings, the average diameter was found to be 2.99mm with a standard deviation of 0.49. Give a point estimate for the population variance of the diameter of the ball bearings. Round your answer to two decimal places, if necessary.

Ateacher asked his students to vote for an animal to be their class pet. five-eighteenths of the students voted for a rabbit, voted for a snake, and voted for a hamster. which statement is true? more students voted for a hamster than a snake. more students voted for a snake than a rabbit. more students voted for a rabbit than a hamster. more students voted for a snake than a hamster.

At the many chips cookie company they are serious about the number of chocolate chips in their cookies they claim that each cookie hasn't c chips. if their claim is true there will be 200 chips in 10 cookies

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left