Blank is the science of collecting, summarizing and anayzing data. It Is use to keep track of team sports and using data to make a prediction in an election.

What basic trigonometric identity would you use to verify that csc x sec x cot x = csc^(2)x

In angle pqr find the measure of

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?