You mignt need:
Calculator
The grades on a history midterm at Almond are roughly symmetric with y = 85 and o = 2.0.
Michael scored 86 on the exam.
Find the z-score for Michael's exam grade. Round to two decimal places.

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

Laura read 1/8 of a comic book in 2 days. she reads the same number of pages every day. what part of the book does she read in a week