A standardized​ exam's scores are normally distributed. In a recent​ year, the mean test score was 1468 and the standard deviation was 319 . The test scores of four students selected at random are ​1870, 1230​,2200 ​, and 1350. Find the​ z-scores that correspond to each value and determine whether any of the values are unusual.

What is the ratio of the length of an object in yards to the length of the same object in miles?

Construct the graph that models the given situation

Adeli owner keeps track of the to-go orders each day. the results from last saturday are shown in the given two-way frequency table. saturday's to-go deli orders in person by phone online total pick up 38 25 31 94 delivery 35 28 34 97 total 73 53 65 191 what percent of the to-go orders were delivery orders placed by phone? a. 14.66% b. 38.41% c. 28.87% d. 52.83%