Mrs. alberts has taught seventh-grade math for thirty years. every year she calculates and records the class average on the final exam. the following dot plot represents these average scores from the past thirty years.
what percent of the scores lie within one mean absolute deviation (either way) of the mean? round to the nearest percent and express your answer as a numerical value.
note: use the rounded mean and mean absolute deviation. %

:i need some real : a store sells shirts to the public at one pricing scale and wholesale at another pricing scale. the tables below describe the cost, y, of x shirts. (after tables) how do the slopes of the lines created by each table compare? the slope of the public table is 3/4 of the slope of the wholesale table.the slope of the wholesale table is 3/4 of the slope of the public table.the slope of the public table is 12 times greater than the slope of the wholesale table.the slope of the wholesale table is 12 times greater than the slope of the public table.