What is the standard deviation of the data? The graph represents the distribution of the number of
questions answered correctly on a 50-question math
test.
O4
08
Math Test Scores
O 12
O24
24
28
32
36
40
44
48
y
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How can you decide witch operations to use to slice a two step equation

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.

Given the points a(-2, 1) and b(8, 6), find the coordinates of the point c on directed line segment ab, that partitions ab in the ration 2: 3.