Which statement is not true of dot plots? a. the data must be sorted before the graph can be made. b. you need to know the extreme values to write the number line. c. the total number of marks tells you the size of the data set. d. an outlier will show as a gap in the data.

Which expression is equivalent to 5r6141 2r+st6

Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds

Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4