Which ratio is greater? 3 : 4 or 5:6​

4. find the geometric mean of 4 and 12. 24 8

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

The accompanying data represent the miles per gallon of a random sample of cars with a three-cylinder, 1.0 liter engine. (a) compute the z-score corresponding to the individual who obtained 42.342.3 miles per gallon. interpret this result.