Of the 19 total sloths that were spotted, how
many were NOT seen in the 30-39 interval?

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables

How many and of which kind of roots does the equation f(x)=2x^4−9x^3+17x^2−16x+6 have?

Ling is using fraction strips to add 2/3 and 7/12's the sum is one whole plus how many twelves?