Asample of 6 strands of fishing line is randomly selected and the following diameters are measured in millimeters. give a point estimate for the population variance. round your answer to three decimal places. 2.53,2.40,2.53,2.45,2.51,2.54

16 more than the product of 5 and p

Stacey filled her 1/2 cup of measuring cup seven times to have enough flour for a cake recipe how much flour does the cake recipe calls for

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