Consider testing the hypotheses null: p=0.4 vs. Ha:p>0.4. Four possible sample statistics, along with four possible p-values, are given. Match the statistics to their p-values.

A) p-hat=0.42 B) p-hat=0.38 C) p-hat=0.51 D)p-hat=0.46

p-value=0.72
p-value=0.293
p-value=0.138
p-value=0.019

You dug a hole that was 8 feet deep. after taking a short break, you dug down 3 more feet in the same hole. when finished digging, a tractor accidentally filled the hole with 4 feet of dirt. how deep is your hole now?

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

What is the value of x in the equation7x+2y=48 when y=3