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Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.

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

Susie wants to take her friend out for lunch.she wants to spend $9.75 each person. how much will she spend in all.