An article gave the following summary data on shear strength (kip) for a sample of 3/8-in. anchor bolts: n = 69, x = 4.75, s = 1.90. Calculate a lower confidence bound using a confidence level of 90% for true average shear strength. (Round your answer to two decimal places.)

Which of the following contains a variable?

If on=8x-8,lm=7x+4,nm=x-5,and ol=3y-6

Anew movie is released each year for 14 years to go along with a popular book series. each movie is 2 minutes longer than the last to go along with a plot twist. the first movie is 70 minutes long. use an arithmetic series formula to determine the total length of all 14 movies