From his position in a hot-air balloon, Steve can see a kangaroo in a field. If the angle of depression is 8° and Steve is 38 meters above the ground, what is the straight-line distance from Steve to the kangaroo?

Which of the following is the missing term, a2, of the geometric sequence in which a1=2 and a3=200

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample