You want to calculate the mean I. Q. of the people who cannot play the ABSB- game. You sample 625 randomly chosen people who cannot play the ABSB-game
for their I. Q. The mean in your sample is 110 and the standard deviation in your
sample is 65. Calculate the 90% Confidence Interval for the I. Q. of the people
who cannot plat the ABSB-game. (15 points)

Which of the following is an example of an opposing signal? no examplthates given.   i would say, that traffic lights in a city at major intersections direct the flow of traffic in opposite directions so would be an example.also, stop signs on either side of the same street would be an example. at a train crossing, the light for allowing car traffic in opposite directions or not would be another example.