Question 11 A group of scientists monitor the outdoor air temperature in Chicago starting at midnight on
1. They report that the outdoor air temperature can be modeled by the function
F(t) = -25 cos
G5+)
+ 75
Where F(t) is the temperature, in degrees Fahrenheit, t hours after midnight on July 1st.
Using correct units, determine the amplitude and period of this function. Show your
work and answer in the space below.

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

2pointswhich of the following appear in the diagram below? check all that apply.d a. zcdeов. сеo c. aéo d. zdce

Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.