Suppose a normal distribution has a mean of 62 and a standard deviation of 4. What is the probability that a data value is between 59 and 67 Round your
answer to the nearest tenth of a percent. I NEED HELP ASAP!

A. 68.8%
B.66.8%
C.67.8%
D.69.8%

When drawing a trend line for a series of data on a scatter plot, which of the following is true? a. there should be an equal number of data points on either side of the trend line. b. all the data points should lie on one side of the trend line. c. the trend line should not intersect any data point on the plot. d. the trend line must connect each data point on the plot.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

Solve for x and y a x= 13.3 y= 16.7 b x= 23.3 y= 12.5 c x= 7.5 y= 16.7 d x=7.5 y= 12.5