6.8 For normal(0,1), find a number z ∗ solving P(−z ∗ ≤ Z ≤ z ∗
) = .05 (use qnorm and symmetry).R coding
6.10 Make a histogram of 100 exponential numbers with mean 10.
Estimate the median. Is it more or less than the mean?
use
the standard normal table to find the z score that corresponds to
the given percentile. if the area is not in the table use the entry
closest to the area. if the area is halfway between two entries,
use the z score halfway between the corresponding z score. if
convenient use technology to find the z score
P82
Use
the standard normal table to find the Z score that corresponds to
the given percentile if the area is not in the table use the
closest to the area if the area is halfway between two entries use
the Z score halfway between the corresponding Z scores if
convenient use technology to find the Z score. The Z score that
corresponds to P 20 is? How do you use the standard normal table to
Fonzie