6) [True or False] Standard deviation can be
negative.
A) TRUE
B) FALSE
7. A random...
6) [True or False] Standard deviation can be
negative.
A) TRUE
B) FALSE
7. A random sample of 40 college professors is selected
from all professors at a university.
The following list contains their ages.
65, 45, 44, 38, 55, 55, 49, 42, 43, 22, 52, 58, 52, 38,
56, 34, 53, 36, 50, 36
34,
68, 43, 56, 37, 35, 28, 30, 26, 26, 53, 30, 37, 55,
28, 39, 26, 31, 37, 50
Z score for 55 is?
70, 35, 86, 81, 63, 71, 58, 53, 99, 85, 64, 56, 17, 38, 94, 78,...
70, 35, 86, 81, 63, 71, 58, 53, 99, 85, 64, 56, 17, 38, 94, 78,
101, 71, 63, 65, 58, 49, 88, 70, 51, 61, 80, 67, 53, 74, 73, 29,
64, 48, 98, 78, 67, 65, 76, 59, 50, 65, 98, 91, 66, 64, 69, 86, 63,
74. Construct an ungrouped frequency distribution from these data.
Start with the highest score ( X) and proceed down to the lowest
score. the f column will indicate the frequency or...