December Temperatures What is the sample mean of the data set? Round to the
nearest hundredth
Day
Temperature (°F)
1
33
What is the sample standard deviation of the sample?
Round to the nearest hundredth.
2
34
3
42
4
36
5
39
6
36
7
39
8
40
9
44

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true