Chris is correct.
An octagon has 8 sides.
A hexagon has 6 sides which is what Lin said.
Answer:
Step-by-step explanation:
In the past, mean of age of employees
i.e. 
Recently sample was taken
n = sample size = 60
Mean of sample = 45
Std dev of sample s = 16

(Right tailed test)
Since only population std deviation is known we can use t test only
Std error = 
Mean difference = 45-40 =5
Test statistic t=
df = 60
p value =0.008739
Since p < 0.05 we reject null hypothesis
The mean age has increased.
20 thousands would be 200 hundreds
Answer:
6562331215
Step-by-step explanation:
Answer:
i believ its b
Step-by-step explanation: