No, in order for this to be correct, you'd have to move BOTH decimals in the same direction the same amount of places.<span />
Answer:
can u help answer mine
Step-by-step explanation:
Answer:
it would have a range of 6
Step-by-step explanation:
im guessing that u ment 4 and ten not 104 so ya
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.