3 times the sum of 8 and 4
3(8 + 4) <== ur expression
Answer: 
Step-by-step explanation:
- A null hypothesis is a hypothesis where a researcher generally try to disprove, it says that there is no statistically significant relationship between the two variables .
- An alternative hypothesis says that there is a statistical significance between two variables.
Claim 1. : Mean age of online dating service users is 40 years.
i.e. 
, since it has equals sign so we take this as null hypothesis.
Claim 2. : Mean age of online dating service users is not 40 years.
⇒ Null Hypothesis :
Alternative hypothesis :
It would be 16 minutes because you would divide 80 by 20 and you get 4 so now you multiply 4 by 4 and you get 16
The prisms are congruent if the lengths of corresponding edges are in a 1:1 ratio, the volumes and the base areas are equal and the prisms have same height
Step-by-step explanation:
For the two prisms to be congruent the following properties should hold TRUE
The lengths of corresponding edges are in a 1:1 ratio.
The volumes are equal.
The base areas are equal.
The prisms have the same height.
Answer:
B. 3/5
Step-by-step explanation:
