Answer: The test statistic is t= -0.90.
Step-by-step explanation:
Since we have given that
n₁ = 50
n₂ = 25

So, s would be

So, the value of test statistic would be

Hence, the test statistic is t= -0.90.
2x + 21 = 35
hope this helps
Answer:
fill the 5l bottle up completely
pour the contents of the 5l bottle into the 3l until completely full
this should leave you with 2 litres in the 5 l bottle
empty out the water in the 3 litre bottle and then pour in the 2 litres
fill the 5 litre up completely and you have 7 litres
Step-by-step explanation:
Answer:
19/50
Step-by-step explanation: