7 I think, I’m sorry if I’m wrong
Answer:
B
Step-by-step explanation:
since it hints that it is less than we can see that B gives it to us also it can't be A cuz 42 is greater than 36
so it is B
Brain list plss
Answer:
178
Step-by-step explanation:
1246 over a week, (1246/7) in a day. 178 rocks a day
Answer: One sample z test for means
Step-by-step explanation:
From the information given, the sample size is large. It is greater than 30. Again, the population standard deviation is given. This means that the test statistic would be the z score which is determined by the formula
z = (x - µ)/σ
Where
x = sample mean
µ = population mean
σ = population standard deviation
The probability value would be determined from the normal distribution table.
Therefore, the hypothesis test that should be used is
One sample z test for means
Answer:
-3.2
Step-by-step explanation:
Do you have to work this out on paper because I just used a calculator but just add 3.1 + -6.3.
