The right answer is A ! :)
Answer:
if you want a t*-value for a 90% confidence interval when you have 9 degrees of freedom, go to the bottom of the table, find the column for 90%, and intersect it with the row for df = 9. This gives you a t*–value of 1.833 (rounded).
Step-by-step explanation:
Hope this helps!
Step-by-step explanation:
you need to find out how many poeple u have first
Minus 5 from both sides so we have 3a=-19 now divide both sides by 3 so we have a=-6 1/3
Add up all the numbers together
it’ll give you 17
since they’re asking abt the probability of a purple being chosen twice, multiply 5 by 2 to give you 10
so 10/17