Answer:
i dont know sorry
Step-by-step explanation:
Answer:
205.81 to 214.19
Step-by-step explanation:
Sample size (n) = 50
Sample mean weight (X) = 210 grams
Sample standard deviation (s) = 18 grams
Confidence coefficient (Z) at 90% = 1.645
The confidence interval for the true mean breaking strength of cotton threads of this type, at a 90% confidence level, is given by:

The confidence interval is 205.81 grams to 214.19 grams.
Answer:
-3y+39x-4
Step-by-step explanation:
3y minus 7y plus y is -3y. 18x plus 21x is 39x. 9 minus 13 is -4
The answer is A :) The line is moving clockwise. Imagine it’s going from 3pm, to 6pm, to 9pm....the next is 12am!
Answer:
108
Step-by-step explanation:
none. I looked it up...so ion know lol. Im just tryna get these 50 points for sum reason...