An article in the British Medical Journal repeated that per cutaneous nephrolithotomy (PN) had a success rate in removing kidney stones of 289 of 350
patients. The traditional method was 78% eective. Is there evidence that the success rate for PN is greater than the historical success rate?
Use significant of 5%

i can you answer this question sweetie!

step-by-step explanation:

answer:

step-by-step explanation:

here, the total dishes = 10

dishes having meat = 3 ( chicken, meatloaf and hamburger )

thus, the probability of having meat on the chosen dishes = number of dishes having meat / total dishes

=

therefore, the probability of not having meat = 1- the probability of having meat on the chosen dishes

=

=

=

⇒ option b is correct.

sinn is the total amount of students now and m were the students before, you subtract them both (n-m) and divide that by m. then, since to get a percentage from a fraction you have to multiply by 100, your answer should look like this: n-m/m*100

step-by-step explanation: