97.5 squared root + 1.96

11.83

Step-by-step explanation:

97.5 squared root + 1.96

√97.5 + 1.96

9.87 + 1.96

= 11.83

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.