Answer:
B AND C
Step-by-step explanation:
Answer:





Step-by-step explanation:
Given
The question illustrates binomial distribution and will be solved using:
Solving (a):
Given
Required
This is calculated using
This gives:
--- approximated
Solving (b):
Given
i)
Required
This is calculated as:
--- Complement rule

So:

ii)

This is calculated as:



iii)

This is calculated as:


iv)

This is calculated as:


Solving (c):

This is calculated as:




Express as percentage

The calculated probability (1.18%) is way less than the advocate's claim.
Hence, we do not believe the claim.
Answer:B
Step-by-step explanation: It’s a decay function
Every point in the unit circle is identified either by its coordinates
or by the angle it forms with the x-axis,
.
The trigonometric functions associate with every angle
and the correspondant
coordinates the two values

This procedure can be done for every angle
, so you don't have to work with acute angles only.
Answer:
4:3
Step-by-step explanation:
24/8=3 there are 3 blue beads to __ purple beads
32/8=4 there are __ blue beads to 4 purple beads
there are 3 blue beads to 4 purple beads