Answer: x=6
Step-by-step explanation:
Just think about how the problem is half
1/6*1/6*1/6*1/6 = 1/1296 = 0.078% probability of ANY 4-letter sequence (including qqqq)
1000/1296 is less than 1.
Expected number of times qqqq (or any given 4-letter sequence) will appear in 1000 letters is 0.
Y = 18 is just a straight horizontal line at (0,18)
Answer:
125℅
Step-by-step explanation:
40/32 x 100℅=125℅