Answer:
B. 0.694
Step-by-step explanation:
Probability is the ratio of the number of possible outcome to the number of total outcome.
Given that the pain reliever is advertised as being 97% effective, for it to be effective in 12 independent trials
= (97%) ^ 12
= 0.693842361
The is approximately 0.694 to 3 decimal places
Answer:$76
Step-by-step explanation:
JEANS: (5x8)= 40
SHIRTS:(4x6)= 24
SHOES BUY ONE GET ONE FREE: (12x2 - 12)= 12
40 + 24 + 12 = 76
Answer:
Margin of error = 0.773
Step-by-step explanation:
We are given the following information in the question.
Sample size, n = 20
Sample mean = 8
Sample standard deviation = 2
90% Confidence interval
Putting the values, we get,
Margin of error:
Putting the values, we get,
No 1.2 x 2.6 doesn't equal 31.2 it equals 3.12
Answer:
1 1/3
Step-by-step explanation:
3/3 = 1 Whole
Therefore 4/3 = 1 1/3