The answer is B, 4/-9 = 2/-3
Answer:
x>2
Step-by-step explanation:
Longer than two hours is >.
The set of scores has a mean of 5 and a standard deviation of 2. The score which corresponds to a z score of -2.0 is 1.
Given in the question,
Mean (m) = 5
Standard deviation σ =2
Z-score = -2
The score x,
= Z = x - m / σ
= -2 = x - 5 / 2
= -4 = x - 5
= x = 1
Standard deviation in statistics means the amount of dispersion or variations in the set of values. A lower standard deviation means the value is closer to the mean while a higher standard deviation means the value is farther away from the mean.
To learn more about standard deviation, mean, median, and mode,
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10*0.25=2.5
2.5/10*100=25 lbs
25-10=15 lbs
Nina need to add 15 lbs of water
Answer:
he would have a 6/13 chance for brown, 3/12 chance for green, and a 4/12 chance for blue
Step-by-step explanation:
