Answer: 166.666 mcgs
Step-by-step explanation:
√(12/27)
= √(4 * 3) / √(9 * 3)
= 2√3 / 3√3
= 2/3
z = (x − μ) / σ
z = (65 − 69) / 3.5
z = -1.14
Answer:
B i think
sorry I'm not explaining I'm doing a challange
