Answer:
101
Step-by-step explanation:
Answer:No solution
Step-by-step explanation:
Answer:
23.64
Step-by-step explanation:
× (2 - 5)² + 6
= 
× (- 3)² + 6
= 1.96 × 9 + 6
= 17.64 + 6
= 23.64
Roughly 1.7 percent of the bands are shorter than 3cm. We calculate the z score of the data point in standard distribution. By definition of z score, we use score minus mean divided by standard deviation. z=(3-6)/1.5=-2. A z score of -2 corresponds to approximately 1.7%, in other words, roughly 1.7 percent of data is less than 3cm.
