Z score=(data value-mean)/standard deviation
z=(90-100)/15=-0.6666666667
Answer:
now i dont know if this is the thing your asking but a negative plus a negative is a positive.
Answer:
864 cm
Step-by-step explanation:
Answer:
B. 5 × 5 × 8
Step-by-step explanation:
Each of the boards have an area of 25. You have 8 of them.
Answer:
im sorry I just need to us ur page to right on