Z score = (x -mean) / standard deviation.
For this problem X = 50 cm.
Z-score = (50 - 49.2) / 1.8
Z score = 0.8 / 1.8
Z score = 0.44
Look up 0.44 on a z-score table.
0.44 = 0.6700
0.67 x 100 = 67% will be 50 cm or longer.
Ai whish i can help but idk
Step-by-step explanation:
Y = 44
8 x 2 = 16
22 x 2 = 44
Answer:
26 lbs
Step-by-step explanation:
there are four 1/4 hours in an hour 1/4 x4=1 hour
6 1/2 x4= 26 lbs in an hour
1in = 5ft
12/5 = 2.4
18/5 = 3.6
Using a scale factor of 1 inch = 5 feet, the blueprint dimensions of a bedroom that is 12 feet x 18 feet are 2.4in x 3.6in.
