Answer:
0.35
Step-by-step explanation:
To find the mean you add all the numbers up and you divide that answer by how many numbers you have used to add.
Answer:
72
Step-by-step explanation:
For Q 1 : 25 % of the scores are below this value. The area under the bell-shaped curve of the normal distribution is 0.25. And since we have 288 electricians that took a certification test:
0.25 * 288 = 72.
Answer:
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Step-by-step explanation:
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Yeah that's right I'm pretty sure that's the work u do so u r not wrong ok so relax
Answer:
Step-by-step explanation:
Use trigonometry
<u>Let the height of the cloud be x, then we have:</u>
- tan 35° = x/525
- x = 525 tan 35°
- x = 367.6 (rounded)
The height of the cloud layer is 367.6 m
