Asked by German
A quality control specialist for a large computer store conducted a random sample of 150 laptops from its stock. She found 3 did not turn on and 5 required system updates to run properly. What is a reasonable probability model for the laptops the store has in stock?
Select all that apply.
3.3% of the laptops will require system updates.
92% of the laptops will function properly.
94.7% of the laptops will function properly.
96.6% of the laptops will function properly.
2% of the laptops will require system updates.
5.3% of the laptops will require system updates.
Help me please! I think its the first 3 but if someone could double check for me it would be appreciated !!!
Select all that apply.
3.3% of the laptops will require system updates.
92% of the laptops will function properly.
94.7% of the laptops will function properly.
96.6% of the laptops will function properly.
2% of the laptops will require system updates.
5.3% of the laptops will require system updates.
Help me please! I think its the first 3 but if someone could double check for me it would be appreciated !!!
Answers
Answered by
Damon
150 - 5 = 145
145/150 = 96.7 100 -96.7 = 3.3 % need updates
150 - 8 = 142
142/150 = 94.7% worked properly
145/150 = 96.7 100 -96.7 = 3.3 % need updates
150 - 8 = 142
142/150 = 94.7% worked properly
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