Mathematics, 23.04.2021 22:00 10027126
Determine whether each conclusion is valid. Justify your answer.
To evaluate the quality of their product, a manufacturer of cell phones
checks every 50th phone off the assembly line. Out of 200 phones
tested, 4 are defective. The manager concludes that about 2% of the cell
phones produced will be defective.
2. To determine whether the students will attend an arts festival at the
school, Oliver surveys his friends in the art club. All of Oliver's friends
plan to attend. So, Oliver assumes that all the students at his school will
also attend.
I
Preferred Ways to Travel
3 A random sample of people at a mall shows that 22 prefer to take a
family trip by car, 18 prefer to travel by plane, and 4 prefer to travel by
bus. Is the sample method valid? If so, how many people out of 500
would you expect to say they prefer to travel by plane? (Example 4)
Bus
9%
Plane
41%
Car
50%
Answers: 1
Mathematics, 21.06.2019 18:00
My math teacher told my class to "steal" a 6th grade fraction word problem from the internet, word problems? : -p requirements: only a 1 step word problem. needs to be complex.
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Mathematics, 21.06.2019 18:40
Which statements regarding efg are true? check all that apply.
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Mathematics, 21.06.2019 22:00
Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.
Answers: 2
Determine whether each conclusion is valid. Justify your answer.
To evaluate the quality of their...
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