The samples he chose may not be a representative sample because the number of students per foreign language class may not be the same. One class may have a very large number of students while another may have only a few. Taking equal number of students per class is not a representative sample.<span />
Answer:
The conclusion to be drawn is:
The actual proportion of teenagers who do not smile is only 8%. It is clear that exactly 6 out of 10 teenagers will smile in their driver's license photo.
If we continued to take more samples of 10 teenagers, the center of the distribution would shift to
Step-by-step explanation:
1 meter :12 cm
1 cubic meter = 1 x 1 x 1 : 12 x 12 x 12 = 1,728 cubic cm.
Convert to hours, then days, then years
60 minutes per hour
1000000/60=50000/3=16666.7 hours
24 hours per day
16666.7/24=694.4 days
365 days per year
694.4/365=1.9
the average person lives at least 1.9 years
maybe, I guess
Answer:
Step-by-step explanation:
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