Answer:
Start at -4. Move 7 units to the right because 7 is positive. The sum is 3.
Step-by-step explanation:
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Answer:
Your answer
85 dollar 4 cent
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Step-by-step explanation:
Answer:
17000 batteries
Step-by-step explanation:
Three years and one month is equivalent to the mean minus one standard deviation.
Three years and seven months is equivalent to the mean plus one standard deviation.
For a normal distribution, we know that 68% of population is between mean ± 1 sd, then can be expected that 25000*68% = 17000 of batteries last between three years and one month and three years and seven months
Answer:
15/2
Step-by-step explanation:
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