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Mashcka [7]
3 years ago
6

The standard normal curve shown below models the population distribution of a random variable. What proportion of the values in

the population does not lie between the two z-scores indicated on the diagram?
z=-1.25
z=0.80
Mathematics
1 answer:
Zepler [3.9K]3 years ago
8 0

Answer:

0.3175

Step-by-step explanation:

z=-1.25 from table is .1056

z=.80 from table is .7881

subtract from each other =.6825

Subtract from the whole is 1-.6825=0.3175

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Answer:

Step-by-step explanation:

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4 0
2 years ago
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sergij07 [2.7K]

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a - 6%

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Step-by-step explanation:

The answer for a

the only items that had sales tax were $3.00 and $0.50. The total tax for the both was $0.21 so you can find what percent 0.21 is of 3.00 + 0.50 o 3.50. Do this by dividing the percent you are looking for, 0.21, by what it is the percent of 3.50. 0.21 / 3.50 = 0.06. then you multiply the number you got, in this case 0.06 by 100 to find the percentage so it is 6%

The answer for b

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8 0
2 years ago
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