A large company claims that the average age of their employees is 32 years, with a standard deviation of four years. The average
age of employees in the sales department at the company is 27 years. Given that the data is approximately normal, standardize the age of the employees at the company and find the area under the normal curve below the standardized employee age.
A. The area below the standardized employee age is 0.2358
B. The area below the standardized employee age is 0.8944.
C. The area below the standardized employee age is 0.1056
D. The area below the standardized employee age is 0.7642
1 answer:
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Answer:
x=-6
×=1
Step-by-step explanation:
remove parentheses
connect like terms
change the signs
calculate the discriminant
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Answer:
n=−5
Step-by-step explanation:
n−4−3n=3n+6−3n
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Step 2: Add 4 to both sides.
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