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iogann1982 [59]
3 years ago
11

A supervisor records the repair cost for 17 randomly selected VCRs. A sample mean of $68.83 and standard deviation of $12.17 are

subsequently computed. Determine the 80% confidence interval for the mean repair cost for the VCRs. Assume the population is approximately normal.
Step 1 of 2: Find the critical value that should be used in constructing the confidence interval. Round your answer to three decimal places.
Mathematics
1 answer:
amid [387]3 years ago
5 0

Answer:

27

Step-by-step explanation:

im smart

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Is that supposed to be y=-2x+1?
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At the end of the year, a library reported 32 books lost or stolen, and 24 books were sent out for repair. If the library origin
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L has $200. Ty has 30% more than Lu and twice as much as Ali. How much money do they have altogether? (PLEASE SHOW STEPS!)
saul85 [17]
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5 0
3 years ago
38 degrees 2x degrees +6 degrees
ratelena [41]
STEP
1
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Pulling out like terms

Pull out like factors :

32 - 2x = -2 • (x - 16)

STEP
2
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Solving a Single Variable Equation:

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x = 16

5 0
3 years ago
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