Identify the probability statement as empirical or not.The probability that a brand-name computer hard drive will crash during its first year of use is 0.10.

A. Not empirical
B. Empirical


Answer: B

Mathematics

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A hypothesis test is to be performed. State the null and alternative hypotheses.A health insurer has determined that the "reasonable and customary" fee for a certain medical procedure is  They suspect that the average fee charged by one particular clinic for this procedure is higher than  The insurer wants to perform a hypothesis test to determine whether their suspicion is correct.

A. Null hypothesis: mean fee < $1200 Alternative hypothesis: mean fee > $1200 B. Null hypothesis: mean fee > $1200 Alternative hypothesis: mean fee = $1200 C. Null hypothesis: mean fee = $1200 Alternative hypothesis: mean fee ? $1200 D. Null hypothesis: mean fee = $1200 Alternative hypothesis: mean fee > $1200

Mathematics

Determine whether the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic, find the common difference; if it is geometric, find the common ratio.{4n - 2}

A. Arithmetic; d = -2 B. Arithmetic; d = 4 C. Geometric; r = 4 D. Neither

Mathematics

Solve.The relationship between  and  degrees of measuring temperature is linear. Find an equation relating  and  if  corresponds to 

style="vertical-align: -4.0px;" /> and  corresponds to  Use the equation to find the Celsius measure of 

A. C = F + ;   °C
B. C = F - 10; -  °C
C. C = F - ; -  °C
D. C = F - 80; -  °C

Mathematics

Solve.A window washer accidentally drops a bucket from the top of a 64-foot building. The height h of the bucket after t seconds is given by  When will the bucket hit the ground?

A. 4 sec B. -2 sec C. 32 sec D. 2 sec

Mathematics