Fast computer: Two microprocessors are compared on a sample of 6 benchmark codes to determine whether there is a difference in speed the times (in seconds) used by each processor on each code are as follows: Code 1 2. 3. Processor A 27.2 17.4 21.1 18.0 26.4 27.5 Processor B 24.2 18.3 27.9 27.8 26.1 26.1 Send data to Excel Part: 0 / 2 Part 1 of 2 (a) Find a 99% confidence interval for the difference between the mean speeds. Let d represent the speed of processor A minus the speed of processor B. Use tables to find the critical value. Carry your intermediate computations to at least 3 decimal places. Round your final answers to 2 decimal places. A 99% confidence interval for the difference between the mean speeds is

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Fast computer: Two microprocessors are compared on a sample of 6 benchmark codes to determine whether there is a
difference in speed the times (in seconds) used by each processor on each code are as follows:
Code
1
3
4
Processor A 27.2
17.4
21.1
18.0
26.4
27.5
Processor B
24.2
18.3 27.9
27.8 26.1
26.1
Send data to Excel
Part: 0/ 2
Part 1 of 2
(a) Find a 99% confidence interval for the difference between the mean speeds. Let d represent the speed of processor A
minus the speed of processor B. Use tables to find the critical value. Carry your intermediate computations to at least 3
decimal places. Round your final answers to 2 decimal places.
A 99% confidence interval for the difference between the mean speeds is
Transcribed Image Text:Fast computer: Two microprocessors are compared on a sample of 6 benchmark codes to determine whether there is a difference in speed the times (in seconds) used by each processor on each code are as follows: Code 1 3 4 Processor A 27.2 17.4 21.1 18.0 26.4 27.5 Processor B 24.2 18.3 27.9 27.8 26.1 26.1 Send data to Excel Part: 0/ 2 Part 1 of 2 (a) Find a 99% confidence interval for the difference between the mean speeds. Let d represent the speed of processor A minus the speed of processor B. Use tables to find the critical value. Carry your intermediate computations to at least 3 decimal places. Round your final answers to 2 decimal places. A 99% confidence interval for the difference between the mean speeds is
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