Question

Information regarding the price of a roll of camera film (35 mm, 24 exposure) for a...

  1. Information regarding the price of a roll of camera film (35 mm, 24 exposure) for a sample of 16 cities worldwide is shown below.  Determine a 95% confidence interval for the population mean. (Hint: Here Sigma is unknown).

Price of Film Information

Mean

5.3667

Standard Error

0.7409

Median

4.8700

Standard Deviation

2.5666

Sample Variance

6.5873

Range

9.4100

Minimum

2.7300

Maximum

12.1400

Sum

64.4000

Count

12.0000
Math   Statistics-And-Probability   
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Answer #1

At 95 % CI For Mean is = ( 3.9991 , 6.7343 )

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