SOLUTION: A random sample of the amount paid (in dollars) for taxi fare from downtown to the airport was obtained: 15,19,17,23,21,17,16,18,12,18,20,22,15,18,20 Us the data to find a point e

Algebra ->  Probability-and-statistics -> SOLUTION: A random sample of the amount paid (in dollars) for taxi fare from downtown to the airport was obtained: 15,19,17,23,21,17,16,18,12,18,20,22,15,18,20 Us the data to find a point e      Log On


   

Question 393099: A random sample of the amount paid (in dollars) for taxi fare from downtown to the airport was obtained: 15,19,17,23,21,17,16,18,12,18,20,22,15,18,20
Us the data to find a point estimate for each of the following parameters.
a. Mean b. Variance c. Standard deviation
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

using the Data Analysis Tool in Excel

by Entering data into column:15,19,17,23,21,17,16,18,12,18,20,22,15,18,20

and choosing statistical analysis

a. Mean	 271/15 = 18.0667

b. Variance = 8.4952	

c. Standard deviation = sqrt(8.4952) = 2.9147



Recommend using methods at Your disposable to check these responses.