Suppose you analyzed the average monthly credit card bill of Visa credit card customers using two randomly selected samples: one with 149 Visa credit card customers Sample #1) and one with 113 Visa credit card customers Sample #2 Every creditcard customer ampe 1 had a monthly edit ad bill of $1,871. Sample #2, on the other hand, had an average monthly credit card bill of $1,807 with a variance of 1,339,644 (S)"2、 if you combined these samples into one... Question 2 What would be the combined monthly credit card bill average (in dollars)? $1,843.3969 Question ЗА what is thecombined monthly credit card bill median (in dollars)? $1,871.0000 Question 3BWhat is the shape of the combined monthly credit card bill distribution (in dollars)? Skewed Left Question 4 What would be thecombined monthly credit card bill standard deviation (in dollars)?

Question

Help on #4 please.

Suppose you analyzed the average monthly credit card bill of Visa credit card customers using two randomly selected samples: one with 149 Visa credit
card customers Sample #1) and one with 113 Visa credit card customers Sample #2 Every creditcard customer ampe 1 had a monthly edit ad
bill of $1,871. Sample #2, on the other hand, had an average monthly credit card bill of $1,807 with a variance of 1,339,644 (S)"2、 if you combined these
samples into one...
Question 2 What would be the combined monthly credit card bill average (in dollars)?
$1,843.3969
Question ЗА
what is thecombined monthly credit card bill median (in dollars)?
$1,871.0000
Question 3BWhat is the shape of the combined monthly credit card bill distribution (in dollars)?
Skewed Left
Question 4
What would be thecombined monthly credit card bill standard deviation (in dollars)?

Image Transcription

Suppose you analyzed the average monthly credit card bill of Visa credit card customers using two randomly selected samples: one with 149 Visa credit card customers Sample #1) and one with 113 Visa credit card customers Sample #2 Every creditcard customer ampe 1 had a monthly edit ad bill of $1,871. Sample #2, on the other hand, had an average monthly credit card bill of $1,807 with a variance of 1,339,644 (S)"2、 if you combined these samples into one... Question 2 What would be the combined monthly credit card bill average (in dollars)? $1,843.3969 Question ЗА what is thecombined monthly credit card bill median (in dollars)? $1,871.0000 Question 3BWhat is the shape of the combined monthly credit card bill distribution (in dollars)? Skewed Left Question 4 What would be thecombined monthly credit card bill standard deviation (in dollars)?

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