A regional bank issues different types of credit cards. As part of its annual review of the profitability of each type of credit​ card, the bank randomly samples 36 customers to measure the average quarterly charges per card. A random sample of 36 accounts from one type of credit card shows the accompanying spending per account​ (rounded to the nearest​ dollar). Complete parts a through e below.   Data on Credit Card Spending:   Credit Card Spending $2,373  $4,197  $3,711  $2,324  $2,782  $2,635 $2,628  $2,968  $2,954  $2,550  $2,401  $1,363 $1,797  $1,993  $2,539  $3,233  $2,855  $1,630 $2,169  $3,249  $3,428  $1,932  $3,067  $2,340 $2,991  $2,245  $3,496  $2,697  $2,983  $3,138 $1,600  $2,852  $2,739  $2,132  $2,885  $3,243   a. Based on these randomly sampled​ accounts, what is the best point estimate of the true mean quarterly spending for credit card account​ holders?   ​$ ​(Round to the nearest cent as​ needed.)

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter11: Data Analysis And Displays
Section11.4: Two-ways Tables
Problem 6E
icon
Related questions
Topic Video
Question
100%
A regional bank issues different types of credit cards. As part of its annual review of the profitability of each type of credit​ card, the bank randomly samples 36 customers to measure the average quarterly charges per card. A random sample of 36 accounts from one type of credit card shows the accompanying spending per account​ (rounded to the nearest​ dollar).
Complete parts a through e below.
 
Data on Credit Card Spending:
 
Credit Card Spending
$2,373  $4,197  $3,711  $2,324  $2,782  $2,635
$2,628  $2,968  $2,954  $2,550  $2,401  $1,363
$1,797  $1,993  $2,539  $3,233  $2,855  $1,630
$2,169  $3,249  $3,428  $1,932  $3,067  $2,340
$2,991  $2,245  $3,496  $2,697  $2,983  $3,138
$1,600  $2,852  $2,739  $2,132  $2,885  $3,243
 
a. Based on these randomly sampled​ accounts, what is the best point estimate of the true mean quarterly spending for credit card account​ holders?
 
​$
​(Round to the nearest cent as​ needed.)
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 6 images

Blurred answer
Knowledge Booster
Hypothesis Tests and Confidence Intervals for Means
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Algebra
ISBN:
9781680331141
Author:
HOUGHTON MIFFLIN HARCOURT
Publisher:
Houghton Mifflin Harcourt