A local news survey asked 500 randomly sampled people about which shipping carrier they prefer to use for shipping holiday gifts. The table below shows the distribution of responses by age group. Use an appropriate hypothesis test to determine whether the variables age and preferred shipping carrier are independent. AGE CARRIER 18-34 35-54 55+ USPS 72 97 76 UPS 52 76 34 FedEx 31 24 9 Something Else 7 6 3 Not Sure 3 6 4
A local news survey asked 500 randomly sampled people about which shipping carrier they prefer to use for shipping holiday gifts. The table below shows the distribution of responses by age group. Use an appropriate hypothesis test to determine whether the variables age and preferred shipping carrier are independent. AGE CARRIER 18-34 35-54 55+ USPS 72 97 76 UPS 52 76 34 FedEx 31 24 9 Something Else 7 6 3 Not Sure 3 6 4
Chapter9: Sequences, Probability And Counting Theory
Section9.7: Probability
Problem 4SE: What is the difference between events and outcomes? Give an example of both using the sample space...
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A local news survey asked 500 randomly sampled people about which shipping carrier they prefer to use for shipping holiday gifts. The table below shows the distribution of responses by age group.
Use an appropriate hypothesis test to determine whether the variables age and preferred shipping carrier are independent.
AGE | |||
CARRIER | 18-34 | 35-54 | 55+ |
USPS | 72 | 97 | 76 |
UPS | 52 | 76 | 34 |
FedEx | 31 | 24 | 9 |
Something Else | 7 | 6 | 3 |
Not Sure | 3 | 6 | 4 |
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