تم الحل ✓
categoryإحصاء
schoolبكالوريوس
event_available2026-07-14
السؤال
Transcribed Image Text:
The table below shows the average weekly wages (in dollars) for state government employees and federal government employees for 10 years. Construct and interpret a
90% prediction interval for the average weekly wages of federal government employees when the average weekly wages of state government employees is $879. The
equation of the regression line is y = 1.369x+32.849.
Wages (state), x
Wages (federal), y
705
1,018
770
783 801
858 869
1,061 1,108 1,143 1,181 1,230 1,283
926
930
1,307
950
1,341
989
1,403
Construct and interpret a 90% prediction interval for the average weekly wages of federal government employees when the average weekly wages of state government
employees is $879. Select the correct choice below and fill in the answer boxes to complete your choice.
(Round to the nearest cent as needed.)
OA. We can be 90% confident that when the average weekly wages of state government employees is $879, the average weekly wages of federal government
employees will be between $☐ and $
B. There is a 90% chance that the predicted average weekly wages of federal government employees is between $☐ and $, given a state average weekly wage of
$879.
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