The following data relate the sales figures of the bar in Mark Kaltenbach's small bed-and-breakfast inn in Portland, to the number of guests registered that week: Week 1 2 Bar Sales $330 $265 $390 $320 a) The simple linear regression equation that relates bar sales to number of guests (not to time) is (round your responses to one decimal place): +xguests b) If the forecast is 30 guests next week, the bar sales are expected to be $ (round your response to one decimal place). 3 4 Guests 16 12 18 14 Bar Sales =

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The following data relate the sales figures of the bar in Mark Kaltenbach's small bed-and-breakfast inn in Portland, to the number of guests registered that week:
Week
1
2
3
4
Guests
16
12
18
14
Bar Sales
$330
$265
$390
$320
a) The simple linear regression equation that relates bar sales to number of guests (not to time) is (round your responses to one decimal place):
Bar Sales = +
x guests
b) If the forecast is 30 guests next week, the bar sales are expected to be $ (round your response to one decimal place).
Transcribed Image Text:The following data relate the sales figures of the bar in Mark Kaltenbach's small bed-and-breakfast inn in Portland, to the number of guests registered that week: Week 1 2 3 4 Guests 16 12 18 14 Bar Sales $330 $265 $390 $320 a) The simple linear regression equation that relates bar sales to number of guests (not to time) is (round your responses to one decimal place): Bar Sales = + x guests b) If the forecast is 30 guests next week, the bar sales are expected to be $ (round your response to one decimal place).
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