The following table shows the hot dogs bought from a street vendor over the course of eight days ("Demand"). Also shown is the temperature for each day in degrees Celsius. Complete parts a and b below. Temperature (°C) 22 13 Demand 20 5 16 13 21 16 21 O 41 31 47 30 38 22 35 a. Calculate the slope and y-intercept for the linear regression equation for these data. ŷ=+x (Round to two decimal places as needed.) b. Predict the demand for hot dogs on a day with a temperature of 7°C. The predicted demand for hot dogs on a day with a temperature of 7°C is (Round to the nearest integer as needed.) affo

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The following table shows the hot dogs bought from a street vendor over the course of eight days ("Demand"). Also shown is the temperature for each day in degrees Celsius. Complete parts a and b below.
Temperature (°C) 22 13 22 20 5
Demand
30 35 38 16
13 16 21 O
21 41 31
47
a. Calculate the slope and y-intercept for the linear regression equation for these data.
ŷ=+x
(Round to two decimal places as needed.)
b. Predict the demand for hot dogs on a day with a temperature of 7°C.
The predicted demand for hot dogs on a day with a temperature of 7°C is
(Round to the nearest integer as needed.)
of
Transcribed Image Text:The following table shows the hot dogs bought from a street vendor over the course of eight days ("Demand"). Also shown is the temperature for each day in degrees Celsius. Complete parts a and b below. Temperature (°C) 22 13 22 20 5 Demand 30 35 38 16 13 16 21 O 21 41 31 47 a. Calculate the slope and y-intercept for the linear regression equation for these data. ŷ=+x (Round to two decimal places as needed.) b. Predict the demand for hot dogs on a day with a temperature of 7°C. The predicted demand for hot dogs on a day with a temperature of 7°C is (Round to the nearest integer as needed.) of
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