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victoriamscott460
victoriamscott460
13.10.2019 • 
Mathematics

The average number of customers per day at a home improvement store is given in the following table. let x represent the day where 1 = sun of the first week, 7 = sat of the first week, 8 = sun of the second week, and 14 = sat of the second week. use a graphing calculator to produce a sine regression model for the data. round a, b, c, and d to the nearest thousandth.
day.. .tues..wed..thur..fri..sat
number of customers..115..77..60..51..68..86..120
a.
33.690sin(0.887x + 1.337) + 81.684
b.
34.081sin(0.888x - 1.341) + 82.822
c.
34.081sin(0.888x + 1.341) + 82.822
d.
33.690sin(0.887x + 1.337) - 81.684

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