For Exercises 87-90, write a function based on the given parent function and transformations in the given order. Parent function: y = x 3 1. Shift 4 .5 units to the left . 2 . Reflect across the y -axis . 3 . Shift upward 2 .1 units .
For Exercises 87-90, write a function based on the given parent function and transformations in the given order. Parent function: y = x 3 1. Shift 4 .5 units to the left . 2 . Reflect across the y -axis . 3 . Shift upward 2 .1 units .
Identify the functions by circling the letter above the table.
Patty’s Parasols recorded the monthly rainfall and their umbrella sales for an entire year. The following table shows the inches of rainfall and the number of umbrellas the store sold each month. The relationship between the inches of rainfall and umbrella sales can be modeled using a linear function.
Month
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sept.
Oct.
Nov.
Dec.
Rainfall (in.)
2.5
3.1
4.0
4.3
3.6
2.4
1.2
0.6
1.5
1.4
1.1
2.6
Umbrella sales
132
140
162
170
156
103
98
87
84
78
110
125
Using technology, determine the correlation coefficient for the data to the nearest hundredth. Explain the steps you used.
What does the correlation coefficient for the data indicate about the direction and strength of the linear association between the monthly rainfall and the number of umbrellas sold?
Patty’s Parasols recorded the monthly rainfall and their umbrella sales for an entire year. The following table shows the inches of rainfall and the number of umbrellas the store sold each month. The relationship between the inches of rainfall and umbrella sales can be modeled using a linear function.
Month
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sept.
Oct.
Nov.
Dec.
Rainfall (in.)
2.5
3.1
4.0
4.3
3.6
2.4
1.2
0.6
1.5
1.4
1.1
2.6
Umbrella sales
132
140
162
170
156
103
98
87
84
78
110
125
Using technology, determine the correlation coefficient for the data to the nearest hundredth. Explain the steps you used.
What does the correlation coefficient for the data indicate about the direction and strength of the linear association between the monthly rainfall and the number of umbrellas sold
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