Question: Calculate Edwards Lifesciences's Excess Kurtosis from May 10, 2021 to January 30, 2022. Using unadjusted prices, write down the indicator formula, collect the raw data, calculate the answer, and keep four decimal places. Please list the raw data and key calculation process.
Formula: Kurt(r) = E[(r - \mu)^4] / \sigma^4 - 3
Data:
date,close
2021-05-07,92.16999816894533
2021-05-10,90.4000015258789
2021-05-11,89.51000213623047
2021-05-12,87.47000122070312
2021-05-13,87.94000244140625
2021-05-14,89.48999786376953
2021-05-17,89.8499984741211
2021-05-18,90.06999969482422
2021-05-19,90.68000030517578
2021-05-20,92.8000030517578
2021-05-21,94.1999969482422
2021-05-24,95.4499969482422
2021-05-25,96.68000030517578
2021-05-26,96.0
2021-05-27,94.3499984741211
2021-05-28,95.9000015258789
2021-06-01,95.12000274658205
2021-06-02,93.37999725341795
2021-06-03,94.33999633789062
2021-06-04,95.87000274658205
2021-06-07,96.33999633789062
2021-06-08,96.9800033569336
2021-06-09,97.08000183105467
2021-06-10,99.94000244140624
2021-06-11,99.98999786376952
2021-06-14,100.95999908447266
2021-06-15,100.27999877929688
2021-06-16,100.13999938964844
2021-06-17,100.98999786376952
2021-06-18,100.70999908447266
2021-06-21,102.83999633789062
2021-06-22,104.5199966430664
2021-06-23,104.76000213623048
2021-06-24,103.8000030517578
2021-06-25,103.56999969482422
2021-06-28,102.58000183105467
2021-06-29,103.58999633789062
2021-06-30,103.56999969482422
2021-07-01,104.80999755859376
2021-07-02,106.58999633789062
2021-07-06,106.45999908447266
2021-07-07,107.87999725341795
2021-07-08,108.19000244140624
2021-07-09,107.51000213623048
2021-07-12,106.83999633789062
2021-07-13,106.73999786376952
2021-07-14,106.79000091552734
2021-07-15,106.33999633789062
2021-07-16,106.91999816894533
2021-07-19,102.91000366210938
2021-07-20,106.58000183105467
2021-07-21,106.0500030517578
2021-07-22,107.05999755859376
2021-07-23,109.4000015258789
2021-07-26,108.88999938964844
2021-07-27,109.9000015258789
2021-07-28,110.05999755859376
2021-07-29,111.62000274658205
2021-07-30,112.2699966430664
2021-08-02,113.27999877929688
2021-08-03,114.6999969482422
2021-08-04,114.45999908447266
2021-08-05,114.77999877929688
2021-08-06,115.20999908447266
2021-08-09,114.33000183105467
2021-08-10,111.9499969482422
2021-08-11,111.13999938964844
2021-08-12,111.7699966430664
2021-08-13,113.1500015258789
2021-08-16,114.36000061035156
2021-08-17,117.26000213623048
2021-08-18,116.26000213623048
2021-08-19,117.9499969482422
2021-08-20,118.9499969482422
2021-08-23,116.95999908447266
2021-08-24,118.08999633789062
2021-08-25,117.0199966430664
2021-08-26,116.95999908447266
2021-08-27,116.38999938964844
2021-08-30,118.04000091552734
2021-08-31,117.18000030517578
2021-09-01,119.43000030517578
2021-09-02,120.61000061035156
2021-09-03,121.06999969482422
2021-09-07,121.98999786376952
2021-09-08,122.75
2021-09-09,122.08000183105467
2021-09-10,120.88999938964844
2021-09-13,119.3499984741211
2021-09-14,120.94000244140624
2021-09-15,121.0199966430664
2021-09-16,120.69000244140624
2021-09-17,119.41999816894533
2021-09-20,117.98999786376952
2021-09-21,118.5
2021-09-22,119.66000366210938
2021-09-23,121.0199966430664
2021-09-24,120.06999969482422
2021-09-27,117.06999969482422
2021-09-28,113.86000061035156
2021-09-29,113.5199966430664
2021-09-30,113.20999908447266
2021-10-01,112.27999877929688
2021-10-04,106.37000274658205
2021-10-05,108.83000183105467
2021-10-06,109.4800033569336
2021-10-07,110.88999938964844
2021-10-08,108.7300033569336
2021-10-11,108.48999786376952
2021-10-12,108.80999755859376
2021-10-13,109.0999984741211
2021-10-14,111.56999969482422
2021-10-15,112.16000366210938
2021-10-18,111.08999633789062
2021-10-19,115.0
2021-10-20,115.5999984741211
2021-10-21,115.73999786376952
2021-10-22,116.58999633789062
2021-10-25,117.3000030517578
2021-10-26,116.98999786376952
2021-10-27,116.06999969482422
2021-10-28,116.51000213623048
2021-10-29,119.81999969482422
2021-11-01,115.55999755859376
2021-11-02,116.94000244140624
2021-11-03,117.25
2021-11-04,117.37000274658205
2021-11-05,118.6500015258789
2021-11-08,119.54000091552734
2021-11-09,120.04000091552734
2021-11-10,118.7699966430664
2021-11-11,114.30999755859376
2021-11-12,116.0
2021-11-15,116.69000244140624
2021-11-16,119.04000091552734
2021-11-17,118.3499984741211
2021-11-18,117.02999877929688
2021-11-19,117.02999877929688
2021-11-22,114.83999633789062
2021-11-23,112.62999725341795
2021-11-24,114.48999786376952
2021-11-26,109.5199966430664
2021-11-29,110.70999908447266
2021-11-30,107.30999755859376
2021-12-01,107.43000030517578
2021-12-02,109.81999969482422
2021-12-03,108.4800033569336
2021-12-06,111.95999908447266
2021-12-07,115.5199966430664
2021-12-08,119.45999908447266
2021-12-09,120.33999633789062
2021-12-10,121.83999633789062
2021-12-13,120.73999786376952
2021-12-14,116.9000015258789
2021-12-15,119.91000366210938
2021-12-16,119.56999969482422
2021-12-17,122.12000274658205
2021-12-20,120.02999877929688
2021-12-21,124.4000015258789
2021-12-22,127.83000183105467
2021-12-23,128.57000732421875
2021-12-27,130.5800018310547
2021-12-28,129.35000610351562
2021-12-29,130.63999938964844
2021-12-30,130.67999267578125
2021-12-31,129.5500030517578
2022-01-03,128.33999633789062
2022-01-04,127.88999938964844
2022-01-05,123.91999816894533
2022-01-06,123.2300033569336
2022-01-07,122.3000030517578
2022-01-10,120.12000274658205
2022-01-11,121.94000244140624
2022-01-12,122.26000213623048
2022-01-13,120.45999908447266
2022-01-14,118.26000213623048
2022-01-18,115.83000183105467
2022-01-19,116.16000366210938
2022-01-20,115.55999755859376
2022-01-21,112.6500015258789
2022-01-24,110.5999984741211
2022-01-25,109.48999786376952
2022-01-26,108.62999725341795
2022-01-27,101.95999908447266
2022-01-28,104.87000274658205

Indicator data:
Answer: 1.2756