arithmetic moving average is not working
Closed this issue · 1 comments
insinfo commented
@Makanz
the moving average is not working, I used your example and put my data, the moving average line is straight instead of following the data like in Excel
it should be like this
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>BarChart Example</title>
<script src="assets/js/chartjs/4.3.0/chart.js"></script>
<script src="assets/js/chartjs/4.3.0/chartjs-plugin-trendline.js"></script>
<script>
document.addEventListener("DOMContentLoaded", function (event) {
// Bar chart
new Chart(document.getElementById("bar-chart"), {
type: 'bar',
data: {
labels: [
'12(2020)',
'13(2020)',
'14(2020)',
'15(2020)',
'16(2020)',
'17(2020)',
'18(2020)',
'19(2020)',
'20(2020)',
'21(2020)',
'22(2020)',
'23(2020)',
'24(2020)',
'25(2020)',
'26(2020)',
'27(2020)',
'28(2020)',
'29(2020)',
'30(2020)',
'31(2020)',
'32(2020)',
'33(2020)',
'34(2020)',
'35(2020)',
'36(2020)',
'37(2020)',
'38(2020)',
'39(2020)',
'40(2020)',
'41(2020)',
'42(2020)',
'43(2020)',
'44(2020)',
'45(2020)',
'46(2020)',
'47(2020)',
'48(2020)',
'49(2020)',
'50(2020)',
'51(2020)',
'52(2020)',
'53(2020)',
'1(2021)',
'2(2021)',
'3(2021)',
'4(2021)',
'5(2021)',
'6(2021)',
'7(2021)',
'8(2021)',
'9(2021)',
'10(2021)',
'11(2021)',
'12(2021)',
'13(2021)',
'14(2021)',
'15(2021)',
'16(2021)',
'17(2021)',
'18(2021)',
'19(2021)',
'20(2021)',
'21(2021)',
'22(2021)',
'23(2021)',
'24(2021)',
'25(2021)',
'26(2021)',
'27(2021)',
'28(2021)',
'29(2021)',
'30(2021)',
'31(2021)',
'32(2021)',
'33(2021)',
'34(2021)',
'35(2021)',
'36(2021)',
'37(2021)',
'38(2021)',
'39(2021)',
'40(2021)',
'41(2021)',
'42(2021)',
'43(2021)',
'44(2021)',
'45(2021)',
'46(2021)',
'47(2021)',
'48(2021)',
'49(2021)',
'50(2021)',
'51(2021)',
'52(2021)',
'1(2022)',
'2(2022)',
'3(2022)',
'4(2022)',
'5(2022)',
'6(2022)',
'7(2022)',
'8(2022)',
'9(2022)',
'10(2022)',
'11(2022)',
'12(2022)',
'13(2022)',
'14(2022)',
'15(2022)',
'16(2022)',
'17(2022)',
'18(2022)',
'19(2022)',
'20(2022)',
'21(2022)',
'22(2022)',
'23(2022)',
'24(2022)',
'25(2022)',
'26(2022)',
'27(2022)',
'28(2022)',
'29(2022)',
'30(2022)',
'31(2022)',
'32(2022)',
'33(2022)',
'34(2022)',
'35(2022)',
'36(2022)',
'37(2022)',
'38(2022)',
'39(2022)',
'40(2022)',
'41(2022)',
'42(2022)',
'43(2022)',
'44(2022)',
'45(2022)',
'46(2022)',
'47(2022)',
'48(2022)',
'49(2022)',
'50(2022)',
'51(2022)',
'52(2022)',
'01(2023',
'02(2023)',
'03(2023)',
'04(2023)',
'05(2023)',
'06(2023)',
'07(2023)',
'08(2023)',
'09(2023)',
'10(2023)',
'11(2023)',
'12(2023)',
'13(2023)',
'14(2023)',
'15(2023)',
'16(2023)',
'17(2023)',
'18(2023)'],
datasets: [
{
label: "Info",
backgroundColor: ["#3e95cd", "#8e5ea2","#3cba9f","#e8c3b9","#c45850"],
data: [1,
7,
18,
31,
39,
33,
69,
107,
109,
103,
134,
124,
91,
105,
84,
110,
149,
111,
113,
76,
68,
66,
59,
70,
51,
51,
93,
76,
81,
86,
90,
114,
139,
140,
241,
287,
484,
440,
554,
610,
352,
364,
468,
347,
269,
220,
179,
162,
193,
272,
381,
345,
426,
325,
279,
249,
225,
231,
314,
358,
318,
335,
366,
339,
257,
272,
223,
198,
131,
131,
132,
178,
136,
231,
249,
167,
131,
174,
180,
123,
102,
75,
83,
51,
35,
28,
38,
30,
20,
15,
16,
12,
2,
5,
288,
1158,
2271,
1713,
860,
341,
124,
81,
28,
22,
28,
3,
7,
4,
7,
2,
17,
31,
32,
56,
123,
220,
399,
534,
803,
575,
376,
228,
85,
53,
41,
29,
19,
11,
7,
5,
0,
2,
1,
3,
3,
5,
10,
24,
63,
319,
511,
295,
196,
102,
83,
61,
41,
20,
22,
22,
14,
4,
18,
43,
54,
66,
67,
80,
56,
42,
41,
20,
24,
12],
trendlineLinear: {
colorMin: "rgba(255,105,180, .8)",
lineStyle: "dotted",
width: 2
}
},
]
},
options: {
legend: { display: false },
title: {
display: true,
text: 'Predicted world population (millions) in 2050'
}
}
});
});
</script>
</head>
<body>
<h1>Bar Chart</h1>
<div style="width: 800px;">
<canvas id="bar-chart"></canvas>
</div>
<p>Using example code from <a href="http://tobiasahlin.com/blog/chartjs-charts-to-get-you-started/"
target="_blank">tobiasahlin.com.</a></p>
</body>
</html>
Makanz commented
This plugin is only for linear trend lines not moving average.
Maybe this plugin is what you is searching for.
https://github.com/rajasharan/moving-averages-chartjs